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

The California Contractors State License Board (CSLB) lists 27 Heating & Air Conditioning (C-20) contractors in Winnetka, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

27 contractors

1. Advance Air Solutions

   Winnetka, CA · CSLB #1118146 · as of October 6, 2026
   Active · clear
2. Cali Aire

   Winnetka, CA · CSLB #1011490 · as of October 6, 2026
   Active · clear
3. Calif Heating & Air Conditioning

   Winnetka, CA · CSLB #1126899 · as of October 6, 2026
   Active · clear
4. Cisco Heating & Cooling Systems

   Winnetka, CA · CSLB #983588 · as of October 6, 2026
   Active · clear
5. Cool Summer Air & Heat INC

   Winnetka, CA · CSLB #1066592 · as of October 6, 2026
   Active · clear
6. Ald Project Corporation DBA Greenway Heating & Cooling

   Winnetka, CA · CSLB #1063692 · as of October 6, 2026
   Active · clear
7. Dmitry Grigoryev

   Winnetka, CA · CSLB #1024324 · as of October 6, 2026
   Active · clear
8. Hje Heating & Air Conditioning INC

   Winnetka, CA · CSLB #1129892 · as of October 6, 2026
   Active · clear
9. HVAC Keeper INC

   Winnetka, CA · CSLB #1145549 · as of October 6, 2026
   Active · clear
10. HVAC Mechanical Services

    Winnetka, CA · CSLB #980018 · as of October 6, 2026
    Active · clear
11. HVAC Nation INC

    Winnetka, CA · CSLB #1106248 · as of October 6, 2026
    Active · clear
12. Ice & Lava INC

    Winnetka, CA · CSLB #1137979 · as of October 6, 2026
    Active · clear
13. Jv-r Air INC

    Winnetka, CA · CSLB #1019469 · as of October 6, 2026
    Active · clear
14. L A Heating & A/c

    Winnetka, CA · CSLB #1026357 · as of October 6, 2026
    Active · clear
15. Mckay Air

    Winnetka, CA · CSLB #796840 · as of October 6, 2026
    Active · clear
16. M I B Associates INC

    Winnetka, CA · CSLB #444221 · as of October 6, 2026
    Active · clear
17. MP All Seasons Heating And Cooling INC

    Winnetka, CA · CSLB #1044048 · as of October 6, 2026
    Active · clear
18. N A G Air Conditioning & Heating Systems INC

    Winnetka, CA · CSLB #1025354 · as of October 6, 2026
    Active · open complaint
19. Orbit Air Conditioning

    Winnetka, CA · CSLB #1150689 · as of October 6, 2026
    Active · clear
20. Perfect Air Heating & Air Conditioning INC

    Winnetka, CA · CSLB #910488 · as of October 6, 2026
    Active · clear
21. Polar Temppro Refrigeration

    Winnetka, CA · CSLB #1016201 · as of October 6, 2026
    Active · clear
22. Professional Mechanical Contractors INC

    Winnetka, CA · CSLB #708651 · as of October 6, 2026
    Active · clear
23. Seer Air Conditioning And Heating

    Winnetka, CA · CSLB #1090041 · as of October 6, 2026
    Active · clear
24. Set Point A / C & Heating

    Winnetka, CA · CSLB #947474 · as of October 6, 2026
    Active · clear
25. Supreme Mechanical Corp

    Winnetka, CA · CSLB #1116854 · as of October 6, 2026
    Active · clear
26. GDS Heating And Cooling INC

    Winnetka, CA · CSLB #1104807 · as of October 6, 2026
    Suspended · workers' comp
27. Jay's A / C

    Winnetka, CA · CSLB #978262 · as of October 6, 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 October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.