The Government is seeking to lease office and related space in Alton, IL for a minimum of 1, 000 ANSI/BOMA Office Area (ABOA) to a maximum of 5, 189 ABOA square feet.

2: Posted: April 24, 2026, 12:22 p.m. EDT

Current: Posted: May 7, 2026, 3:47 p.m. EDT Presolicitation Notice/Advertisement RLP Procurement Summary GSA Public Buildings Service U.S. GOVERNMENT General Services Administration (GSA) seeks to lease the following space: State: Illinois City: Alton Delineated Area: Northern boundary: IL-255, IL-111, Airport Road Western Boundary: Pierce Lane, Dellmar Ave, State Street, Hwy 67, Hwy 143, Lewis and Clark Blvd Southern boundary: Hwy 143 Eastern Boundary: Hwy 255, Vaughn Rd, Edwardsville Rd, 9th Street, Airline, Hwy 255 Minimum Sq. Ft. (ABOA): 4,941 Maximum Sq. Ft. (ABOA): 5,189 Space Type: Office Parking Spaces (Total): Parking-to-square-foot ratio available on-site shall at least meet current local code requirements Parking Spaces (Surface): 0 Parking Spaces (Structured): 0 Parking Spaces (Reserved): 0 Full Term: 15 years- Please see below Firm Term: 10 years- Please see below Option Term: N/A Additional Requirements: Important Note: The offeror must have 1,000 -2,500 SF of space available for Government use effective 12/2026. Parking-to-square-foot ratio available on-site shall at least meet current local code requirements Space must be located in a prime commercial office district with attractive surroundings with a prevalence of modern design and/or tasteful rehabilitation in modern use. Offered space must be located in contiguous space and on one floor. Offered Space shall allow for an accessible main public entrance and an accessible separate employee entrance as part of the shell rate. Employee and visitor entrances of the Building must be connected to public sidewalks or street by continuous, accessible sidewalks. If space offered is above ground level, at least two (2) accessible elevators will be required. The Government will have access to the space 24 hours a day, 7 days a week. Normal hours of operation are Monday through Friday 7:00 a.m. to 5:30 p.m. (excluding Saturdays, Sundays and Federal Holidays). Offered space must meet Government requirements for fire safety, accessibility, seismic, and sustainability standards per the terms of the Lease. A fully serviced lease is required. Offered space shall not be in the 1-percent-annual chance floodplain (formerly referred to as 100-year floodplain). Entities are advised to familiarize themselves with the telecommunications prohibitions outlined under Section 889 of the FY19 National Defense Authorization Act (NDAA), as implemented by the Federal Acquisition Regulation (FAR).For more information, visit: https://acquisition.gov/FAR-Case-2019-009/889_Part_B. Expressions of Interest Due: May 11, 2026 Market Survey (Estimated): May 2026 Occupancy (Estimated): October 2026 Send Expressions of Interest to: Name/Title: Clarissa Mahoney Email Address: Clarissa.mahoney@gsa.gov Government Contact Information Lease Contracting Officer: Alanna Fitzpatrick Broker: Clarissa Mahoney ****************************************************************************************************** Note: Entities not currently registered in the System for Award Management (SAM.gov) are advised to start the registration process as soon as possible. Solicitation Number: Solicitation (RLP) Number: 0IL2403