Licensed Heating & Air Conditioning (C-20) contractors in San Mateo, CA

The California Contractors State License Board (CSLB) lists 13 Heating & Air Conditioning (C-20) contractors in San Mateo, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

13 contractors

1. Ace Heating & Air Conditioning INC

   San Mateo, CA · CSLB #794984 · as of October 6, 2026
   Active · clear
2. Advanced Solutions Heating And Air Conditioning INC

   San Mateo, CA · CSLB #842594 · as of October 6, 2026
   Active · clear
3. Bayhill Heat & Air INC

   San Mateo, CA · CSLB #917996 · as of October 6, 2026
   Active · clear
4. Comfort Zone Heating & Air Conditioning CO

   San Mateo, CA · CSLB #898653 · as of October 6, 2026
   Active · clear
5. Control Point Air

   San Mateo, CA · CSLB #1068207 · as of October 6, 2026
   Active · clear
6. CP Mechanical

   San Mateo, CA · CSLB #558197 · as of October 6, 2026
   Active · clear
7. Izmirian Roofing & Sheet Metal

   San Mateo, CA · CSLB #277624 · as of October 6, 2026
   Active · clear
8. JC HVAC Service

   San Mateo, CA · CSLB #1052029 · as of October 6, 2026
   Active · clear
9. Mayen HVAC Services

   San Mateo, CA · CSLB #978201 · as of October 6, 2026
   Active · clear
10. Richards HVAC

    San Mateo, CA · CSLB #433455 · as of October 6, 2026
    Active · clear
11. Rush Air Mechanical

    San Mateo, CA · CSLB #1010774 · as of October 6, 2026
    Active · clear
12. Sam's Refrigeration

    San Mateo, CA · CSLB #1121437 · as of October 6, 2026
    Active · clear
13. Cal State HVAC

    San Mateo, CA · CSLB #965710 · as of October 6, 2026
    Suspended

See all Heating & Air Conditioning (C-20) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.