Established February 25, 1993, the Aviation Suppliers Association (ASA), based in Washington, D.C., is a not-for-profit association, representing more than 640 global member companies. Collectively, they lead critical logistics programs, purchasing efforts, and distribution of aircraft parts world-wide. Member companies include: distributors, suppliers, surplus sales organizations, repair stations, manufacturers, airlines, operators, and other companies that provide services to the aviation parts supply industry.