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 30, 2026.

Showing 3,841–3,900 of 8,999 contractors

1. Golden Valley Heating And Air

   Bakersfield, CA · CSLB #1019323 · as of June 30, 2026
   Active · clear
2. Golden West Mechanical

   Temecula, CA · CSLB #559403 · as of June 30, 2026
   Active · clear
3. Gold River Mechanical INC

   Loomis, CA · CSLB #612405 · as of June 30, 2026
   Active · clear
4. Goldsmith Mechanical INC

   Paso Robles, CA · CSLB #786338 · as of June 30, 2026
   Active · clear
5. Goldsmith's Air

   Bakersfield, CA · CSLB #886953 · as of June 30, 2026
   Active · clear
6. Gold Standard Heating & Air INC

   Sacramento, CA · CSLB #1089456 · as of June 30, 2026
   Active · clear
7. Gold Standard Heating And Cooling

   Riverside, CA · CSLB #1084565 · as of June 30, 2026
   Active · clear
8. Gold Valley Heating & Air Conditioning

   Placerville, CA · CSLB #460678 · as of June 30, 2026
   Active · clear
9. Go Mechanical

   Fairfield, CA · CSLB #1142449 · as of June 30, 2026
   Active · clear
10. Gomez Air Conditioning LLC

    Rancho Cucamonga, CA · CSLB #1021629 · as of June 30, 2026
    Active · clear
11. Eleodoro Gomez Arenas

    Fresno, CA · CSLB #1024188 · as of June 30, 2026
    Active · clear
12. Gomez Heating Ventilation & Air Conditioning

    Los Angeles, CA · CSLB #1142844 · as of June 30, 2026
    Active · clear
13. Gomez Mechanical

    Camarillo, CA · CSLB #1134097 · as of June 30, 2026
    Active · clear
14. Oscar Gomez Heating & Air

    Chula Vista, CA · CSLB #1037933 · as of June 30, 2026
    Active · clear
15. Viktor Goncharov

    Santa Clarita, CA · CSLB #1038040 · as of June 30, 2026
    Active · clear
16. Gonzalez Air Conditioning And Heating

    South Gate, CA · CSLB #508986 · as of June 30, 2026
    Active · clear
17. Gonzalez Cooling INC

    City Of Industry, CA · CSLB #1085858 · as of June 30, 2026
    Active · clear
18. Gonzalez Heating & Ac

    Antioch, CA · CSLB #1094775 · as of June 30, 2026
    Active · clear
19. Gonzalez Heating & Air INC

    San Jose, CA · CSLB #1095786 · as of June 30, 2026
    Active · clear
20. Gonzalez HVAC INC

    Palmdale, CA · CSLB #1111466 · as of June 30, 2026
    Active · clear
21. Good Air Ac & Heat

    Riverside, CA · CSLB #1086190 · as of June 30, 2026
    Active · clear
22. Goodare

    Fontana, CA · CSLB #877901 · as of June 30, 2026
    Active · clear
23. Good Faith Heating And Cooling LLC

    Menifee, CA · CSLB #1153246 · as of June 30, 2026
    Active · clear
24. Goodfor LLC DBA The Goodfor Company Plumbing & Water Filtration

    Carlsbad, CA · CSLB #1102129 · as of June 30, 2026
    Active · clear
25. Good Guy Heat & Air

    Corcoran, CA · CSLB #1117815 · as of June 30, 2026
    Active · clear
26. Good Guys Heating & Cooling

    Shingle Springs, CA · CSLB #1057618 · as of June 30, 2026
    Active · clear
27. Good Guys Plumbing Heating & Air INC

    Winchester, CA · CSLB #1155580 · as of June 30, 2026
    Active · clear
28. Good Hope Air Conditioning Heating

    Hemet, CA · CSLB #1127578 · as of June 30, 2026
    Active · clear
29. Barry Ben Yacov DBA Goodman Air Conditioning And Heating

    Beverly Hills, CA · CSLB #832605 · as of June 30, 2026
    Active · clear
30. Good Quality Heating And Air Conditioning

