Licensed Heating & Air Conditioning (C-20) contractors in California

The California Contractors State License Board (CSLB) lists 8,999 California contractors classified C-20 (Heating & Air Conditioning (C-20)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of June 29, 2026.

Showing 2,641–2,700 of 8,999 contractors

1. Cool Mechanical Incorporation

   Cameron Park, CA · CSLB #995770 · as of June 29, 2026
   Active · clear
2. Cool N Heat LLC

   Madera, CA · CSLB #1136363 · as of June 29, 2026
   Active · clear
3. Cool N Heat Pros INC

   Glendale, CA · CSLB #1135959 · as of June 29, 2026
   Active · clear
4. Coolpros Heating And Air

   Anaheim, CA · CSLB #1115021 · as of June 29, 2026
   Active · clear
5. Coolridge Roofing & Air

   Bakersfield, CA · CSLB #1142526 · as of June 29, 2026
   Active · clear
6. Coolrite Heating And Air

   Vacaville, CA · CSLB #903137 · as of June 29, 2026
   Active · clear
7. Cool Summer Air & Heat INC

   Winnetka, CA · CSLB #1066592 · as of June 29, 2026
   Active · clear
8. Cool Tech Air Conditioning

   Los Angeles, CA · CSLB #997974 · as of June 29, 2026
   Active · clear
9. Cool - Tech Heating & Air Conditioning

   Modesto, CA · CSLB #1000179 · as of June 29, 2026
   Active · clear
10. Cool Tech HVAC INC

    Santa Barbara, CA · CSLB #1115124 · as of June 29, 2026
    Active · clear
11. Cool Temp Heating & Air Conditioning INC

    Northridge, CA · CSLB #1020954 · as of June 29, 2026
    Active · clear
12. Cool Time Air Conditioning And Heating

    San Dimas, CA · CSLB #592062 · as of June 29, 2026
    Active · clear
13. Coolvibeshvac LLC

    North Highlands, CA · CSLB #1157286 · as of June 29, 2026
    Active · clear
14. Cool West Air Conditioning And Heating

    Ventura, CA · CSLB #745932 · as of June 29, 2026
    Active · clear
15. Cool With Browns HVAC

    San Diego, CA · CSLB #1112905 · as of June 29, 2026
    Active · clear
16. Cooper - Jones HVAC

    La Quinta, CA · CSLB #1061777 · as of June 29, 2026
    Active · clear
17. Cooper's Ac & Heating

    Hemet, CA · CSLB #777798 · as of June 29, 2026
    Active · clear
18. Cooper's Plumbing & Heating

    Bonita, CA · CSLB #685623 · as of June 29, 2026
    Active · clear
19. Copeland Heating And Air Conditioning LLC

    Lynwood, CA · CSLB #1099290 · as of June 29, 2026
    Active · clear
20. Copeland Mechanical INC

    Newark, CA · CSLB #1121136 · as of June 29, 2026
    Active · clear
21. Copper Heating And Air Conditioning INC

    Glendale, CA · CSLB #1118466 · as of June 29, 2026
    Active · clear
22. Coram HVAC Corp

    Anaheim, CA · CSLB #1126171 · as of June 29, 2026
    Active · clear
23. Corbett's Heating & Air Conditioning

    Redding, CA · CSLB #1135921 · as of June 29, 2026
    Active · clear
24. Corbin Air Conditioning CO

    Chino Hills, CA · CSLB #753151 · as of June 29, 2026
    Active · clear
25. Corcoran HVAC Services

    Redding, CA · CSLB #1150486 · as of June 29, 2026
    Active · clear
26. Cordova's H V A C

    Coachella, CA · CSLB #1068042 · as of June 29, 2026
    Active · clear
27. Core Heating & Air Conditioning

    Petaluma, CA · CSLB #1038373 · as of June 29, 2026
    Active · clear
28. Core Mechanical INC

    Pennsauken, CA · CSLB #1000795 · as of June 29, 2026
    Active · clear
29. Core Mechanical Systems INC

