Grounds Maintenance Services for Chicago Air Route Traffic Control Center

Amendment 0001 Posted 3/9/26 to: Provide answers to submitted

questions. 697DCK-26-R-00150 SIR Amendment 0001- ZAU Grounds Maintenance attachment added. Update

Period of Performance months to April – November annually. Hereby extend the offer due date for this solicitation to March 12, 2026 at 5:00 PM CT Submission of signed copy of this amendment and submission of updated Section B is required to be deemed responsive. Request for Offer/Solicitation # 697DCK-26-R-00150 for Grounds Maintenance Services at the FAA, Chicago Air Route Traffic Control Center (ARTCC), in Aurora, IL (ZAU). To view the solicitation and applicable

attachments for this procurement, please visit: https://sam.gov/. Select “Contract Opportunities" and then select "Search Contract Opportunities." You can input the solicitation number in the search field. This is a firm, fixed price (FFP) procurement set as full and open competition and a Total Small Business Set-Aside. The Principal North American Industry System (NAICS) size standard code for this requirement is 561210, Facility Support Services. SITE VISIT A one-time site visit is scheduled for Tuesday, February 24, 2024 at 10:00 AM CT. Attendees must register. Please see further details in Section B of the attached SIR/Solicitation document.

QUESTIONS All

Questions/Requests for Information (RFI) must be emailed to [email protected] (Contracting Officer) no later than February 27, 2026 at 5:00 PM CT to allow sufficient time to respond. Please include Solicitation/SIR # 697DCK-26-R-00130 in subject line of email correspondence. NO PHONE CALLS, PLEASE. Potential offerors should note that the FAA reserves the right to communicate with one or more offerors at any time during the RFO process. See SIR Sections L & M for required proposal contents and