Update hck25-2025-flatiron.md (#91)

Author: rly

content/events/hck25-2025-flatiron.md

@@ -46,7 +46,11 @@ The NWB Community Hackathon will bring neuroscientists, tool builders, and resea
 ## Logistics
 
 ### Housing
-Housing support is not provided. Housing options near the hackathon will be suggested in May.
+Housing support is not provided. Here are some low-cost hotels that are near the venue.
+
+- [Freehand New York](https://freehandhotels.com/summer-in-the-city/) - approx. $768 for queen bed, 3 nights, with code SUMMERCITY
+- [Springhill Suites New York Manhattan/Chelsea](https://www.marriott.com/en-us/hotels/nycsl-springhill-suites-new-york-manhattan-chelsea/overview/) - approx. $834 for studio king bed, 3 nights, Stay Longer Save rate
+- [Motto by Hilton New York City Chelsea](https://www.hilton.com/en/brands/motto-by-hilton/) - approximately $898 for king bed, 3 nights, The Hilton Sale with Honors Discount, great reviews
 
 ### Travel
 Travel support is not provided.
@@ -57,7 +61,7 @@ Continental breakfast and boxed lunches will be provided, courtesy of the Simons
 ## Organizing Committee
 
 - **Program chairs:** Ryan Ly and Matthew Avalyon
-- **Site Chair:** To be determined
+- **Site Chair:** Edoardo Balzani, Jessica Hauser, Alicja Jankowska, Tori Hall
 
 ## Code of Conduct