diff --git a/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsBlobStore.java b/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsBlobStore.java
index 780753d1d..ea2def677 100644
--- a/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsBlobStore.java
+++ b/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsBlobStore.java
@@ -235,7 +235,9 @@ protected DownloadResponse doDownload(DownloadRequest downloadRequest, ByteArray
   @Override
   protected DownloadResponse doDownload(DownloadRequest downloadRequest, File file) {
     GetObjectRequest request = transformer.toRequest(downloadRequest);
-    GetObjectResponse response = s3Client.getObject(request, ResponseTransformer.toFile(file));
+    Path destinationPath = createDownloadDestinationPath(downloadRequest, file.toPath());
+    GetObjectResponse response =
+        s3Client.getObject(request, ResponseTransformer.toFile(destinationPath));
     return transformer.toDownloadResponse(downloadRequest, response);
   }
 
@@ -249,7 +251,9 @@ protected DownloadResponse doDownload(DownloadRequest downloadRequest, File file
   @Override
   protected DownloadResponse doDownload(DownloadRequest downloadRequest, Path path) {
     GetObjectRequest request = transformer.toRequest(downloadRequest);
-    GetObjectResponse response = s3Client.getObject(request, ResponseTransformer.toFile(path));
+    Path destinationPath = createDownloadDestinationPath(downloadRequest, path);
+    GetObjectResponse response =
+        s3Client.getObject(request, ResponseTransformer.toFile(destinationPath));
     return transformer.toDownloadResponse(downloadRequest, response);
   }
 
diff --git a/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsTransformer.java b/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsTransformer.java
index 4319db5ef..e71ca6b12 100644
--- a/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsTransformer.java
+++ b/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/AwsTransformer.java
@@ -35,6 +35,7 @@
 import com.salesforce.multicloudj.common.retries.RetryConfig;
 import com.salesforce.multicloudj.common.util.HexUtil;
 import java.io.InputStream;
+import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.time.Duration;
 import java.time.Instant;
@@ -100,6 +101,7 @@
 import software.amazon.awssdk.transfer.s3.model.CompletedDirectoryDownload;
 import software.amazon.awssdk.transfer.s3.model.CompletedDirectoryUpload;
 import software.amazon.awssdk.transfer.s3.model.DownloadDirectoryRequest;
+import software.amazon.awssdk.transfer.s3.model.DownloadFileRequest;
 import software.amazon.awssdk.transfer.s3.model.UploadDirectoryRequest;
 
 public class AwsTransformer {
@@ -293,6 +295,14 @@ public GetObjectRequest toRequest(DownloadRequest request) {
     return builder.build();
   }
 
+  /** Builds a {@link DownloadFileRequest} for use with {@code S3TransferManager.downloadFile}. */
+  public DownloadFileRequest toRequest(DownloadRequest request, Path destinationPath) {
+    return DownloadFileRequest.builder()
+        .getObjectRequest(toRequest(request))
+        .destination(destinationPath)
+        .build();
+  }
+
   /**
    * Reading the first 500 bytes - createRangeString(0, 500) - "bytes=0-500" Reading a middle 500
    * bytes - createRangeString(123, 623) - "bytes=123-623" Reading the last 500 bytes -
diff --git a/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStore.java b/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStore.java
index 845ea5922..794c0b9bd 100644
--- a/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStore.java
+++ b/blob/blob-aws/src/main/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStore.java
@@ -171,9 +171,7 @@ protected CompletableFuture<DownloadResponse> doDownload(
 
   @Override
   protected CompletableFuture<DownloadResponse> doDownload(DownloadRequest request, File file) {
-    return client
-        .getObject(transformer.toRequest(request), AsyncResponseTransformer.toFile(file))
-        .thenApply(response -> transformer.toDownloadResponse(request, response));
+    return doDownload(request, file.toPath());
   }
 
   /**
@@ -185,8 +183,16 @@ protected CompletableFuture<DownloadResponse> doDownload(DownloadRequest request
    */
   @Override
   protected CompletableFuture<DownloadResponse> doDownload(DownloadRequest request, Path path) {
+    Path destinationPath = createDownloadDestinationPath(request, path);
+    if (request.isParallelDownload()) {
+      return transferManager
+          .downloadFile(transformer.toRequest(request, destinationPath))
+          .completionFuture()
+          .thenApply(
+              completed -> transformer.toDownloadResponse(request, completed.response()));
+    }
     return client
-        .getObject(transformer.toRequest(request), path)
+        .getObject(transformer.toRequest(request), destinationPath)
         .thenApply(response -> transformer.toDownloadResponse(request, response));
   }
 
diff --git a/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/AwsBlobStoreTest.java b/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/AwsBlobStoreTest.java
index fb6474e45..6bf04d977 100644
--- a/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/AwsBlobStoreTest.java
+++ b/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/AwsBlobStoreTest.java
@@ -183,27 +183,25 @@ void setup() {
             .withSessionCredentials(sessionCreds)
             .build();
 
-    aws =
-        new AwsBlobStore.Builder()
-            .withTransformerSupplier(transformerSupplier)
-            .withCredentialsOverrider(credsOverrider)
-            .withBucket("bucket-1")
-            .withRegion("us-east-2")
-            .withEndpoint(URI.create("https://blob.endpoint.com"))
-            .withProxyEndpoint(URI.create("https://proxy.endpoint.com:443"))
-            .withSocketTimeout(Duration.ofMinutes(1))
-            .withIdleConnectionTimeout(Duration.ofMinutes(5))
-            .withMaxConnections(100)
-            .build();
+    AwsBlobStore.Builder builder1 = new AwsBlobStore.Builder();
+    builder1.withTransformerSupplier(transformerSupplier);
+    builder1.withCredentialsOverrider(credsOverrider);
+    builder1.withBucket("bucket-1");
+    builder1.withRegion("us-east-2");
+    builder1.withEndpoint(URI.create("https://blob.endpoint.com"));
+    builder1.withProxyEndpoint(URI.create("https://proxy.endpoint.com:443"));
+    builder1.withSocketTimeout(Duration.ofMinutes(1));
+    builder1.withIdleConnectionTimeout(Duration.ofMinutes(5));
+    builder1.withMaxConnections(100);
+    aws = builder1.build();
     credsOverrider =
         new CredentialsOverrider.Builder(CredentialsType.ASSUME_ROLE).withRole("some-role").build();
-    aws =
-        new AwsBlobStore.Builder()
-            .withTransformerSupplier(transformerSupplier)
-            .withCredentialsOverrider(credsOverrider)
-            .withBucket("bucket-1")
-            .withRegion("us-east-2")
-            .build();
+    AwsBlobStore.Builder builder2 = new AwsBlobStore.Builder();
+    builder2.withTransformerSupplier(transformerSupplier);
+    builder2.withCredentialsOverrider(credsOverrider);
+    builder2.withBucket("bucket-1");
+    builder2.withRegion("us-east-2");
+    aws = builder2.build();
   }
 
