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

The California Contractors State License Board (CSLB) lists 18 Heating & Air Conditioning (C-20) contractors in Walnut, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

18 contractors

1. Ac Hero

   Walnut, CA · CSLB #1099761 · as of June 27, 2026
   Active · clear
2. Air Caresaver Corp

   Walnut, CA · CSLB #1054832 · as of June 27, 2026
   Active · clear
3. Air Temperature Control

   Walnut, CA · CSLB #449261 · as of June 27, 2026
   Active · clear
4. Allstar Heating & Air Conditioning INC

   Walnut, CA · CSLB #969939 · as of June 27, 2026
   Active · clear
5. David's Repair Center

   Walnut, CA · CSLB #750042 · as of June 27, 2026
   Active · clear
6. DL HVAC

   Walnut, CA · CSLB #1120809 · as of June 27, 2026
   Active · clear
7. HY HVAC Service

   Walnut, CA · CSLB #1145147 · as of June 27, 2026
   Active · clear
8. I Go Heating & Air Conditioning

   Walnut, CA · CSLB #998354 · as of June 27, 2026
   Active · clear
9. I Go Heating & Air Conditioning INC

   Walnut, CA · CSLB #1049231 · as of June 27, 2026
   Active · clear
10. J C Air Conditioning INC

    Walnut, CA · CSLB #1009208 · as of June 27, 2026
    Active · clear
11. Pomona Valley Plumbing Heating Air Conditioning CO INC

    Walnut, CA · CSLB #1019549 · as of June 27, 2026
    Active · clear
12. Quinto Heating And Air

    Walnut, CA · CSLB #1082953 · as of June 27, 2026
    Active · clear
13. Steve's Heating & Air Conditioning

    Walnut, CA · CSLB #1029672 · as of June 27, 2026
    Active · clear
14. S T W HVAC

    Walnut, CA · CSLB #968650 · as of June 27, 2026
    Active · clear
15. Weatherite Corporation

    Walnut, CA · CSLB #451778 · as of June 27, 2026
    Active · clear
16. HVAC Repair & Services

    Walnut, CA · CSLB #763953 · as of June 27, 2026
    Suspended · workers' comp
17. Jay's Services

    Walnut, CA · CSLB #732053 · as of June 27, 2026
    Suspended · workers' comp
18. JD Air

    Walnut, CA · CSLB #1091749 · as of June 27, 2026
    Suspended · workers' comp

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

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.