This is a Sources Sought notice for planning purposes to gauge interest from small businesses for Industrial Fan Maintenance services, anticipated to be a small business set-aside. The requirement is associated with Andrews Air Force Base, and the proposed NAICS code is 811310 with a $12.5 million size standard. The notice requests specific company information, a capability statement, and details on how a bidder would comply with the Limitations on Subcontracting clause if proposing as a prime contractor. Responses are due by 4:00 PM EST on April 30, 2026.