   @AfterEach
@@ -557,6 +555,33 @@ void testDoDownloadPath() {
     }
   }
 
+  @Test
+  void testDoDownloadPath_WithCreateParentPath() throws IOException {
+    Instant now = Instant.now();
+    setupMockGetObjectResponse(now, false);
+
+    Path rootPath = Path.of("tempCreateParentRoot");
+    try {
+      Files.createDirectories(rootPath);
+      DownloadRequest request =
+          DownloadRequest.builder()
+              .withKey("prefix-a/prefix-b/object-1")
+              .withVersionId("version-1")
+              .withRange(10L, 110L)
+              .withCreateParentPath(true)
+              .build();
+      DownloadResponse response = aws.doDownload(request, rootPath);
+      assertEquals("prefix-a/prefix-b/object-1", response.getKey());
+      // Verify the intermediate parent directories were created.
+      assertTrue(Files.exists(rootPath.resolve("prefix-a/prefix-b")));
+    } finally {
+      Files.deleteIfExists(rootPath.resolve("prefix-a/prefix-b/object-1"));
+      Files.deleteIfExists(rootPath.resolve("prefix-a/prefix-b"));
+      Files.deleteIfExists(rootPath.resolve("prefix-a"));
+      Files.deleteIfExists(rootPath);
+    }
+  }
+
   @Test
   void testDoDownloadInputStream() {
     Instant now = Instant.now();
diff --git a/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStoreTest.java b/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStoreTest.java
index 35401c1e6..e0338d5f8 100644
--- a/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStoreTest.java
+++ b/blob/blob-aws/src/test/java/com/salesforce/multicloudj/blob/aws/async/AwsAsyncBlobStoreTest.java
@@ -637,8 +637,7 @@ void testDoDownloadFile() throws ExecutionException, InterruptedException, IOExc
           aws.doDownload(generateTestDownloadRequest(), path.toFile()).get();
       ArgumentCaptor<GetObjectRequest> getObjectRequestCaptor =
           ArgumentCaptor.forClass(GetObjectRequest.class);
-      verify(mockS3Client, times(1))
-          .getObject(getObjectRequestCaptor.capture(), any(AsyncResponseTransformer.class));
+      verify(mockS3Client, times(1)).getObject(getObjectRequestCaptor.capture(), any(Path.class));
       verifyDownloadTestResults(response, getObjectRequestCaptor, now);
     } finally {
       try {
diff --git a/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-delete-0.json b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-delete-0.json
new file mode 100644
index 000000000..bd94bd4e7
--- /dev/null
+++ b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-delete-0.json
@@ -0,0 +1,22 @@
+{
+  "id" : "4746989d-5b8c-4c51-886c-fbbe79d07646",
+  "name" : "AwsBlobStoreIT_testDownload_createParentPath-DELETE-0",
+  "request" : {
+    "url" : "/chameleon-jcloud/conformance-tests/download_create_parent/nested/object_unversioned",
+    "method" : "DELETE"
+  },
+  "response" : {
+    "status" : 204,
+    "headers" : {
+      "Server" : "AmazonS3",
+      "x-amz-request-id" : "VXEX05CQD0KHCT36",
+      "x-amz-id-2" : "Mlz6UpTuS4EgJLGjOZ8OsyTVCNY1PSNKLoxzFm2Y0O9Tc48yPGdpJexIpNvjm9srWklzqMM8TpWiJRnqpTivEK7Ib/1D/8jh",
+      "Date" : "Wed, 08 Apr 2026 18:25:31 GMT"
+    }
+  },
+  "uuid" : "4746989d-5b8c-4c51-886c-fbbe79d07646",
+  "persistent" : true,
+  "scenarioName" : "scenario-1-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "scenario-1-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 611
+}
\ No newline at end of file
diff --git a/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-delete-3.json b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-delete-3.json
new file mode 100644
index 000000000..ef415698d
--- /dev/null
+++ b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-delete-3.json
@@ -0,0 +1,23 @@
+{
+  "id" : "3e9969dd-f7e1-4d98-ba06-c5445b2dc705",
+  "name" : "AwsBlobStoreIT_testDownload_createParentPath-DELETE-3",
+  "request" : {
+    "url" : "/chameleon-jcloud/conformance-tests/download_create_parent/nested/object_unversioned",
+    "method" : "DELETE"
+  },
+  "response" : {
+    "status" : 204,
+    "headers" : {
+      "Server" : "AmazonS3",
+      "x-amz-request-id" : "HCB3TTEM4VF0J5XR",
+      "x-amz-id-2" : "9HPuhg2cLJkvpT/Uo0HBOsNKySysE0E+7vBeJ27+axf6KHuJ5ndWDLENRcZhU+xddVmn413e3h5ziU08clcwQRcRvaQbWCgA",
+      "Date" : "Wed, 08 Apr 2026 18:25:30 GMT"
+    }
+  },
+  "uuid" : "3e9969dd-f7e1-4d98-ba06-c5445b2dc705",
+  "persistent" : true,
+  "scenarioName" : "scenario-1-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-1-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 614
+}
\ No newline at end of file
diff --git a/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-get-1.json b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-get-1.json
new file mode 100644
index 000000000..3ce8b1487
--- /dev/null
+++ b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-get-1.json
@@ -0,0 +1,29 @@
+{
+  "id" : "5f1f134b-b3ee-4151-bd9d-d12f182b65c5",
+  "name" : "AwsBlobStoreIT_testDownload_createParentPath-GET-1",
+  "request" : {
+    "url" : "/chameleon-jcloud/conformance-tests/download_create_parent/nested/object_unversioned",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "base64Body" : "VGhpcyBpcyB0ZXN0IGRhdGFwG71L3h7gTjsFlvY5lOuu",
+    "headers" : {
+      "Accept-Ranges" : "bytes",
+      "Server" : "AmazonS3",
+      "ETag" : "\"701bbd4bde1ee04e3b0596f63994ebae\"",
+      "Last-Modified" : "Wed, 08 Apr 2026 18:25:30 GMT",
+      "x-amz-request-id" : "VXESB9G89Y9KD5MC",
+      "x-amz-server-side-encryption" : "AES256",
+      "x-amz-id-2" : "gTtbjpHXcgEIaRPKuv6iFtF5og9wMy0hK1xWi1MDaJ7c7DJ5gt7qzNtyeovpT0cL9n3jA6XKCsDlXf7zvajREmsWo+9Qdms0",
+      "x-amz-transfer-encoding" : "append-md5",
+      "Date" : "Wed, 08 Apr 2026 18:25:31 GMT",
+      "Content-Type" : "application/octet-stream"
+    }
+  },
+  "uuid" : "5f1f134b-b3ee-4151-bd9d-d12f182b65c5",
+  "persistent" : true,
+  "scenarioName" : "scenario-2-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "scenario-2-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 612
+}
\ No newline at end of file
diff --git a/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-get-4.json b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-get-4.json
new file mode 100644
index 000000000..eb07fb615
--- /dev/null
+++ b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-get-4.json
@@ -0,0 +1,30 @@
+{
+  "id" : "dddd72ba-994f-42ce-a419-8b41493695e4",
+  "name" : "AwsBlobStoreIT_testDownload_createParentPath-GET-4",
+  "request" : {
+    "url" : "/chameleon-jcloud/conformance-tests/download_create_parent/nested/object_unversioned",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "base64Body" : "VGhpcyBpcyB0ZXN0IGRhdGFwG71L3h7gTjsFlvY5lOuu",
+    "headers" : {
+      "Accept-Ranges" : "bytes",
+      "Server" : "AmazonS3",
+      "ETag" : "\"701bbd4bde1ee04e3b0596f63994ebae\"",
+      "Last-Modified" : "Wed, 08 Apr 2026 18:25:29 GMT",
+      "x-amz-request-id" : "MESE4HAQ08SHPET3",
+      "x-amz-server-side-encryption" : "AES256",
+      "x-amz-id-2" : "wxbH9+r/MD+ScA1mJn0JJrymn8k0DJkG7E7aTVAH8AcHBaipm7TBtq4PDO82SsToSTglTZX6FWHTr/Rdgd0CMiOQzIsN0TwG",
+      "x-amz-transfer-encoding" : "append-md5",
+      "Date" : "Wed, 08 Apr 2026 18:25:29 GMT",
+      "Content-Type" : "application/octet-stream"
+    }
+  },
+  "uuid" : "dddd72ba-994f-42ce-a419-8b41493695e4",
+  "persistent" : true,
+  "scenarioName" : "scenario-2-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-2-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 615
+}
\ No newline at end of file
diff --git a/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-put-2.json b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-put-2.json
new file mode 100644
index 000000000..eba20bcfe
--- /dev/null
+++ b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-put-2.json
@@ -0,0 +1,29 @@
+{
+  "id" : "1fd4aac4-a94e-481d-92fd-4803ecf9b8e9",
+  "name" : "AwsBlobStoreIT_testDownload_createParentPath-PUT-2",
+  "request" : {
+    "url" : "/chameleon-jcloud/conformance-tests/download_create_parent/nested/object_unversioned",
+    "method" : "PUT",
+    "bodyPatterns" : [ {
+      "binaryEqualTo" : "VGhpcyBpcyB0ZXN0IGRhdGE="
+    } ]
+  },
+  "response" : {
+    "status" : 200,
+    "headers" : {
+      "Server" : "AmazonS3",
+      "ETag" : "\"701bbd4bde1ee04e3b0596f63994ebae\"",
+      "x-amz-checksum-crc64nvme" : "4G16TxxAsWw=",
+      "x-amz-checksum-type" : "FULL_OBJECT",
+      "x-amz-request-id" : "HCBB47AWN97E3P3X",
+      "x-amz-server-side-encryption" : "AES256",
+      "x-amz-id-2" : "8WD8Kbc/RSYeUT/99bgNloFHSY1UwOV9DwWJl4ALpHoMUlv7qVqqUNkzLuViEvo0Jq+7vl+Qk7n8FK/eW0mPcMSJjt6MpJAg",
+      "Date" : "Wed, 08 Apr 2026 18:25:30 GMT"
+    }
+  },
+  "uuid" : "1fd4aac4-a94e-481d-92fd-4803ecf9b8e9",
+  "persistent" : true,
+  "scenarioName" : "scenario-3-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "scenario-3-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 613
+}
\ No newline at end of file
diff --git a/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-put-5.json b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-put-5.json
new file mode 100644
index 000000000..95290d8c0
--- /dev/null
+++ b/blob/blob-aws/src/test/resources/mappings/awsblobstoreit_testdownload_createparentpath-put-5.json
@@ -0,0 +1,30 @@
+{
+  "id" : "e303f571-78e5-4d9d-8e99-ba7ad93cfa67",
+  "name" : "AwsBlobStoreIT_testDownload_createParentPath-PUT-5",
+  "request" : {
+    "url" : "/chameleon-jcloud/conformance-tests/download_create_parent/nested/object_unversioned",
+    "method" : "PUT",
+    "bodyPatterns" : [ {
+      "binaryEqualTo" : "VGhpcyBpcyB0ZXN0IGRhdGE="
+    } ]
+  },
+  "response" : {
+    "status" : 200,
+    "headers" : {
+      "Server" : "AmazonS3",
+      "ETag" : "\"701bbd4bde1ee04e3b0596f63994ebae\"",
+      "x-amz-checksum-crc64nvme" : "4G16TxxAsWw=",
+      "x-amz-checksum-type" : "FULL_OBJECT",
+      "x-amz-request-id" : "MES8QY0BV3RMMP8C",
+      "x-amz-server-side-encryption" : "AES256",
+      "x-amz-id-2" : "s2JXrMu6YbChtQZ1wQnJAgwo2n8lGjVgRUzDcgUEVnMZ+sLJdlhoO93bh2/jK1gPxvrMVokyX5zSmnbnGOMgP9rnAFw7eq6A",
+      "Date" : "Wed, 08 Apr 2026 18:25:29 GMT"
+    }
+  },
+  "uuid" : "e303f571-78e5-4d9d-8e99-ba7ad93cfa67",
+  "persistent" : true,
+  "scenarioName" : "scenario-3-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-3-chameleon-jcloud-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 616
+}
\ No newline at end of file
diff --git a/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/async/driver/AbstractAsyncBlobStore.java b/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/async/driver/AbstractAsyncBlobStore.java
index 20d260763..9fd8a5349 100644
--- a/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/async/driver/AbstractAsyncBlobStore.java
+++ b/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/async/driver/AbstractAsyncBlobStore.java
@@ -24,11 +24,14 @@
 import com.salesforce.multicloudj.blob.driver.UploadPartResponse;
 import com.salesforce.multicloudj.blob.driver.UploadRequest;
 import com.salesforce.multicloudj.blob.driver.UploadResponse;
+import com.salesforce.multicloudj.common.exceptions.SubstrateSdkException;
 import com.salesforce.multicloudj.sts.model.CredentialsOverrider;
 import java.io.File;
+import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.URL;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Collection;
 import java.util.List;
@@ -328,4 +331,25 @@ protected abstract CompletableFuture<DirectoryUploadResponse> doUploadDirectory(
       DirectoryUploadRequest directoryUploadRequest);
 
   protected abstract CompletableFuture<Void> doDeleteDirectory(String prefix);
+
+  /**
+   * Resolves the local download destination; when {@link DownloadRequest#isCreateParentPath()} is
+   * true, appends the object key and creates any missing parent directories. Subclasses may
+   * override to change the exception type thrown on directory-creation failure.
+   */
+  protected Path createDownloadDestinationPath(DownloadRequest request, Path destination) {
+    if (!request.isCreateParentPath()) {
+      return destination;
+    }
+    Path resolved = destination.resolve(request.getKey()).normalize();
+    Path parent = resolved.getParent();
+    if (parent != null) {
+      try {
+        Files.createDirectories(parent);
+      } catch (IOException e) {
+        throw new SubstrateSdkException("Failed to create destination directories", e);
+      }
+    }
+    return resolved;
+  }
 }
diff --git a/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/AbstractBlobStore.java b/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/AbstractBlobStore.java
index 8260ba112..42f93f0b0 100644
--- a/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/AbstractBlobStore.java
+++ b/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/AbstractBlobStore.java
@@ -1,11 +1,14 @@
 package com.salesforce.multicloudj.blob.driver;
 
