The Department of Defense, specifically the Department of the Air Force, is soliciting proposals for Variable Refrigerant Flow (VRF) System Support Services at Joint Base San Antonio, Texas. The procurement aims to secure maintenance and training services for HVAC technicians on various VRF system brands, ensuring compliance with safety protocols and efficient operation of HVAC systems across multiple installations. This contract, set aside for Service-Disabled Veteran-Owned Small Businesses (SDVOSB), will be awarded based on the Lowest Price Technically Acceptable (LPTA) evaluation method, with a performance period from June 1, 2025, to May 31, 2026. Interested contractors must submit their proposals by 10:00 AM on June 2, 2025, and can direct inquiries to Teresa Calavera Sullivan at teresa.sullivan.4@us.af.mil or N. Marie Phillips at norena.phillips@us.af.mil.