This is a Request for Information (RFI) for Facility Sustainment Services at Aberdeen Proving Ground in Maryland, including the Edgewood Area and Churchville Test Site. The services include interior and exterior improvements, maintenance, and facility projects for specified Army commands. The NAICS code is 561210 with a small business size standard of $47 million. Responses are for planning purposes to inform the acquisition strategy, and small businesses are strongly encouraged to participate. The government will assess responses for the potential to fulfill the requirements outlined in the draft Performance Work Statement.