+import com.salesforce.multicloudj.common.exceptions.SubstrateSdkException;
 import com.salesforce.multicloudj.common.provider.Provider;
 import com.salesforce.multicloudj.sts.model.CredentialsOverrider;
 import java.io.File;
+import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.URL;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Collection;
 import java.util.Iterator;
@@ -321,6 +324,27 @@ protected void doDeleteDirectory(String prefix) {
         "Directory delete is not supported by this substrate implementation");
   }
 
+  /**
+   * Resolves the local download destination; when {@link DownloadRequest#isCreateParentPath()} is
+   * true, appends the object key and creates any missing parent directories. Subclasses may
+   * override to change the exception type thrown on directory-creation failure.
+   */
+  protected Path createDownloadDestinationPath(DownloadRequest request, Path destination) {
+    if (!request.isCreateParentPath()) {
+      return destination;
+    }
+    Path resolved = destination.resolve(request.getKey()).normalize();
+    Path parent = resolved.getParent();
+    if (parent != null) {
+      try {
+        Files.createDirectories(parent);
+      } catch (IOException e) {
+        throw new SubstrateSdkException("Failed to create destination directories", e);
+      }
+    }
+    return resolved;
+  }
+
   public abstract static class Builder<A extends AbstractBlobStore, T extends Builder<A, T>>
       extends BlobStoreBuilder<A> implements Provider.Builder {
 
diff --git a/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/DownloadRequest.java b/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/DownloadRequest.java
index a1eedac9f..a7d6d7bad 100644
--- a/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/DownloadRequest.java
+++ b/blob/blob-client/src/main/java/com/salesforce/multicloudj/blob/driver/DownloadRequest.java
@@ -11,6 +11,8 @@ public class DownloadRequest {
   private final Long start;
   private final Long end;
   private final String kmsKeyId;
+  private final boolean parallelDownload;
+  private final boolean createParentPath;
 
   private DownloadRequest(Builder builder) {
     this.key = builder.key;
@@ -18,6 +20,8 @@ private DownloadRequest(Builder builder) {
     this.start = builder.start;
     this.end = builder.end;
     this.kmsKeyId = builder.kmsKeyId;
+    this.parallelDownload = builder.parallelDownload;
+    this.createParentPath = builder.createParentPath;
   }
 
   public static Builder builder() {
@@ -30,6 +34,8 @@ public static class Builder {
     private Long start;
     private Long end;
     private String kmsKeyId;
+    private boolean parallelDownload;
+    private boolean createParentPath;
 
     /** Specifies the key of the Blob to download. */
     public Builder withKey(String key) {
@@ -90,6 +96,28 @@ public Builder withKmsKeyId(String kmsKeyId) {
       return this;
     }
 
+    /**
+     * (Optional) Enables provider-specific parallel download optimization when supported for
+     * file-based destinations ({@code Path} / {@code File}). Ignored for {@code OutputStream} and
+     * related streaming-style downloads so content is not fully materialized to disk first.
+     * Defaults to false.
+     */
+    public Builder withParallelDownload(boolean parallelDownload) {
+      this.parallelDownload = parallelDownload;
+      return this;
+    }
+
+    /**
+     * (Optional) If true, the destination is treated as a root directory: the object key's parent
+     * path structure is preserved beneath it, and any missing parent directories are created on
+     * the local filesystem before the download is written. Only applies to file-based destinations
+     * ({@code File} / {@code Path}). Defaults to false.
+     */
+    public Builder withCreateParentPath(boolean createParentPath) {
+      this.createParentPath = createParentPath;
+      return this;
+    }
+
     public DownloadRequest build() {
       return new DownloadRequest(this);
     }
diff --git a/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/client/AbstractBlobStoreIT.java b/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/client/AbstractBlobStoreIT.java
index 6b993adaa..d185fa4f4 100644
--- a/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/client/AbstractBlobStoreIT.java
+++ b/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/client/AbstractBlobStoreIT.java
@@ -50,6 +50,7 @@
 import java.util.Arrays;
 import java.util.Base64;
 import java.util.Collection;
+import java.util.Comparator;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
@@ -546,6 +547,37 @@ public void testDownload_happy() throws IOException {
         false);
   }
 
+  /**
+   * {@link DownloadRequest.Builder#withCreateParentPath(boolean)}: object key contains slashes and
+   * content is written under a destination directory preserving that layout.
+   */
+  @Test
+  public void testDownload_createParentPath() throws IOException {
+    String key = "conformance-tests/download_create_parent/nested/object_unversioned";
+    runDownloadTest(
+        "create parent path file download",
+        key,
+        key,
+        false,
+        DownloadType.File,
+        true,
+        true,
+        false,
+        false,
+        true);
+    runDownloadTest(
+        "create parent path path download",
+        key,
+        key,
+        false,
+        DownloadType.Path,
+        true,
+        true,
+        false,
+        false,
+        true);
+  }
+
   @Test
   public void testVersionedDownload_happy() throws IOException {
     runVersionedDownloadTests(
@@ -678,6 +710,55 @@ private void runDownloadTest(
       boolean useCorrectVersionId,
       boolean wantError)
       throws IOException {
+    runDownloadTest(
+        testName,
+        uploadKey,
+        downloadKey,
+        useVersionedBucket,
+        downloadType,
+        downloadUsingVersionId,
+        useCorrectVersionId,
+        wantError,
+        false,
+        false);
+  }
+
+  private void runDownloadTest(
+      String testName,
+      String uploadKey,
+      String downloadKey,
+      boolean useVersionedBucket,
+      DownloadType downloadType,
+      boolean downloadUsingVersionId,
+      boolean useCorrectVersionId,
+      boolean wantError,
+      boolean parallelDownload)
+      throws IOException {
+    runDownloadTest(
+        testName,
+        uploadKey,
+        downloadKey,
+        useVersionedBucket,
+        downloadType,
+        downloadUsingVersionId,
+        useCorrectVersionId,
+        wantError,
+        parallelDownload,
+        false);
+  }
+
+  private void runDownloadTest(
+      String testName,
+      String uploadKey,
+      String downloadKey,
+      boolean useVersionedBucket,
+      DownloadType downloadType,
+      boolean downloadUsingVersionId,
+      boolean useCorrectVersionId,
+      boolean wantError,
+      boolean parallelDownload,
+      boolean createParentPath)
+      throws IOException {
     // Test data
     String blobData = "This is test data";
     byte[] blobBytes = blobData.getBytes(StandardCharsets.UTF_8);
@@ -712,11 +793,14 @@ private void runDownloadTest(
         requestBuilder.withVersionId(
             useCorrectVersionId ? uploadResponse.getVersionId() : "fakeVersionId");
       }
+      requestBuilder.withParallelDownload(parallelDownload);
+      requestBuilder.withCreateParentPath(createParentPath);
       DownloadRequest request = requestBuilder.build();
       DownloadResponse response;
       byte[] content;
       try {
-        Pair<DownloadResponse, byte[]> result = readContent(bucketClient, request, downloadType);
+        Pair<DownloadResponse, byte[]> result =
+            readContent(bucketClient, request, downloadType, createParentPath);
         response = result.getLeft();
         content = result.getRight();
         Assertions.assertEquals(
@@ -855,6 +939,15 @@ private void runRangedReadDownloadTest(
   private Pair<DownloadResponse, byte[]> readContent(
       BucketClient bucketClient, DownloadRequest request, DownloadType downloadType)
       throws IOException {
+    return readContent(bucketClient, request, downloadType, false);
+  }
+
+  private Pair<DownloadResponse, byte[]> readContent(
+      BucketClient bucketClient,
+      DownloadRequest request,
+      DownloadType downloadType,
+      boolean createParentPath)
+      throws IOException {
     byte[] content = null;
     DownloadResponse response = null;
     switch (downloadType) {
@@ -878,17 +971,39 @@ private Pair<DownloadResponse, byte[]> readContent(
         content = byteArray.getBytes();
         break;
       case File:
-        Path path = Files.createTempFile("tempFile", ".txt");
-        File file = path.toFile();
-        file.delete();
-        response = bucketClient.download(request, file);
-        content = Files.readAllBytes(path);
+        if (createParentPath) {
+          Path rootDir = Files.createTempDirectory("mcbj-create-parent-");
+          try {
+            response = bucketClient.download(request, rootDir.toFile());
+            Path dataPath = rootDir.resolve(request.getKey()).normalize();
+            content = Files.readAllBytes(dataPath);
+          } finally {
+            deleteRecursivelyQuietly(rootDir);
+          }
+        } else {
+          Path path = Files.createTempFile("tempFile", ".txt");
+          File file = path.toFile();
+          file.delete();
+          response = bucketClient.download(request, file);
+          content = Files.readAllBytes(path);
+        }
         break;
       case Path:
-        Path path2 = Files.createTempFile("tempPath", ".txt");
-        path2.toFile().delete();
-        response = bucketClient.download(request, path2);
-        content = Files.readAllBytes(path2);
+        if (createParentPath) {
+          Path rootDir = Files.createTempDirectory("mcbj-create-parent-");
+          try {
+            response = bucketClient.download(request, rootDir);
+            Path dataPath = rootDir.resolve(request.getKey()).normalize();
+            content = Files.readAllBytes(dataPath);
+          } finally {
+            deleteRecursivelyQuietly(rootDir);
+          }
+        } else {
+          Path path2 = Files.createTempFile("tempPath", ".txt");
+          path2.toFile().delete();
+          response = bucketClient.download(request, path2);
+          content = Files.readAllBytes(path2);
+        }
         break;
       default:
         throw new IllegalArgumentException("Unsupported download type: " + downloadType);
@@ -896,6 +1011,26 @@ private Pair<DownloadResponse, byte[]> readContent(
     return new ImmutablePair<>(response, content);
   }
 
