The National Cemetery Administration awarded a Purchase Order to Gray Matter Mechanical, Inc., a Service-Disabled Veteran-Owned Small Business, for $19,856.17 on September 30, 2026. Work is performed at Miramar National Cemetery in San Diego, California. The contractor provides HVAC maintenance services under a firm fixed-price structure across a base year plus four 12-month option periods through September 29, 2031. The scope comprises one annual comprehensive maintenance service and four quarterly operational maintenance services per contract year, covering split HVAC systems, variable refrigerant flow units, exhaust fans, and fan coil units serving three cemetery buildings. Services must be scheduled during administrative office hours (Monday–Friday, 8:30 AM to 4:00 PM). The contractor furnishes all supplies, materials, personnel, equipment, tools, and supervision in compliance with 2026 National HVAC Regulations, ASHRAE Standard 180, EPA Section 608, and ACCA standards. Labor is subject to Service Contract Act wage determination 2015-5635 (Revision 30) for San Diego County, California. Corrective repairs and unplanned work outside preventive and operational maintenance scope require separate Government authorization and are excluded from the fixed price.