    Santa Clarita, CA · CSLB #962430 · as of June 29, 2026
    Active · clear
30. Coretemp Mechanical Systems

    Moorpark, CA · CSLB #1126323 · as of June 29, 2026
    Active · clear
31. Coretemp Services INC

    Oakdale, CA · CSLB #1151042 · as of June 29, 2026
    Active · clear
32. Leland T Cormell JR

    Blythe, CA · CSLB #913349 · as of June 29, 2026
    Active · clear
33. Cornerstone Pure Air Systems

    Quartz Hill, CA · CSLB #827261 · as of June 29, 2026
    Active · clear
34. Cornett Plumbing & Heating INC

    Torrance, CA · CSLB #366365 · as of June 29, 2026
    Active · clear
35. Corona Pacific Heating & Air Conditioning

    Indio, CA · CSLB #972255 · as of June 29, 2026
    Active · clear
36. Corral Coolng And Heating

    Alameda, CA · CSLB #1128499 · as of June 29, 2026
    Active · clear
37. Corrales Air Conditioning

    Coachella, CA · CSLB #1091083 · as of June 29, 2026
    Active · clear
38. Corridor Comfort Heat Ac

    Mecca, CA · CSLB #965831 · as of June 29, 2026
    Active · clear
39. Corsair Heating And Air

    Rancho Cordova, CA · CSLB #1079858 · as of June 29, 2026
    Active · clear
40. Cortez Custom Heating & Air

    Stockton, CA · CSLB #949083 · as of June 29, 2026
    Active · clear
41. Coss Heating & Air Conditioning

    San Bernardino, CA · CSLB #1152185 · as of June 29, 2026
    Active · clear
42. Cost Less Heating And Cooling INC

    Milpitas, CA · CSLB #1043777 · as of June 29, 2026
    Active · clear
43. Cost U Less

    Smartville, CA · CSLB #875436 · as of June 29, 2026
    Active · clear
44. Cota Brothers

    Coachella, CA · CSLB #958403 · as of June 29, 2026
    Active · clear
45. Cottonwood Mechanical Service

    Palm Springs, CA · CSLB #777386 · as of June 29, 2026
    Active · clear
46. Chandler O Coultas

    Tehachapi, CA · CSLB #1105229 · as of June 29, 2026
    Active · clear
47. Councell Heating And Air

    Antioch, CA · CSLB #965139 · as of June 29, 2026
    Active · clear
48. Country Air Conditioning INC

    Applegate, CA · CSLB #687211 · as of June 29, 2026
    Active · clear
49. Country Aire

    North Hills, CA · CSLB #363026 · as of June 29, 2026
    Active · clear
50. Country Air INC

    Reseda, CA · CSLB #672675 · as of June 29, 2026
    Active · clear
51. County Heating And Air Conditioning Incorporated

    Orange, CA · CSLB #396569 · as of June 29, 2026
    Active · clear
52. Countywide Mechanical Systems LLC

    El Cajon, CA · CSLB #1111305 · as of June 29, 2026
    Active · clear
53. County Wide Plumbing Heating Rooter & Air

    Orange, CA · CSLB #661232 · as of June 29, 2026
    Active · clear
54. Courtesy Air

    Highland, CA · CSLB #578923 · as of June 29, 2026
    Active · clear
55. Cousin Vinnie's Heating & Air

    Redding, CA · CSLB #1134193 · as of June 29, 2026
    Active · clear
56. Covac INC

    Alhambra, CA · CSLB #1050753 · as of June 29, 2026
    Active · clear
57. Covello's Pacific Air Care INC

    Riverside, CA · CSLB #929914 · as of June 29, 2026
    Active · clear
58. Covenant Air Solutions

    Covina, CA · CSLB #1112015 · as of June 29, 2026
    Active · clear
59. Covenant Air Systems INC

    Brea, CA · CSLB #657733 · as of June 29, 2026
    Active · clear
60. Ray Cox Heating And Air Conditioning

    Valencia, CA · CSLB #791990 · as of June 29, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 29, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.