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

The California Contractors State License Board (CSLB) lists 16 Heating & Air Conditioning (C-20) contractors in Oakley, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

16 contractors

1. Bill's Heating & Cooling

   Oakley, CA · CSLB #1147604 · as of June 27, 2026
   Active · clear
2. California Comfort Air INC

   Oakley, CA · CSLB #936795 · as of June 27, 2026
   Active · clear
3. Delta Breeze Heating & Air

   Oakley, CA · CSLB #857921 · as of June 27, 2026
   Active · clear
4. Delta T HVAC

   Oakley, CA · CSLB #1057378 · as of June 27, 2026
   Active · clear
5. Enervation Heating & Air Conditioning INC

   Oakley, CA · CSLB #1139308 · as of June 27, 2026
   Active · clear
6. Fairview Heating & Air Conditioning

   Oakley, CA · CSLB #533790 · as of June 27, 2026
   Active · clear
7. Fertado Heating & Air

   Oakley, CA · CSLB #792474 · as of June 27, 2026
   Active · clear
8. Garcia Andrew Refrigeration

   Oakley, CA · CSLB #1096474 · as of June 27, 2026
   Active · clear
9. Hac Control

   Oakley, CA · CSLB #1140726 · as of June 27, 2026
   Active · clear
10. J And R Heating And A/c INC.

    Oakley, CA · CSLB #853536 · as of June 27, 2026
    Active · clear
11. Jensen Mechanical INC

    Oakley, CA · CSLB #929842 · as of June 27, 2026
    Active · clear
12. Mendez Air Heating & Air Conditioning

    Oakley, CA · CSLB #778884 · as of June 27, 2026
    Active · clear
13. Oakley Heating And Air LLC

    Oakley, CA · CSLB #1125470 · as of June 27, 2026
    Active · clear
14. S A Heating & Air Conditioning

    Oakley, CA · CSLB #885683 · as of June 27, 2026
    Active · clear
15. Stevenson Mechanical INC

    Oakley, CA · CSLB #783316 · as of June 27, 2026
    Active · clear
16. Sup Air Man Cooling And Heating

    Oakley, CA · CSLB #760021 · 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.