    San Bernardino, CA · CSLB #1013224 · as of June 30, 2026
    Active · clear
31. Good Times Heating And Air

    San Diego, CA · CSLB #1042624 · as of June 30, 2026
    Active · clear
32. G O Plumbing & Mechanical CO

    Santa Maria, CA · CSLB #946156 · as of June 30, 2026
    Active · clear
33. Gordon's Air Conditioning And Heating

    Buena Park, CA · CSLB #840574 · as of June 30, 2026
    Active · clear
34. Gorgis Air Conditioning And Heating INC

    El Cajon, CA · CSLB #1152761 · as of June 30, 2026
    Active · clear
35. Gorton Air Systems

    Orange, CA · CSLB #1054799 · as of June 30, 2026
    Active · clear
36. Gorton's Heating & Air Conditioning

    Beaumont, CA · CSLB #1132215 · as of June 30, 2026
    Active · clear
37. Gosal Heating And Air Conditioning

    Union City, CA · CSLB #992494 · as of June 30, 2026
    Active · clear
38. Ron Gosch Air Conditioning INC

    Manhattan Beach, CA · CSLB #649024 · as of June 30, 2026
    Active · clear
39. Gotcha Covered Heating And Air INC

    Coachella, CA · CSLB #1095060 · as of June 30, 2026
    Active · clear
40. Gotech Air Conditioning & Heating

    Laguna Niguel, CA · CSLB #1120123 · as of June 30, 2026
    Active · clear
41. Goucher Mechanical

    Atwater, CA · CSLB #1104037 · as of June 30, 2026
    Active · clear
42. G P A Mechanical Services INC

    Hayward, CA · CSLB #926525 · as of June 30, 2026
    Active · clear
43. G P Heating & Cooling

    Yorba Linda, CA · CSLB #648720 · as of June 30, 2026
    Active · clear
44. GP Mechanical INC

    El Dorado, CA · CSLB #802244 · as of June 30, 2026
    Active · clear
45. G P Mechanical Services

    North Hills, CA · CSLB #1036903 · as of June 30, 2026
    Active · clear
46. Grace Heating And Air INC

    Walnut Creek, CA · CSLB #705148 · as of June 30, 2026
    Active · clear
47. Juan Graciliano

    Shafter, CA · CSLB #959013 · as of June 30, 2026
    Active · clear
48. Graemar Heating & Air Conditioning

    Canyon Country, CA · CSLB #588148 · as of June 30, 2026
    Active · clear
49. Graham Ricker Air Conditioning INC

    Palm Springs, CA · CSLB #750141 · as of June 30, 2026
    Active · clear
50. G & R Air Conditioning & Heating Corp

    Santa Clarita, CA · CSLB #1024492 · as of June 30, 2026
    Active · clear
51. Grand Heating And Air Conditioning

    Los Angeles, CA · CSLB #329489 · as of June 30, 2026
    Active · clear
52. Grand HVAC INC

    Santa Clarita, CA · CSLB #1114563 · as of June 30, 2026
    Active · clear
53. David Granillo

    Duarte, CA · CSLB #841662 · as of June 30, 2026
    Active · clear
54. Granite Bay Heating & Air LLC

    Granite Bay, CA · CSLB #1119727 · as of June 30, 2026
    Active · clear
55. Grant Air Conditioning & Heating

    Orange, CA · CSLB #1013739 · as of June 30, 2026
    Active · clear
56. Grant's Air Conditioning And Heating INC

    Visalia, CA · CSLB #622839 · as of June 30, 2026
    Active · clear
57. Graphic Air

    Chino, CA · CSLB #824334 · as of June 30, 2026
    Active · clear
58. Grass Roots Heating And Air LLC

    Grass Valley, CA · CSLB #1129586 · as of June 30, 2026
    Active · clear
59. Graul Mechanical INC

    Oceanside, CA · CSLB #1138793 · as of June 30, 2026
    Active · clear
60. M H Graves INC

    Bell Gardens, CA · CSLB #241731 · as of June 30, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 30, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.