diff --git a/apps/web/core/hooks/use-propose-add-editor.ts b/apps/web/core/hooks/use-propose-add-editor.ts
index f66b1a3be2..0987d3d7c1 100644
--- a/apps/web/core/hooks/use-propose-add-editor.ts
+++ b/apps/web/core/hooks/use-propose-add-editor.ts
@@ -1,15 +1,17 @@
 'use client';
 
-import { daoSpace } from '@geoprotocol/geo-sdk';
 import { useMutation } from '@tanstack/react-query';
 
 import { useCallback } from 'react';
 
 import { Effect, Either } from 'effect';
+import { type Hex } from 'viem';
 
 import { usePersonalSpaceId } from '~/core/hooks/use-personal-space-id';
 import { useSmartAccount } from '~/core/hooks/use-smart-account';
 import { useSmartAccountTransaction } from '~/core/hooks/use-smart-account-transaction';
+import { useSpace } from '~/core/hooks/use-space';
+import { geo } from '~/core/sdk/geo-client';
 import { useStatusBar } from '~/core/state/status-bar-store';
 import { runEffectEither } from '~/core/telemetry/effect-runtime';
 import { SPACE_REGISTRY_ADDRESS } from '~/core/utils/contracts/space-registry';
@@ -36,6 +38,7 @@ export function useProposeAddEditor({ spaceId }: UseProposeAddEditorArgs) {
 
   const { smartAccount } = useSmartAccount();
   const { personalSpaceId, isRegistered } = usePersonalSpaceId();
+  const { space } = useSpace(spaceId ?? undefined);
 
   const tx = useSmartAccountTransaction({
     address: SPACE_REGISTRY_ADDRESS,
@@ -71,15 +74,24 @@ export function useProposeAddEditor({ spaceId }: UseProposeAddEditorArgs) {
         throw new Error(message);
       }
 
+      // The proposal's addEditor action must call the DAO space contract directly.
+      if (!space?.address) {
+        const message = 'No space address found. Please try again.';
+        console.error('No space address found for space:', spaceId);
+        dispatch({ type: 'ERROR', payload: message });
+        throw new Error(message);
+      }
+
       console.log('Proposing to add editor', {
         authorSpaceId: personalSpaceId,
         spaceId,
         targetEditorSpaceId,
       });
 
-      const { calldata: callData } = daoSpace.proposeAddEditor({
+      const { calldata: callData } = geo.daoSpaces.proposeAddEditor({
         authorSpaceId: personalSpaceId,
         spaceId,
+        daoSpaceAddress: space.address as Hex,
         newEditorSpaceId: targetEditorSpaceId,
         votingMode: 'SLOW',
       });
@@ -111,7 +123,7 @@ export function useProposeAddEditor({ spaceId }: UseProposeAddEditorArgs) {
         onRight: hash => console.log('Successfully proposed to add editor. Transaction hash:', hash),
       });
     },
-    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, tx]
+    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, space, tx]
   );
 
   const { mutate, status } = useMutation({
diff --git a/apps/web/core/hooks/use-propose-add-member.ts b/apps/web/core/hooks/use-propose-add-member.ts
index a6428154d6..937b07dee6 100644
--- a/apps/web/core/hooks/use-propose-add-member.ts
+++ b/apps/web/core/hooks/use-propose-add-member.ts
@@ -1,15 +1,17 @@
 'use client';
 
-import { daoSpace } from '@geoprotocol/geo-sdk';
 import { useMutation } from '@tanstack/react-query';
 
 import { useCallback } from 'react';
 
 import { Effect, Either } from 'effect';
+import { type Hex } from 'viem';
 