+  private static void deleteRecursivelyQuietly(Path root) {
+    if (root == null || !Files.exists(root)) {
+      return;
+    }
+    try (var paths = Files.walk(root)) {
+      paths.sorted(Comparator.reverseOrder()).forEach(AbstractBlobStoreIT::deletePathQuietly);
+    } catch (IOException e) {
+      LoggerFactory.getLogger(AbstractBlobStoreIT.class)
+          .debug("Failed to walk temp directory for cleanup: {}", root, e);
+    }
+  }
+
+  private static void deletePathQuietly(Path p) {
+    try {
+      Files.deleteIfExists(p);
+    } catch (IOException e) {
+      LoggerFactory.getLogger(AbstractBlobStoreIT.class).debug("Failed to delete path: {}", p, e);
+    }
+  }
+
   // Note: This tests delete for non-versioned buckets
   @Test
   public void testDelete() throws IOException {
diff --git a/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/driver/DownloadRequestTest.java b/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/driver/DownloadRequestTest.java
index 9470b72ee..ec8f8b45e 100644
--- a/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/driver/DownloadRequestTest.java
+++ b/blob/blob-client/src/test/java/com/salesforce/multicloudj/blob/driver/DownloadRequestTest.java
@@ -16,6 +16,8 @@ void testBuilder_WithAllFields() {
     Long start = 0L;
     Long end = 100L;
     String kmsKeyId = "arn:aws:kms:us-east-1:123456789012:key/test-key-id";
+    boolean parallelDownload = true;
+    boolean createParentPath = true;
 
     // When
     DownloadRequest request =
@@ -24,6 +26,8 @@ void testBuilder_WithAllFields() {
             .withVersionId(versionId)
             .withRange(start, end)
             .withKmsKeyId(kmsKeyId)
+            .withParallelDownload(parallelDownload)
+            .withCreateParentPath(createParentPath)
             .build();
 
     // Then
@@ -32,6 +36,8 @@ void testBuilder_WithAllFields() {
     assertEquals(start, request.getStart());
     assertEquals(end, request.getEnd());
     assertEquals(kmsKeyId, request.getKmsKeyId());
+    assertEquals(parallelDownload, request.isParallelDownload());
+    assertEquals(createParentPath, request.isCreateParentPath());
   }
 
   @Test
@@ -72,6 +78,8 @@ void testBuilder_MinimalFields() {
     // Then
     assertNotNull(request);
     assertEquals(key, request.getKey());
+    assertEquals(false, request.isParallelDownload());
+    assertEquals(false, request.isCreateParentPath());
   }
 
   @Test
diff --git a/blob/blob-gcp/src/main/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStore.java b/blob/blob-gcp/src/main/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStore.java
index c1398b767..054993a22 100644
--- a/blob/blob-gcp/src/main/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStore.java
+++ b/blob/blob-gcp/src/main/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStore.java
@@ -11,6 +11,7 @@
 import com.google.cloud.http.HttpTransportOptions;
 import com.google.cloud.storage.Blob;
 import com.google.cloud.storage.BlobId;
+import com.google.cloud.storage.BlobInfo;
 import com.google.cloud.storage.BlobInfo.Retention;
 import com.google.cloud.storage.Bucket;
 import com.google.cloud.storage.HttpMethod;
@@ -32,6 +33,12 @@
 import com.google.cloud.storage.multipartupload.model.ListPartsResponse;
 import com.google.cloud.storage.multipartupload.model.UploadPartRequest;
 import com.google.cloud.storage.multipartupload.model.UploadPartResponse;
+import com.google.cloud.storage.transfermanager.DownloadJob;
+import com.google.cloud.storage.transfermanager.DownloadResult;
+import com.google.cloud.storage.transfermanager.ParallelDownloadConfig;
+import com.google.cloud.storage.transfermanager.TransferManager;
+import com.google.cloud.storage.transfermanager.TransferManagerConfig;
+import com.google.cloud.storage.transfermanager.TransferStatus;
 import com.google.common.collect.Iterators;
 import com.google.common.io.ByteStreams;
 import com.salesforce.multicloudj.blob.driver.AbstractBlobStore;
@@ -87,6 +94,7 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.Comparator;
@@ -108,9 +116,14 @@
 @AutoService(AbstractBlobStore.class)
 public class GcpBlobStore extends AbstractBlobStore {
 
+  private static final int PARALLEL_LARGE_FILE_DOWNLOAD_MAX_WORKERS = 8;
+
+  private static final String OBJECT_KEY_DIRECTORY_PREFIX_REGEX = "^.*/";
+
   private final Storage storage;
   private final MultipartUploadClient multipartUploadClient;
   private final GcpTransformer transformer;
+  private final TransferManager transferManager;
   private static final String TAG_PREFIX = "gcp-tag-";
   private static final String RESPONSE_CONTENT_DISPOSITION = "response-content-disposition";
 
@@ -122,6 +135,7 @@ public GcpBlobStore(Builder builder, Storage storage, MultipartUploadClient mpuC
     super(builder);
     this.storage = storage;
     this.multipartUploadClient = mpuClient;
+    this.transferManager = builder.getTransferManager();
     this.transformer = builder.transformerSupplier.get(bucket);
   }
 
@@ -189,6 +203,8 @@ protected UploadResponse doUpload(UploadRequest uploadRequest, Path path) {
   protected DownloadResponse doDownload(
       DownloadRequest downloadRequest, OutputStream outputStream) {
     BlobId blobId = transformer.toBlobId(downloadRequest);
+    // Parallel download uses Transfer Manager / file paths only; OutputStream downloads always use
+    // ReadChannel streaming (parallelDownload is ignored for this overload).
     try (ReadChannel reader = storage.reader(blobId);
         var channel = Channels.newInputStream(reader)) {
 
@@ -223,13 +239,8 @@ protected DownloadResponse doDownload(DownloadRequest downloadRequest, File file
     return doDownload(downloadRequest, file.toPath());
   }
 
-  /**
-   * Performs Blob download and returns an InputStream
-   *
-   * @param downloadRequest Wrapper object containing download data
-   * @return Returns a DownloadResponse object that contains metadata about the blob and an
-   *     InputStream for reading the content
-   */
+  // parallelDownload not supported: TransferManager writes to disk,
+  // cannot produce an InputStream directly.
   @Override
   protected DownloadResponse doDownload(DownloadRequest downloadRequest) {
     BlobId blobId = transformer.toBlobId(downloadRequest);
@@ -261,13 +272,170 @@ protected DownloadResponse doDownload(DownloadRequest downloadRequest) {
    */
   @Override
   protected DownloadResponse doDownload(DownloadRequest downloadRequest, Path path) {
-    try (OutputStream outputStream = Files.newOutputStream(path)) {
+    Path destinationPath = createDownloadDestinationPath(downloadRequest, path);
+    // GCP TransferManager only supports full-file downloads;
+    // fall back to ReadChannel for range requests.
+    if (downloadRequest.isParallelDownload()
+        && downloadRequest.getStart() == null
+        && downloadRequest.getEnd() == null) {
+      return doParallelDownload(downloadRequest, destinationPath);
+    }
+    try (OutputStream outputStream = Files.newOutputStream(destinationPath)) {
       return doDownload(downloadRequest, outputStream);
     } catch (IOException e) {
       throw new SubstrateSdkException("Request failed while saving content to path", e);
     }
   }
 
