Sources sought
Operations & Maintenance (O&M) & Modernization for GSA Real Estate Exchange (G-REX)
47QACB26N0001
Office of Administrative Services, Oas Office of Internal Acquisition. Other Computer Related Services.
Response deadline
March 13, 2026 at 2:00 PM EDT
Closed 189 days ago. Posted February 27, 2026. Scheduled to archive March 28, 2026.
Description
As published on SAM.gov.
The General Services Administration (GSA) seeks industry input on capabilities for modernizing and maintaining the GSA Real Estate Exchange (G-REX), a mission-critical Appian-based platform supporting the Public Buildings Service (PBS) in delivering optimal real estate acquisitions to American taxpayers. Both Operations & Maintenance and modernization services are required, with vendors having the option to propose their preferred modernization approach from the available options.
Publications
Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.
February 27, 2026
Sources sought
Due March 13, 2026 at 2:00 PM EDT. SAM.gov, notice 1b39b459fa674a1fbf6ac6e838ae4d80
Points of contact
- Sharmel Lanesharmel.lane@gsa.gov2022087005
- Kenya McPhersonkenya.mcpherson@gsa.gov