 import { usePersonalSpaceId } from '~/core/hooks/use-personal-space-id';
 import { useSmartAccount } from '~/core/hooks/use-smart-account';
 import { useSmartAccountTransaction } from '~/core/hooks/use-smart-account-transaction';
+import { useSpace } from '~/core/hooks/use-space';
+import { geo } from '~/core/sdk/geo-client';
 import { useStatusBar } from '~/core/state/status-bar-store';
 import { runEffectEither } from '~/core/telemetry/effect-runtime';
 import { SPACE_REGISTRY_ADDRESS } from '~/core/utils/contracts/space-registry';
@@ -32,6 +34,7 @@ export function useProposeAddMember({ spaceId }: UseProposeAddMemberArgs) {
 
   const { smartAccount } = useSmartAccount();
   const { personalSpaceId, isRegistered } = usePersonalSpaceId();
+  const { space } = useSpace(spaceId ?? undefined);
 
   const tx = useSmartAccountTransaction({
     address: SPACE_REGISTRY_ADDRESS,
@@ -67,6 +70,14 @@ export function useProposeAddMember({ spaceId }: UseProposeAddMemberArgs) {
         throw new Error(message);
       }
 
+      // The proposal's addMember action must call the DAO space contract directly.
+      if (!space?.address) {
+        const message = 'No space address found. Please try again.';
+        console.error('No space address found for space:', spaceId);
+        dispatch({ type: 'ERROR', payload: message });
+        throw new Error(message);
+      }
+
       const normalizedVotingMode = votingMode === 'slow' ? 'SLOW' : 'FAST';
 
       console.log('Proposing to add member', {
@@ -76,9 +87,10 @@ export function useProposeAddMember({ spaceId }: UseProposeAddMemberArgs) {
         votingMode: normalizedVotingMode,
       });
 
-      const { calldata: callData } = daoSpace.proposeAddMember({
+      const { calldata: callData } = geo.daoSpaces.proposeAddMember({
         authorSpaceId: personalSpaceId,
         spaceId,
+        daoSpaceAddress: space.address as Hex,
         newMemberSpaceId: targetMemberSpaceId,
         votingMode: normalizedVotingMode,
       });
@@ -114,7 +126,7 @@ export function useProposeAddMember({ spaceId }: UseProposeAddMemberArgs) {
         onRight: hash => console.log('Successfully proposed to add member. Transaction hash:', hash),
       });
     },
-    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, tx]
+    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, space, tx]
   );
 
   const { mutate, status } = useMutation({
diff --git a/apps/web/core/hooks/use-propose-remove-editor.ts b/apps/web/core/hooks/use-propose-remove-editor.ts
index 6a19d75cbc..804f90fb1e 100644
--- a/apps/web/core/hooks/use-propose-remove-editor.ts
+++ b/apps/web/core/hooks/use-propose-remove-editor.ts
@@ -1,15 +1,17 @@
 'use client';
 
-import { daoSpace } from '@geoprotocol/geo-sdk';
 import { useMutation } from '@tanstack/react-query';
 
 import { useCallback } from 'react';
 
 import { Effect, Either } from 'effect';
+import { type Hex } from 'viem';
 
 import { usePersonalSpaceId } from '~/core/hooks/use-personal-space-id';
 import { useSmartAccount } from '~/core/hooks/use-smart-account';
 import { useSmartAccountTransaction } from '~/core/hooks/use-smart-account-transaction';
+import { useSpace } from '~/core/hooks/use-space';
+import { geo } from '~/core/sdk/geo-client';
 import { useStatusBar } from '~/core/state/status-bar-store';
 import { runEffectEither } from '~/core/telemetry/effect-runtime';
 import { SPACE_REGISTRY_ADDRESS } from '~/core/utils/contracts/space-registry';
@@ -36,6 +38,7 @@ export function useProposeRemoveEditor({ spaceId }: UseProposeRemoveEditorArgs)
 
   const { smartAccount } = useSmartAccount();
   const { personalSpaceId, isRegistered } = usePersonalSpaceId();
+  const { space } = useSpace(spaceId ?? undefined);
 
   const tx = useSmartAccountTransaction({
     address: SPACE_REGISTRY_ADDRESS,
@@ -71,15 +74,24 @@ export function useProposeRemoveEditor({ spaceId }: UseProposeRemoveEditorArgs)
         throw new Error(message);
       }
 