+  /**
+   * Parallel download using the GCS transfer manager when available (divide-and-conquer / sliced
+   * Range GETs for large objects); otherwise {@link Blob#downloadTo(Path)}. Matches the shape of
+   * {@code AwsBlobStore#doParallelDownload(GetObjectRequest, Path)}: request + resolved file path
+   * only.
+   */
+  private DownloadResponse doParallelDownload(DownloadRequest downloadRequest, Path destination) {
+    BlobId blobId = transformer.toBlobId(downloadRequest);
+    Blob blob = getRequiredBlob(blobId);
+    ParallelTmPaths tmPaths = computeParallelTmPaths(downloadRequest, destination);
+    if (transferManager == null || tmPaths == null) {
+      return downloadBlobToPath(blob, destination);
+    }
+    executeTransferManagerDownload(blobId, downloadRequest.getKey(), tmPaths);
+    return transformer.toDownloadResponse(blob);
+  }
+
+  private void executeTransferManagerDownload(
+      BlobId blobId, String objectKey, ParallelTmPaths tmPaths) {
+    BlobInfo blobInfo = BlobInfo.newBuilder(blobId).build();
+    ParallelDownloadConfig parallelDownloadConfig =
+        ParallelDownloadConfig.newBuilder()
+            .setBucketName(getBucket())
+            .setDownloadDirectory(tmPaths.downloadDirectory)
+            .setStripPrefix(tmPaths.stripPrefix)
+            .build();
+    DownloadJob job =
+        transferManager.downloadBlobs(
+            Collections.singletonList(blobInfo), parallelDownloadConfig);
+    DownloadResult result = job.getDownloadResults().get(0);
+    if (result.getStatus() != TransferStatus.SUCCESS) {
+      Exception failure = result.getException();
+      throw new SubstrateSdkException(
+          "Parallel download failed",
+          failure != null ? failure : new IllegalStateException(result.getStatus().name()));
+    }
+    Path expected = tmPaths.expectedOutputPath(objectKey);
+    Path actual = result.getOutputDestination().normalize();
+    if (!actual.equals(expected.normalize())) {
+      throw new SubstrateSdkException(
+          "Parallel download wrote unexpected path (expected "
+              + expected
+              + ", got "
+              + actual
+              + ")");
+    }
+  }
+
+  private DownloadResponse downloadBlobToPath(Blob blob, Path destinationPath) {
+    blob.downloadTo(destinationPath);
+    return transformer.toDownloadResponse(blob);
+  }
+
+  /**
+   * Derives {@link ParallelDownloadConfig} directory and strip-prefix so the transfer manager
+   * destination matches {@code destinationPath}, when that layout is expressible (otherwise {@code
+   * null} and we fall back to {@link Blob#downloadTo(Path)}).
+   *
+   * <p>Unlike AWS S3's transfer manager, which takes an explicit per-download file {@link Path}
+   * ({@code DownloadFileRequest#destination}), GCS {@link TransferManager} only places files
+   * under a {@linkplain ParallelDownloadConfig#getDownloadDirectory() download directory} using
+   * the object key (optionally {@linkplain ParallelDownloadConfig#getStripPrefix()
+   * strip-prefixed}). We need this mapping so the same resolved {@code destinationPath} as
+   * {@link #createDownloadDestinationPath} is honored when parallel download is enabled.
+   */
+  private static ParallelTmPaths computeParallelTmPaths(
+      DownloadRequest request, Path destinationPath) {
+    String key = request.getKey();
+    Path normalizedDest = destinationPath.normalize();
+    ParallelTmPaths paths;
+    if (request.isCreateParentPath()) {
+      Path downloadRoot = inferDownloadRootFromResolvedKeyPath(destinationPath, key);
+      if (downloadRoot == null) {
+        return null;
+      }
+      paths = new ParallelTmPaths(downloadRoot, "");
+    } else {
+      Path parent = destinationPath.getParent();
+      Path downloadDir = parent != null ? parent.normalize() : Paths.get(".");
+      Path name = destinationPath.getFileName();
+      if (name == null) {
+        return null;
+      }
+      String destFileName = name.toString();
+      if (key.indexOf('/') < 0) {
+        if (!key.equals(destFileName)) {
+          return null;
+        }
+        paths = new ParallelTmPaths(downloadDir, "");
+      } else {
+        String suffix = key.replaceFirst(OBJECT_KEY_DIRECTORY_PREFIX_REGEX, "");
+        if (!suffix.equals(destFileName)) {
+          return null;
+        }
+        paths = new ParallelTmPaths(downloadDir, OBJECT_KEY_DIRECTORY_PREFIX_REGEX);
+      }
+    }
+    if (!paths.expectedOutputPath(key).equals(normalizedDest)) {
+      return null;
+    }
+    return paths;
+  }
+
+  /**
+   * For {@code createParentPath}, {@code destinationPath} is {@code root.resolve(key)}; recover
+   * {@code root} by walking parents and matching object key segments (same layout as {@link
+   * #createDownloadDestinationPath}).
+   */
+  private static Path inferDownloadRootFromResolvedKeyPath(
+      Path destinationPath, String objectKey) {
+    List<String> segments =
+        Arrays.stream(objectKey.split("/"))
+            .filter(s -> !s.isEmpty())
+            .collect(Collectors.toList());
+    if (segments.isEmpty()) {
+      return null;
+    }
+    Path current = destinationPath.normalize();
+    for (int i = segments.size() - 1; i >= 0; i--) {
+      Path fileName = current.getFileName();
+      if (fileName == null || !fileName.toString().equals(segments.get(i))) {
+        return null;
+      }
+      current = current.getParent();
+      if (current == null && i > 0) {
+        return null;
+      }
+    }
+    return current;
+  }
+
+  private static final class ParallelTmPaths {
+    private final Path downloadDirectory;
+    private final String stripPrefix;
+
+    private ParallelTmPaths(Path downloadDirectory, String stripPrefix) {
+      this.downloadDirectory = downloadDirectory;
+      this.stripPrefix = stripPrefix;
+    }
+
+    private Path expectedOutputPath(String objectKey) {
+      String relative =
+          stripPrefix.isEmpty()
+              ? objectKey
+              : objectKey.replaceFirst(stripPrefix, "");
+      return downloadDirectory.resolve(relative).normalize();
+    }
+  }
+
   @Override
   protected void doDelete(String key, String versionId) {
     validateBucketExists();
@@ -941,6 +1109,9 @@ public Class<? extends SubstrateSdkException> getException(Throwable t) {
   @Override
   public void close() {
     try {
+      if (transferManager != null) {
+        transferManager.close();
+      }
       if (storage != null) {
         storage.close();
       }
@@ -954,6 +1125,7 @@ public static class Builder extends AbstractBlobStore.Builder<GcpBlobStore, Buil
 
     private Storage storage;
     private MultipartUploadClient mpuClient;
+    private TransferManager transferManager;
     private GcpTransformerSupplier transformerSupplier = new GcpTransformerSupplier();
 
     public Builder() {
@@ -975,6 +1147,11 @@ public Builder withMultipartUploadClient(MultipartUploadClient mpuClient) {
       return this;
     }
 
+    public Builder withTransferManager(TransferManager transferManager) {
+      this.transferManager = transferManager;
+      return this;
+    }
+
     public Builder withTransformerSupplier(GcpTransformerSupplier transformerSupplier) {
       this.transformerSupplier = transformerSupplier;
       return this;
@@ -1143,7 +1320,23 @@ public GcpBlobStore build() {
       if (mpuClient == null) {
         mpuClient = buildMultipartUploadClient(this);
       }
+      if (transferManager == null) {
+        transferManager = buildParallelDownloadTransferManager(storage);
+      }
       return new GcpBlobStore(this, storage, mpuClient);
     }
+
+    private static TransferManager buildParallelDownloadTransferManager(Storage storage) {
+      if (storage == null || storage.getOptions() == null) {
+        return null;
+      }
+      TransferManagerConfig config =
+          TransferManagerConfig.newBuilder()
+              .setStorageOptions(storage.getOptions())
+              .setMaxWorkers(GcpBlobStore.PARALLEL_LARGE_FILE_DOWNLOAD_MAX_WORKERS)
+              .setAllowDivideAndConquerDownload(true)
+              .build();
+      return config.getService();
+    }
   }
 }
diff --git a/blob/blob-gcp/src/test/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStoreTest.java b/blob/blob-gcp/src/test/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStoreTest.java
index 1db60ae5c..52cd208f8 100644
--- a/blob/blob-gcp/src/test/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStoreTest.java
+++ b/blob/blob-gcp/src/test/java/com/salesforce/multicloudj/blob/gcp/GcpBlobStoreTest.java
@@ -418,6 +418,30 @@ void testDoDownload_WithOutputStream() {
     }
   }
 
+  @Test
+  void testDoDownload_WithOutputStream_ParallelDownloadIgnoredUsesReader() {
+    try (MockedStatic<ByteStreams> mockedStatic = Mockito.mockStatic(ByteStreams.class)) {
+      DownloadRequest downloadRequest =
+          DownloadRequest.builder().withKey(TEST_KEY).withParallelDownload(true).build();
+      DownloadResponse expectedResponse = DownloadResponse.builder().key(TEST_KEY).build();
+
+      when(mockTransformer.toBlobId(downloadRequest)).thenReturn(mockBlobId);
+      when(mockStorage.reader(mockBlobId)).thenReturn(mockReadChannel);
+      when(mockStorage.get(mockBlobId)).thenReturn(mockBlob);
+      when(mockTransformer.toDownloadResponse(mockBlob)).thenReturn(expectedResponse);
+      doReturn(new ImmutablePair<>(null, null))
+          .when(mockTransformer)
+          .computeRange(any(), any(), anyLong());
+
+      ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+      DownloadResponse response = gcpBlobStore.doDownload(downloadRequest, outputStream);
+
+      assertEquals(expectedResponse, response);
+      verify(mockStorage).reader(mockBlobId);
+      verify(mockBlob, never()).downloadTo(any(Path.class));
+    }
+  }
+
   @Test
   void testDoDownload_BlobNotFound() {
     try (MockedStatic<ByteStreams> mockedStatic = Mockito.mockStatic(ByteStreams.class)) {
@@ -577,6 +601,89 @@ void testDoDownload_WithPath() {
     }
   }
 
