The U.S. Air Force – 18th Contracting Squadron, Kadena AB, Japan (Okinawa), intends to award a single-award, requirements-type contract for HVAC maintenance services for Defense Communications Detachment Okinawa (DCDO) in Okinawa, Japan. This procurement is full and open competition under NAICS 238220. The period of performance will be 1 December 2026 through 30 November 2031. Attachment 4, Directions to DCDO, will be provided upon request, and additional details, terms, and conditions are in the attached RFQ.