+      // The proposal's removeEditor action must call the DAO space contract directly.
+      if (!space?.address) {
+        const message = 'No space address found. Please try again.';
+        console.error('No space address found for space:', spaceId);
+        dispatch({ type: 'ERROR', payload: message });
+        throw new Error(message);
+      }
+
       console.log('Proposing to remove editor', {
         authorSpaceId: personalSpaceId,
         spaceId,
         targetEditorSpaceId,
       });
 
-      const { calldata: callData } = daoSpace.proposeRemoveEditor({
+      const { calldata: callData } = geo.daoSpaces.proposeRemoveEditor({
         authorSpaceId: personalSpaceId,
         spaceId,
+        daoSpaceAddress: space.address as Hex,
         editorToRemoveSpaceId: targetEditorSpaceId,
         votingMode: 'SLOW',
       });
@@ -111,7 +123,7 @@ export function useProposeRemoveEditor({ spaceId }: UseProposeRemoveEditorArgs)
         onRight: hash => console.log('Successfully proposed to remove editor. Transaction hash:', hash),
       });
     },
-    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, tx]
+    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, space, tx]
   );
 
   const { mutate, status } = useMutation({
diff --git a/apps/web/core/hooks/use-propose-remove-member.ts b/apps/web/core/hooks/use-propose-remove-member.ts
index 7626e88da7..7bef72a2de 100644
--- a/apps/web/core/hooks/use-propose-remove-member.ts
+++ b/apps/web/core/hooks/use-propose-remove-member.ts
@@ -1,15 +1,17 @@
 'use client';
 
-import { daoSpace } from '@geoprotocol/geo-sdk';
 import { useMutation } from '@tanstack/react-query';
 
 import { useCallback } from 'react';
 
 import { Effect, Either } from 'effect';
+import { type Hex } from 'viem';
 
 import { usePersonalSpaceId } from '~/core/hooks/use-personal-space-id';
 import { useSmartAccount } from '~/core/hooks/use-smart-account';
 import { useSmartAccountTransaction } from '~/core/hooks/use-smart-account-transaction';
+import { useSpace } from '~/core/hooks/use-space';
+import { geo } from '~/core/sdk/geo-client';
 import { useStatusBar } from '~/core/state/status-bar-store';
 import { runEffectEither } from '~/core/telemetry/effect-runtime';
 import { SPACE_REGISTRY_ADDRESS } from '~/core/utils/contracts/space-registry';
@@ -32,6 +34,7 @@ export function useProposeRemoveMember({ spaceId }: UseProposeRemoveMemberArgs)
 
   const { smartAccount } = useSmartAccount();
   const { personalSpaceId, isRegistered } = usePersonalSpaceId();
+  const { space } = useSpace(spaceId ?? undefined);
 
   const tx = useSmartAccountTransaction({
     address: SPACE_REGISTRY_ADDRESS,
@@ -67,6 +70,14 @@ export function useProposeRemoveMember({ spaceId }: UseProposeRemoveMemberArgs)
         throw new Error(message);
       }
 
+      // The proposal's removeMember action must call the DAO space contract directly.
+      if (!space?.address) {
+        const message = 'No space address found. Please try again.';
+        console.error('No space address found for space:', spaceId);
+        dispatch({ type: 'ERROR', payload: message });
+        throw new Error(message);
+      }
+
       const normalizedVotingMode = votingMode === 'slow' ? 'SLOW' : 'FAST';
 
       console.log('Proposing to remove member', {
@@ -76,9 +87,10 @@ export function useProposeRemoveMember({ spaceId }: UseProposeRemoveMemberArgs)
         votingMode: normalizedVotingMode,
       });
 