+  @Test
+  void testDoDownload_WithPathAndCreateParentPath() {
+    try (MockedStatic<ByteStreams> ignored = Mockito.mockStatic(ByteStreams.class)) {
+      // Given
+      Path destinationRoot = tempDir.resolve("download-root");
+      DownloadRequest downloadRequest =
+          DownloadRequest.builder()
+              .withKey("prefix-a/prefix-b/test.txt")
+              .withCreateParentPath(true)
+              .build();
+
+      DownloadResponse expectedResponse =
+          DownloadResponse.builder().key("prefix-a/prefix-b/test.txt").build();
+
+      when(mockTransformer.toBlobId(downloadRequest)).thenReturn(mockBlobId);
+      when(mockStorage.reader(mockBlobId)).thenReturn(mockReadChannel);
+      when(mockStorage.get(mockBlobId)).thenReturn(mockBlob);
+      when(mockTransformer.toDownloadResponse(mockBlob)).thenReturn(expectedResponse);
+      doReturn(new ImmutablePair<>(null, null))
+          .when(mockTransformer)
+          .computeRange(any(), any(), anyLong());
+
+      // When
+      DownloadResponse response = gcpBlobStore.doDownload(downloadRequest, destinationRoot);
+
+      // Then
+      assertEquals(expectedResponse, response);
+      assertTrue(Files.exists(destinationRoot.resolve("prefix-a/prefix-b")));
+    }
+  }
+
+  @Test
+  void testDoDownload_WithPathAndParallelDownload() {
+    // Given
+    Path testFile = tempDir.resolve("download.txt");
+    DownloadRequest downloadRequest =
+        DownloadRequest.builder().withKey(TEST_KEY).withParallelDownload(true).build();
+    DownloadResponse expectedResponse = DownloadResponse.builder().key(TEST_KEY).build();
+
+    when(mockTransformer.toBlobId(downloadRequest)).thenReturn(mockBlobId);
+    when(mockStorage.get(mockBlobId)).thenReturn(mockBlob);
+    when(mockTransformer.toDownloadResponse(mockBlob)).thenReturn(expectedResponse);
+
+    // When
+    DownloadResponse response = gcpBlobStore.doDownload(downloadRequest, testFile);
+
+    // Then
+    assertEquals(expectedResponse, response);
+    verify(mockBlob).downloadTo(testFile);
+    verify(mockStorage, never()).reader(mockBlobId);
+  }
+
+  @Test
+  void testDoDownload_WithPathAndParallelDownloadWithRangeFallsBackToStream() {
+    try (MockedStatic<ByteStreams> ignored = Mockito.mockStatic(ByteStreams.class)) {
+      // Given
+      Path testFile = tempDir.resolve("download.txt");
+      DownloadRequest downloadRequest =
+          DownloadRequest.builder()
+              .withKey(TEST_KEY)
+              .withParallelDownload(true)
+              .withRange(10L, 20L)
+              .build();
+      DownloadResponse expectedResponse = DownloadResponse.builder().key(TEST_KEY).build();
+
+      when(mockTransformer.toBlobId(downloadRequest)).thenReturn(mockBlobId);
+      when(mockStorage.reader(mockBlobId)).thenReturn(mockReadChannel);
+      when(mockStorage.get(mockBlobId)).thenReturn(mockBlob);
+      when(mockTransformer.toDownloadResponse(mockBlob)).thenReturn(expectedResponse);
+      doReturn(new ImmutablePair<>(10L, 20L))
+          .when(mockTransformer)
+          .computeRange(any(), any(), anyLong());
+
+      // When
+      DownloadResponse response = gcpBlobStore.doDownload(downloadRequest, testFile);
+
+      // Then
+      assertEquals(expectedResponse, response);
+      verify(mockStorage).reader(mockBlobId);
+      verify(mockBlob, never()).downloadTo(any(Path.class));
+    }
+  }
+
   @Test
   void testDoDownload_WithPath_ThrowsException() {
     try (MockedStatic<ByteStreams> mockedStatic = Mockito.mockStatic(ByteStreams.class)) {
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-delete-0.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-delete-0.json
new file mode 100644
index 000000000..5f31ae049
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-delete-0.json
@@ -0,0 +1,27 @@
+{
+  "id" : "ef574685-0d98-49b0-93bf-de8d62d1bde0",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-DELETE-0",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned",
+    "method" : "DELETE"
+  },
+  "response" : {
+    "status" : 204,
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "X-GUploader-UploadID" : "AMNfjG1iOU3EL_1jEGg61GP28ldUgXdt-_up267ywVVFwLo9J3Rf1VZDn-iFPBFM9TeDmCRcJAXmy9E",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Pragma" : "no-cache",
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:51 GMT",
+      "Content-Type" : "application/json"
+    }
+  },
+  "uuid" : "ef574685-0d98-49b0-93bf-de8d62d1bde0",
+  "persistent" : true,
+  "scenarioName" : "scenario-1-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "scenario-1-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 980
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-delete-7.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-delete-7.json
new file mode 100644
index 000000000..3ad329539
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-delete-7.json
@@ -0,0 +1,28 @@
+{
+  "id" : "26f04f3c-de07-4210-af19-159746423b9a",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-DELETE-7",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned",
+    "method" : "DELETE"
+  },
+  "response" : {
+    "status" : 204,
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "X-GUploader-UploadID" : "AMNfjG1ONhJJv-IoBytlep65Zz5vzn502bZfH15GTIUYXfJJfdJzVrkFx4IfVg20t8u1AJ5PYahAUjQ",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Pragma" : "no-cache",
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:49 GMT",
+      "Content-Type" : "application/json"
+    }
+  },
+  "uuid" : "26f04f3c-de07-4210-af19-159746423b9a",
+  "persistent" : true,
+  "scenarioName" : "scenario-1-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-1-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 987
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-1.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-1.json
new file mode 100644
index 000000000..db8c185be
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-1.json
@@ -0,0 +1,27 @@
+{
+  "id" : "cf10fdad-29f5-4ae1-ab0e-063355a6486a",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-1",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?maxResults=1&projection=full",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#objects\",\n  \"nextPageToken\": \"CiRjb25mb3JtYW5jZS10ZXN0cy9ibG9iLWZvci1tZXRhZGF0YTM=\",\n  \"items\": [\n    {\n      \"kind\": \"storage#object\",\n      \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/blob-for-metadata3/1775494921891632\",\n      \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fblob-for-metadata3\",\n      \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fblob-for-metadata3?generation=1775494921891632&alt=media\",\n      \"name\": \"conformance-tests/blob-for-metadata3\",\n      \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n      \"generation\": \"1775494921891632\",\n      \"metageneration\": \"1\",\n      \"contentType\": \"application/octet-stream\",\n      \"storageClass\": \"STANDARD\",\n      \"size\": \"43\",\n      \"md5Hash\": \"cJNvqBbhpGaIyrO3jHSozA==\",\n      \"crc32c\": \"7+lREg==\",\n      \"etag\": \"CLDe+oDa2ZMDEAE=\",\n      \"timeCreated\": \"2026-04-06T17:02:01.992Z\",\n      \"updated\": \"2026-04-06T17:02:01.992Z\",\n      \"timeStorageClassUpdated\": \"2026-04-06T17:02:01.992Z\",\n      \"timeFinalized\": \"2026-04-06T17:02:01.992Z\",\n      \"metadata\": {\n        \"def\": \"bar\",\n        \"abc\": \"foo\"\n      }\n    }\n  ]\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "private, max-age=0, must-revalidate, no-transform",
+      "X-GUploader-UploadID" : "AMNfjG1qoLxbbnDp692ADJDTdKKn6jfrsgZ0RDNzWKmQS-jz2Llb7qYp36O2P7VMNDLDwkGz5cMELCk",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "cf10fdad-29f5-4ae1-ab0e-063355a6486a",
+  "persistent" : true,
+  "scenarioName" : "scenario-2-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o",
+  "requiredScenarioState" : "scenario-2-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-2",
+  "insertionIndex" : 981
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-10.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-10.json
new file mode 100644
index 000000000..a1b4a0c23
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-10.json
@@ -0,0 +1,26 @@
+{
+  "id" : "1fd893eb-b740-4d35-bb6e-ad806d5bea1a",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-10",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672688513518&projection=full",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#object\",\n  \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/download_create_parent/nested/object_unversioned/1775672688513518\",\n  \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned\",\n  \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672688513518&alt=media\",\n  \"name\": \"conformance-tests/download_create_parent/nested/object_unversioned\",\n  \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n  \"generation\": \"1775672688513518\",\n  \"metageneration\": \"1\",\n  \"contentType\": \"application/octet-stream\",\n  \"storageClass\": \"STANDARD\",\n  \"size\": \"17\",\n  \"md5Hash\": \"cBu9S94e4E47BZb2OZTrrg==\",\n  \"crc32c\": \"E30mnQ==\",\n  \"etag\": \"CO6j2J7w3pMDEAE=\",\n  \"timeCreated\": \"2026-04-08T18:24:48.585Z\",\n  \"updated\": \"2026-04-08T18:24:48.585Z\",\n  \"timeStorageClassUpdated\": \"2026-04-08T18:24:48.585Z\",\n  \"timeFinalized\": \"2026-04-08T18:24:48.585Z\"\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "private, max-age=0, must-revalidate, no-transform",
+      "ETag" : "CO6j2J7w3pMDEAE=",
+      "X-GUploader-UploadID" : "AMNfjG1KvOoggxjm_pBjLS6n0Qlj5HtV3DXXAjForE9kTa1khsLQNVGTZldkWDyMgyMDXpeZEWqdbjg",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "1fd893eb-b740-4d35-bb6e-ad806d5bea1a",
+  "persistent" : true,
+  "insertionIndex" : 990
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-11.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-11.json
new file mode 100644
index 000000000..81dc05be5
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-11.json
@@ -0,0 +1,29 @@
+{
