This is a market research Sources Sought notice to identify potential small businesses capable of providing on-demand cleaning services for 15 Launch Control Centers and associated buildings at F.E. Warren AFB, Wyoming. The future contract would be a 5-year Indefinite Delivery/Indefinite Quantity (IDIQ) agreement, with the number of sites cleaned annually varying from 3 to 15. No solicitation or award will result from this notice. Interested parties must submit a capability statement to the listed email contacts, including specific company and business classification information. The purpose is to determine the appropriate acquisition strategy for a potential future set-aside contract.