-      const { calldata: callData } = daoSpace.proposeRemoveMember({
+      const { calldata: callData } = geo.daoSpaces.proposeRemoveMember({
         authorSpaceId: personalSpaceId,
         spaceId,
+        daoSpaceAddress: space.address as Hex,
         memberToRemoveSpaceId: targetMemberSpaceId,
         votingMode: normalizedVotingMode,
       });
@@ -114,7 +126,7 @@ export function useProposeRemoveMember({ spaceId }: UseProposeRemoveMemberArgs)
         onRight: hash => console.log('Successfully proposed to remove member. Transaction hash:', hash),
       });
     },
-    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, tx]
+    [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, space, tx]
   );
 
   const { mutate, status } = useMutation({
diff --git a/apps/web/core/hooks/use-request-to-be-editor.ts b/apps/web/core/hooks/use-request-to-be-editor.ts
index 834e712b28..0546c3e5b0 100644
--- a/apps/web/core/hooks/use-request-to-be-editor.ts
+++ b/apps/web/core/hooks/use-request-to-be-editor.ts
@@ -1,17 +1,19 @@
 'use client';
 
-import { daoSpace } from '@geoprotocol/geo-sdk';
 import { useMutation } from '@tanstack/react-query';
 
 import { useCallback } from 'react';
 
 import { Effect, Either } from 'effect';
+import { type Hex } from 'viem';
 
 import { normalizeSpaceId } from '~/core/access/space-access';
 import { usePersonalSpaceId } from '~/core/hooks/use-personal-space-id';
 import { useSmartAccount } from '~/core/hooks/use-smart-account';
 import { useSmartAccountTransaction } from '~/core/hooks/use-smart-account-transaction';
+import { useSpace } from '~/core/hooks/use-space';
 import { getIsEditorOfSpace } from '~/core/io/queries';
+import { geo } from '~/core/sdk/geo-client';
 import { useStatusBar } from '~/core/state/status-bar-store';
 import { runEffectEither } from '~/core/telemetry/effect-runtime';
 import { SPACE_REGISTRY_ADDRESS } from '~/core/utils/contracts/space-registry';
@@ -27,6 +29,7 @@ export function useRequestToBeEditor({ spaceId }: UseRequestToBeEditorArgs) {
 
   const { smartAccount } = useSmartAccount();
   const { personalSpaceId, isRegistered } = usePersonalSpaceId();
+  const { space } = useSpace(spaceId ?? undefined);
 
   const tx = useSmartAccountTransaction({
     address: SPACE_REGISTRY_ADDRESS,
@@ -49,6 +52,14 @@ export function useRequestToBeEditor({ spaceId }: UseRequestToBeEditorArgs) {
       throw new Error('Invalid target space ID');
     }
 
+    // The proposal's addEditor action must call the DAO space contract directly.
+    if (!space?.address) {
+      const message = 'No space address found. Please try again.';
+      console.error('No space address found for space:', spaceId);
+      dispatch({ type: 'ERROR', payload: message });
+      throw new Error(message);
+    }
+
     // Existing editors already belong to the space; a duplicate editor request errors on vote.
     // Check at submit time rather than via reactive access-control state, which reads false
     // while still hydrating and would let a fast click through. Fail open if the check errors.
@@ -66,9 +77,10 @@ export function useRequestToBeEditor({ spaceId }: UseRequestToBeEditorArgs) {
     });
 
     // Caller proposes themselves as a new editor. Editor proposals are slow-path only.
-    const { calldata: callData } = daoSpace.proposeAddEditor({
+    const { calldata: callData } = geo.daoSpaces.proposeAddEditor({
       authorSpaceId: personalSpaceId,
       spaceId,
+      daoSpaceAddress: space.address as Hex,
       newEditorSpaceId: personalSpaceId,
       votingMode: 'SLOW',
     });
@@ -95,7 +107,7 @@ export function useRequestToBeEditor({ spaceId }: UseRequestToBeEditorArgs) {
       },
       onRight: hash => console.log('Successfully requested to be editor. Transaction hash:', hash),
     });
-  }, [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, tx]);
+  }, [dispatch, smartAccount, personalSpaceId, isRegistered, spaceId, space, tx]);
 
   const { mutate, status } = useMutation({
     mutationFn: handleRequestToBeEditor,