+  "id" : "0b920178-f519-45f7-8d13-5b011dbbadee",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-11",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?projection=full",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#object\",\n  \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/download_create_parent/nested/object_unversioned/1775672688513518\",\n  \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned\",\n  \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672688513518&alt=media\",\n  \"name\": \"conformance-tests/download_create_parent/nested/object_unversioned\",\n  \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n  \"generation\": \"1775672688513518\",\n  \"metageneration\": \"1\",\n  \"contentType\": \"application/octet-stream\",\n  \"storageClass\": \"STANDARD\",\n  \"size\": \"17\",\n  \"md5Hash\": \"cBu9S94e4E47BZb2OZTrrg==\",\n  \"crc32c\": \"E30mnQ==\",\n  \"etag\": \"CO6j2J7w3pMDEAE=\",\n  \"timeCreated\": \"2026-04-08T18:24:48.585Z\",\n  \"updated\": \"2026-04-08T18:24:48.585Z\",\n  \"timeStorageClassUpdated\": \"2026-04-08T18:24:48.585Z\",\n  \"timeFinalized\": \"2026-04-08T18:24:48.585Z\"\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "private, max-age=0, must-revalidate, no-transform",
+      "ETag" : "CO6j2J7w3pMDEAE=",
+      "X-GUploader-UploadID" : "AMNfjG2AhRzdqtlcISrAjxwK12XLFnuXi0Jaa89bjS4wkcqQOG_lw5Yko7cam3YRYDkepog8HxRpNyc",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "0b920178-f519-45f7-8d13-5b011dbbadee",
+  "persistent" : true,
+  "scenarioName" : "scenario-3-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-3-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 991
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-2.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-2.json
new file mode 100644
index 000000000..e9a6af11c
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-2.json
@@ -0,0 +1,35 @@
+{
+  "id" : "90320411-b2b4-43ba-b186-c535478898b1",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-2",
+  "request" : {
+    "url" : "/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?alt=media&generation=1775672690246375",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "base64Body" : "VGhpcyBpcyB0ZXN0IGRhdGE=",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "X-Goog-Generation" : "1775672690246375",
+      "Pragma" : "no-cache",
+      "Last-Modified" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "X-Goog-Metageneration" : "1",
+      "Date" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "X-Goog-Stored-Content-Encoding" : "identity",
+      "X-Goog-Hash" : "crc32c=E30mnQ==,md5=cBu9S94e4E47BZb2OZTrrg==",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "ETag" : "COeFwp/w3pMDEAE=",
+      "Content-Disposition" : "attachment",
+      "X-Goog-Storage-Class" : "STANDARD",
+      "X-GUploader-UploadID" : "AMNfjG3yM_eEU1ORtLE8YJyZMMNPUr1x2TG_3o3YB7c1Jjw3yjN_Mewzl60c4hlNHf9IXK-gUcgu9bY",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "X-Goog-Stored-Content-Length" : "17",
+      "Content-Type" : "application/octet-stream"
+    }
+  },
+  "uuid" : "90320411-b2b4-43ba-b186-c535478898b1",
+  "persistent" : true,
+  "insertionIndex" : 982
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-3.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-3.json
new file mode 100644
index 000000000..1f779e239
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-3.json
@@ -0,0 +1,26 @@
+{
+  "id" : "1a1f61f9-086e-4ce2-8ee4-a2df5ddc529c",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-3",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672690246375&projection=full",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#object\",\n  \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/download_create_parent/nested/object_unversioned/1775672690246375\",\n  \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned\",\n  \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672690246375&alt=media\",\n  \"name\": \"conformance-tests/download_create_parent/nested/object_unversioned\",\n  \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n  \"generation\": \"1775672690246375\",\n  \"metageneration\": \"1\",\n  \"contentType\": \"application/octet-stream\",\n  \"storageClass\": \"STANDARD\",\n  \"size\": \"17\",\n  \"md5Hash\": \"cBu9S94e4E47BZb2OZTrrg==\",\n  \"crc32c\": \"E30mnQ==\",\n  \"etag\": \"COeFwp/w3pMDEAE=\",\n  \"timeCreated\": \"2026-04-08T18:24:50.314Z\",\n  \"updated\": \"2026-04-08T18:24:50.314Z\",\n  \"timeStorageClassUpdated\": \"2026-04-08T18:24:50.314Z\",\n  \"timeFinalized\": \"2026-04-08T18:24:50.314Z\"\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "private, max-age=0, must-revalidate, no-transform",
+      "ETag" : "COeFwp/w3pMDEAE=",
+      "X-GUploader-UploadID" : "AMNfjG0z8g81qI1MDP_kM46b3j6ZnedeYcBCsyVWIDf9Kmv3z4vSQOZHfbX-bAg9nxTgnKU",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "1a1f61f9-086e-4ce2-8ee4-a2df5ddc529c",
+  "persistent" : true,
+  "insertionIndex" : 983
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-4.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-4.json
new file mode 100644
index 000000000..5662b9b39
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-4.json
@@ -0,0 +1,28 @@
+{
+  "id" : "a8e011f4-fff0-4e5a-ad90-185187fe6020",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-4",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?projection=full",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#object\",\n  \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/download_create_parent/nested/object_unversioned/1775672690246375\",\n  \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned\",\n  \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672690246375&alt=media\",\n  \"name\": \"conformance-tests/download_create_parent/nested/object_unversioned\",\n  \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n  \"generation\": \"1775672690246375\",\n  \"metageneration\": \"1\",\n  \"contentType\": \"application/octet-stream\",\n  \"storageClass\": \"STANDARD\",\n  \"size\": \"17\",\n  \"md5Hash\": \"cBu9S94e4E47BZb2OZTrrg==\",\n  \"crc32c\": \"E30mnQ==\",\n  \"etag\": \"COeFwp/w3pMDEAE=\",\n  \"timeCreated\": \"2026-04-08T18:24:50.314Z\",\n  \"updated\": \"2026-04-08T18:24:50.314Z\",\n  \"timeStorageClassUpdated\": \"2026-04-08T18:24:50.314Z\",\n  \"timeFinalized\": \"2026-04-08T18:24:50.314Z\"\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "private, max-age=0, must-revalidate, no-transform",
+      "ETag" : "COeFwp/w3pMDEAE=",
+      "X-GUploader-UploadID" : "AMNfjG1btKVo_kcAP_UfrrBoXgRGJ3xkkxM3y7mhs8SJZJC3i88WNmn2d50Yj25iVI3jc4NnP34s8k8",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "a8e011f4-fff0-4e5a-ad90-185187fe6020",
+  "persistent" : true,
+  "scenarioName" : "scenario-3-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned",
+  "requiredScenarioState" : "scenario-3-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-conformance-tests-download_create_parent-nested-object_unversioned-2",
+  "insertionIndex" : 984
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-8.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-8.json
new file mode 100644
index 000000000..b7b7cee78
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-8.json
@@ -0,0 +1,28 @@
+{
+  "id" : "ce914a7d-bb3c-4e08-b4ea-62f3027745ac",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-8",
+  "request" : {
+    "url" : "/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?maxResults=1&projection=full",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#objects\",\n  \"nextPageToken\": \"CiRjb25mb3JtYW5jZS10ZXN0cy9ibG9iLWZvci1tZXRhZGF0YTM=\",\n  \"items\": [\n    {\n      \"kind\": \"storage#object\",\n      \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/blob-for-metadata3/1775494921891632\",\n      \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fblob-for-metadata3\",\n      \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fblob-for-metadata3?generation=1775494921891632&alt=media\",\n      \"name\": \"conformance-tests/blob-for-metadata3\",\n      \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n      \"generation\": \"1775494921891632\",\n      \"metageneration\": \"1\",\n      \"contentType\": \"application/octet-stream\",\n      \"storageClass\": \"STANDARD\",\n      \"size\": \"43\",\n      \"md5Hash\": \"cJNvqBbhpGaIyrO3jHSozA==\",\n      \"crc32c\": \"7+lREg==\",\n      \"etag\": \"CLDe+oDa2ZMDEAE=\",\n      \"timeCreated\": \"2026-04-06T17:02:01.992Z\",\n      \"updated\": \"2026-04-06T17:02:01.992Z\",\n      \"timeStorageClassUpdated\": \"2026-04-06T17:02:01.992Z\",\n      \"timeFinalized\": \"2026-04-06T17:02:01.992Z\",\n      \"metadata\": {\n        \"def\": \"bar\",\n        \"abc\": \"foo\"\n      }\n    }\n  ]\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "private, max-age=0, must-revalidate, no-transform",
+      "X-GUploader-UploadID" : "AMNfjG1prIDxxUtK5Yh2H677hvEtZz6UrTvp1VFL570sl8_XYs4NMb612jqTmrN8coValq4XRoI1gqY",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Wed, 08 Apr 2026 18:24:49 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:49 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "ce914a7d-bb3c-4e08-b4ea-62f3027745ac",
+  "persistent" : true,
+  "scenarioName" : "scenario-2-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-2-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-2",
+  "insertionIndex" : 988
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-9.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-9.json
new file mode 100644
index 000000000..a47f81297
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-get-9.json
@@ -0,0 +1,35 @@
+{
+  "id" : "ae153843-178c-426b-9a7b-1bf0de1c367d",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-GET-9",
+  "request" : {
+    "url" : "/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?alt=media&generation=1775672688513518",
+    "method" : "GET"
+  },
+  "response" : {
+    "status" : 200,
+    "base64Body" : "VGhpcyBpcyB0ZXN0IGRhdGE=",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "X-Goog-Generation" : "1775672688513518",
+      "Pragma" : "no-cache",
+      "Last-Modified" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "X-Goog-Metageneration" : "1",
+      "Date" : "Wed, 08 Apr 2026 18:24:49 GMT",
+      "X-Goog-Stored-Content-Encoding" : "identity",
+      "X-Goog-Hash" : "crc32c=E30mnQ==,md5=cBu9S94e4E47BZb2OZTrrg==",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "ETag" : "CO6j2J7w3pMDEAE=",
+      "Content-Disposition" : "attachment",
+      "X-Goog-Storage-Class" : "STANDARD",
+      "X-GUploader-UploadID" : "AMNfjG1ba9gnSeCB6ge1w28xlPu8ipHdAlFYYCLHnu1uYGmVS5ghoXKFpmpJX2jX94aeMA1WXzc4RXA",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "X-Goog-Stored-Content-Length" : "17",
+      "Content-Type" : "application/octet-stream"
+    }
+  },
+  "uuid" : "ae153843-178c-426b-9a7b-1bf0de1c367d",
+  "persistent" : true,
+  "insertionIndex" : 989
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-post-13.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-post-13.json
new file mode 100644
index 000000000..e56af95a0
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-post-13.json
@@ -0,0 +1,34 @@
