NIGP 91036: Heating, Air Conditioning, and Ventilation Maintenance and Repair Services (Including Installation)

NIGP 91036 Heating, Air Conditioning, and Ventilation Maintenance and Repair Services (Including Installation), an Item code, covers system repair, replacement, installation, and preventive maintenance work that state and local governments solicit across buildings ranging from administrative offices and correctional facilities to water treatment plants, airports, and university data centers. Recent solicitations show a mix of standalone replacement projects (single units or facility-wide systems), comprehensive preventive maintenance contracts with emergency response requirements, and as-needed general maintenance pools. The issuing bodies span state departments (transportation, corrections, health and human services, agriculture), counties (Gwinnett, DeKalb, Orange, Clay), cities (St. Petersburg, Atlanta, Salt Lake City), school districts (San Antonio ISD, Northside ISD, Rankin County), universities (Georgia State, Texas A&M, Lane Community College), transit and airport authorities (Broward County Aviation, Eastern Municipal Water District), and specialized state entities (Michigan DTMB, Texas Facilities Commission, Nevada Army National Guard). Repeat activity appears across Texas (HHSC, TxDOT, TDCJ, Texas A&M, Juvenile Justice Department), Georgia (Gwinnett County, Georgia State, City of Atlanta), Michigan (MDOT, DTMB), and California (Caltrans, California Department of Transportation).

The code sees the most recent procurement activity in Texas, Georgia, Michigan, California, and Florida, with additional work posted in Illinois, Oregon, Nevada, Utah, and Missouri. Representative recent opportunities include the Michigan Department of Technology, Management and Budget's solicitation for HVAC system replacement and repairs at the MDOT Coldwater Welcome Center (RFQ due August 12, 2026, with a 10% SDVOB pricing preference and prevailing wage requirements), San Antonio Independent School District's continuous open-ended RFP for general maintenance services including HVAC work district-wide (RFP due August 15, 2026, non-guaranteed funding), the Illinois Department of Corrections' emergency chiller rental award to Triton Testing and Design at $332,400 under the Small Business Set Aside Program (completed July 15, 2026), Northside Independent School District's IFB for maintenance supplies and services (bids due August 6, 2026), and the Florida Department of Agriculture's comprehensive ITB for mechanical systems maintenance and repair at the Bronson Animal Disease Diagnostic Laboratory covering 47 mechanical units with quarterly preventive maintenance and 24/7 emergency response (bids due August 5, 2026). The code also captures temporary equipment rental (County of Orange chiller and HVAC unit rental services, bids due August 10, 2026), filter service contracts (Texas Facilities Commission air filter changing across 96 facilities, RFP due August 17, 2026), facility pools (Lane Community College as-needed services pool, RFP due July 21, 2026), and critical infrastructure maintenance at data centers and airports with high insurance and certification thresholds.