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

The California Contractors State License Board (CSLB) lists 8 Heating & Air Conditioning (C-20) contractors in Walnut Creek, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

8 contractors

1. Air Men Heating And Air Conditioning

   Walnut Creek, CA · CSLB #955367 · as of June 27, 2026
   Active · clear
2. Apex Air

   Walnut Creek, CA · CSLB #1123268 · as of June 27, 2026
   Active · clear
3. Diablo Thermal Systems INC

   Walnut Creek, CA · CSLB #823200 · as of June 27, 2026
   Active · clear
4. Grace Heating And Air INC

   Walnut Creek, CA · CSLB #705148 · as of June 27, 2026
   Active · clear
5. North Star Heating & Cooling

   Walnut Creek, CA · CSLB #1142423 · as of June 27, 2026
   Active · clear
6. NV HVAC & Construction INC

   Walnut Creek, CA · CSLB #1031643 · as of June 27, 2026
   Active · clear
7. Polartech LLC

   Walnut Creek, CA · CSLB #1114751 · as of June 27, 2026
   Active · clear
8. Tower & Scrubber Solutions LLC

   Walnut Creek, CA · CSLB #1156939 · as of June 27, 2026
   Active · clear

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.