+{
+  "id" : "2cc59112-d6d2-4696-a38b-85b0ad5ae30a",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-POST-13",
+  "request" : {
+    "url" : "/upload/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?name=conformance-tests/download_create_parent/nested/object_unversioned&uploadType=resumable",
+    "method" : "POST",
+    "bodyPatterns" : [ {
+      "equalToJson" : "{\"bucket\":\"substrate-sdk-gcp-poc1-test-bucket\",\"metadata\":{},\"name\":\"conformance-tests/download_create_parent/nested/object_unversioned\"}",
+      "ignoreArrayOrder" : true,
+      "ignoreExtraElements" : false
+    } ]
+  },
+  "response" : {
+    "status" : 200,
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "X-GUploader-UploadID" : "AMNfjG1QFACXXZvWg7EPGdA9Jx7dgNQ4PnT3dXu96rfQnztoh6LfNsnwhBimjRp04vl8GQdyv3VaqtptuN7j_csW-KhD0Q-ESTGZ8qlRfF55WMs",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Pragma" : "no-cache",
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "Location" : "https://storage.googleapis.com/upload/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?name=conformance-tests/download_create_parent/nested/object_unversioned&uploadType=resumable&upload_id=AMNfjG1QFACXXZvWg7EPGdA9Jx7dgNQ4PnT3dXu96rfQnztoh6LfNsnwhBimjRp04vl8GQdyv3VaqtptuN7j_csW-KhD0Q-ESTGZ8qlRfF55WMs",
+      "Content-Type" : "text/plain; charset=utf-8"
+    }
+  },
+  "uuid" : "2cc59112-d6d2-4696-a38b-85b0ad5ae30a",
+  "persistent" : true,
+  "scenarioName" : "scenario-4-upload-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o",
+  "requiredScenarioState" : "Started",
+  "newScenarioState" : "scenario-4-upload-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-2",
+  "insertionIndex" : 993
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-post-6.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-post-6.json
new file mode 100644
index 000000000..94c745ac2
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-post-6.json
@@ -0,0 +1,33 @@
+{
+  "id" : "9e7c2c2a-689e-4d29-92c8-549bfc29f34e",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-POST-6",
+  "request" : {
+    "url" : "/upload/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?name=conformance-tests/download_create_parent/nested/object_unversioned&uploadType=resumable",
+    "method" : "POST",
+    "bodyPatterns" : [ {
+      "equalToJson" : "{\"bucket\":\"substrate-sdk-gcp-poc1-test-bucket\",\"metadata\":{},\"name\":\"conformance-tests/download_create_parent/nested/object_unversioned\"}",
+      "ignoreArrayOrder" : true,
+      "ignoreExtraElements" : false
+    } ]
+  },
+  "response" : {
+    "status" : 200,
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "X-GUploader-UploadID" : "AMNfjG3jP4uk5W_pcr5Eb94aB6Zkw9j4Z3LPVJpi8GIL1aG0J0rc2gL-XqPvSCboDgth9zN29p2jRh7sEgxBysbNLvgg507GABKji2EPP1qtsA",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Pragma" : "no-cache",
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Location" : "https://storage.googleapis.com/upload/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?name=conformance-tests/download_create_parent/nested/object_unversioned&uploadType=resumable&upload_id=AMNfjG3jP4uk5W_pcr5Eb94aB6Zkw9j4Z3LPVJpi8GIL1aG0J0rc2gL-XqPvSCboDgth9zN29p2jRh7sEgxBysbNLvgg507GABKji2EPP1qtsA",
+      "Content-Type" : "text/plain; charset=utf-8"
+    }
+  },
+  "uuid" : "9e7c2c2a-689e-4d29-92c8-549bfc29f34e",
+  "persistent" : true,
+  "scenarioName" : "scenario-4-upload-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o",
+  "requiredScenarioState" : "scenario-4-upload-storage-v1-b-substrate-sdk-gcp-poc1-test-bucket-o-2",
+  "insertionIndex" : 986
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-put-12.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-put-12.json
new file mode 100644
index 000000000..3b2cdd2ea
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-put-12.json
@@ -0,0 +1,31 @@
+{
+  "id" : "e06f4bdd-c00c-4b7c-8b18-bf1dc074e6b4",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-PUT-12",
+  "request" : {
+    "url" : "/upload/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?name=conformance-tests/download_create_parent/nested/object_unversioned&uploadType=resumable&upload_id=AMNfjG1QFACXXZvWg7EPGdA9Jx7dgNQ4PnT3dXu96rfQnztoh6LfNsnwhBimjRp04vl8GQdyv3VaqtptuN7j_csW-KhD0Q-ESTGZ8qlRfF55WMs",
+    "method" : "PUT",
+    "bodyPatterns" : [ {
+      "equalTo" : "This is test data",
+      "caseInsensitive" : false
+    } ]
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#object\",\n  \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/download_create_parent/nested/object_unversioned/1775672688513518\",\n  \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned\",\n  \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672688513518&alt=media\",\n  \"name\": \"conformance-tests/download_create_parent/nested/object_unversioned\",\n  \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n  \"generation\": \"1775672688513518\",\n  \"metageneration\": \"1\",\n  \"contentType\": \"application/octet-stream\",\n  \"storageClass\": \"STANDARD\",\n  \"size\": \"17\",\n  \"md5Hash\": \"cBu9S94e4E47BZb2OZTrrg==\",\n  \"crc32c\": \"E30mnQ==\",\n  \"etag\": \"CO6j2J7w3pMDEAE=\",\n  \"timeCreated\": \"2026-04-08T18:24:48.585Z\",\n  \"updated\": \"2026-04-08T18:24:48.585Z\",\n  \"timeStorageClassUpdated\": \"2026-04-08T18:24:48.585Z\",\n  \"timeFinalized\": \"2026-04-08T18:24:48.585Z\"\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "ETag" : "CO6j2J7w3pMDEAE=",
+      "X-GUploader-UploadID" : "AMNfjG1QFACXXZvWg7EPGdA9Jx7dgNQ4PnT3dXu96rfQnztoh6LfNsnwhBimjRp04vl8GQdyv3VaqtptuN7j_csW-KhD0Q-ESTGZ8qlRfF55WMs",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Pragma" : "no-cache",
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:48 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "e06f4bdd-c00c-4b7c-8b18-bf1dc074e6b4",
+  "persistent" : true,
+  "insertionIndex" : 992
+}
\ No newline at end of file
diff --git a/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-put-5.json b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-put-5.json
new file mode 100644
index 000000000..c7e5f3288
--- /dev/null
+++ b/blob/blob-gcp/src/test/resources/mappings/gcpblobstoreit_testdownload_createparentpath-put-5.json
@@ -0,0 +1,31 @@
+{
+  "id" : "9c552366-c370-4cd7-bb5f-d85bdda11943",
+  "name" : "GcpBlobStoreIT_testDownload_createParentPath-PUT-5",
+  "request" : {
+    "url" : "/upload/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o?name=conformance-tests/download_create_parent/nested/object_unversioned&uploadType=resumable&upload_id=AMNfjG3jP4uk5W_pcr5Eb94aB6Zkw9j4Z3LPVJpi8GIL1aG0J0rc2gL-XqPvSCboDgth9zN29p2jRh7sEgxBysbNLvgg507GABKji2EPP1qtsA",
+    "method" : "PUT",
+    "bodyPatterns" : [ {
+      "equalTo" : "This is test data",
+      "caseInsensitive" : false
+    } ]
+  },
+  "response" : {
+    "status" : 200,
+    "body" : "{\n  \"kind\": \"storage#object\",\n  \"id\": \"substrate-sdk-gcp-poc1-test-bucket/conformance-tests/download_create_parent/nested/object_unversioned/1775672690246375\",\n  \"selfLink\": \"https://www.googleapis.com/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned\",\n  \"mediaLink\": \"https://storage.googleapis.com/download/storage/v1/b/substrate-sdk-gcp-poc1-test-bucket/o/conformance-tests%2Fdownload_create_parent%2Fnested%2Fobject_unversioned?generation=1775672690246375&alt=media\",\n  \"name\": \"conformance-tests/download_create_parent/nested/object_unversioned\",\n  \"bucket\": \"substrate-sdk-gcp-poc1-test-bucket\",\n  \"generation\": \"1775672690246375\",\n  \"metageneration\": \"1\",\n  \"contentType\": \"application/octet-stream\",\n  \"storageClass\": \"STANDARD\",\n  \"size\": \"17\",\n  \"md5Hash\": \"cBu9S94e4E47BZb2OZTrrg==\",\n  \"crc32c\": \"E30mnQ==\",\n  \"etag\": \"COeFwp/w3pMDEAE=\",\n  \"timeCreated\": \"2026-04-08T18:24:50.314Z\",\n  \"updated\": \"2026-04-08T18:24:50.314Z\",\n  \"timeStorageClassUpdated\": \"2026-04-08T18:24:50.314Z\",\n  \"timeFinalized\": \"2026-04-08T18:24:50.314Z\"\n}\n",
+    "headers" : {
+      "Alt-Svc" : "h3=\":443\"; ma=2592000,h3-29=\":443\"; ma=2592000",
+      "Server" : "UploadServer",
+      "Cache-Control" : "no-cache, no-store, max-age=0, must-revalidate",
+      "ETag" : "COeFwp/w3pMDEAE=",
+      "X-GUploader-UploadID" : "AMNfjG3jP4uk5W_pcr5Eb94aB6Zkw9j4Z3LPVJpi8GIL1aG0J0rc2gL-XqPvSCboDgth9zN29p2jRh7sEgxBysbNLvgg507GABKji2EPP1qtsA",
+      "Vary" : [ "Origin", "X-Origin" ],
+      "Pragma" : "no-cache",
+      "Expires" : "Mon, 01 Jan 1990 00:00:00 GMT",
+      "Date" : "Wed, 08 Apr 2026 18:24:50 GMT",
+      "Content-Type" : "application/json; charset=UTF-8"
+    }
+  },
+  "uuid" : "9c552366-c370-4cd7-bb5f-d85bdda11943",
+  "persistent" : true,
+  "insertionIndex" : 985
+}
\ No newline at end of file
diff --git a/blob/blob-inmemory/src/main/java/com/salesforce/multicloudj/blob/inmemory/InMemoryBlobStore.java b/blob/blob-inmemory/src/main/java/com/salesforce/multicloudj/blob/inmemory/InMemoryBlobStore.java
index 6622c4eae..be52f364a 100644
--- a/blob/blob-inmemory/src/main/java/com/salesforce/multicloudj/blob/inmemory/InMemoryBlobStore.java
+++ b/blob/blob-inmemory/src/main/java/com/salesforce/multicloudj/blob/inmemory/InMemoryBlobStore.java
@@ -33,6 +33,7 @@
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.File;
+import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.MalformedURLException;
@@ -274,13 +275,31 @@ protected DownloadResponse doDownload(DownloadRequest downloadRequest, Path path
     try {
       byte[] data =
           extractRange(blob.getData(), downloadRequest.getStart(), downloadRequest.getEnd());
-      Files.write(path, data);
+      Path destinationPath = createDownloadDestinationPath(downloadRequest, path);
+      Files.write(destinationPath, data);
       return buildDownloadResponse(downloadRequest.getKey(), blob, data.length);
     } catch (Exception e) {
       throw new UnknownException("Failed to download blob to path", e);
     }
   }
 
+  @Override
+  protected Path createDownloadDestinationPath(DownloadRequest request, Path destination) {
+    if (!request.isCreateParentPath()) {
+      return destination;
+    }
+    Path resolved = destination.resolve(request.getKey()).normalize();
+    Path parent = resolved.getParent();
+    if (parent != null) {
+      try {
+        Files.createDirectories(parent);
+      } catch (IOException e) {
+        throw new UnknownException("Failed to create destination directories", e);
+      }
+    }
+    return resolved;
+  }
+
   @Override
   protected DownloadResponse doDownload(DownloadRequest downloadRequest) {
     validateBucketExists();