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

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

18 contractors

1. Aircal Heating

   Fremont, CA · CSLB #723257 · as of June 27, 2026
   Active · clear
2. Airice HVAC Services

   Fremont, CA · CSLB #954031 · as of June 27, 2026
   Active · clear
3. Alton Air Conditioning & Heating INC

   Fremont, CA · CSLB #511296 · as of June 27, 2026
   Active · clear
4. Ame Mechanical INC

   Fremont, CA · CSLB #973132 · as of June 27, 2026
   Active · clear
5. Giant H V A C INC

   Fremont, CA · CSLB #1044940 · as of June 27, 2026
   Active · clear
6. Heating And Air Experts LLC

   Fremont, CA · CSLB #1111796 · as of June 27, 2026
   Active · clear
7. Impulse Pro

   Fremont, CA · CSLB #1082988 · as of June 27, 2026
   Active · clear
8. J&M Heating & Cooling LLC

   Fremont, CA · CSLB #1127824 · as of June 27, 2026
   Active · clear
9. Hector Lopez

   Fremont, CA · CSLB #929383 · as of June 27, 2026
   Active · clear
10. Miller & Sons L T D

    Fremont, CA · CSLB #1008106 · as of June 27, 2026
    Active · clear
11. Pacific Breeze Mechanical

    Fremont, CA · CSLB #955976 · as of June 27, 2026
    Active · clear
12. Qiang HVAC Service

    Fremont, CA · CSLB #1122339 · as of June 27, 2026
    Active · clear
13. R C'S Mechanical Services

    Fremont, CA · CSLB #724430 · as of June 27, 2026
    Active · clear
14. Service Rescue INC

    Fremont, CA · CSLB #1082095 · as of June 27, 2026
    Active · clear
15. Style Crest INC

    Fremont, CA · CSLB #856181 · as of June 27, 2026
    Active · clear
16. Toto Heating And Cooling

    Fremont, CA · CSLB #1146057 · as of June 27, 2026
    Active · clear
17. A Sanchez Mechanical

    Fremont, CA · CSLB #798316 · as of June 27, 2026
    Suspended · workers' comp
18. The Refrigeration Group

    Fremont, CA · CSLB #1143665 · as of June 27, 2026
    Suspended · workers' comp

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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.