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

The California Contractors State License Board (CSLB) lists 8,936 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 October 8, 2026.

Showing 3,721–3,780 of 8,936 contractors

1. Gavilan Mechanical INC

   Los Banos, CA · CSLB #902283 · as of October 8, 2026
   Active · clear
2. GB Heating And Air Conditioning INC

   Pacheco, CA · CSLB #985481 · as of October 8, 2026
   Active · clear
3. GB Heating & Cooling INC

   San Francisco, CA · CSLB #995876 · as of October 8, 2026
   Active · clear
4. GC Air Conditioning & Heating

   Indio, CA · CSLB #1113009 · as of October 8, 2026
   Active · clear
5. GC Heating And Cooling INC

   Bellflower, CA · CSLB #794228 · as of October 8, 2026
   Active · clear
6. GDM HVAC

   Glendale, CA · CSLB #1009935 · as of October 8, 2026
   Active · open complaint
7. Gef Heating And Cooling INC

   Chula Vista, CA · CSLB #1150257 · as of October 8, 2026
   Active · clear
8. Ge Heating & Airconditioning

   Temple City, CA · CSLB #1142769 · as of October 8, 2026
   Active · clear
9. Gemco

   Indianapolis, CA · CSLB #1070536 · as of October 8, 2026
   Active · clear
10. G E M Plumbing INC

    Sierra Madre, CA · CSLB #111308 · as of October 8, 2026
    Active · clear
11. Genair Heating & Air Conditioning

    Turlock, CA · CSLB #1074250 · as of October 8, 2026
    Active · clear
12. Gen Air LLC

    Whittier, CA · CSLB #1137891 · as of October 8, 2026
    Active · clear
13. General Air Technology INC

    Modesto, CA · CSLB #1075172 · as of October 8, 2026
    Active · clear
14. General Cooling Mechanical

    San Antonio, CA · CSLB #1047302 · as of October 8, 2026
    Active · clear
15. General Plumbing Solutions

    Santa Ana, CA · CSLB #1018931 · as of October 8, 2026
    Active · clear
16. Generations Heating & Air Conditioning

    El Cajon, CA · CSLB #1048574 · as of October 8, 2026
    Active · clear
17. Genesis Heating & Aire

    Palmdale, CA · CSLB #834709 · as of October 8, 2026
    Active · clear
18. Genesis Heating And Air Conditioning

    Anaheim, CA · CSLB #949231 · as of October 8, 2026
    Active · clear
19. Genesis HVAC INC

    Mission Viejo, CA · CSLB #950505 · as of October 8, 2026
    Active · clear
20. Genie Air Conditioning And Heating INC

    Van Nuys, CA · CSLB #545366 · as of October 8, 2026
    Active · clear
21. Genius HVAC Services INC

    Corona, CA · CSLB #1131420 · as of October 8, 2026
    Active · clear
22. Genlui Heating & Air Conditioning

    Artesia, CA · CSLB #1052588 · as of October 8, 2026
    Active · clear
23. Gentech Comfort Solutions INC

    Oak Hills, CA · CSLB #1148855 · as of October 8, 2026
    Active · clear
24. Gentlemens Mechanical

    Indio, CA · CSLB #1102645 · as of October 8, 2026
    Active · clear
25. Gen-x Heating & Cooling

    San Ysidro, CA · CSLB #1129060 · as of October 8, 2026
    Active · clear
26. Genxpro Heating & Air Conditioning INC

    Antioch, CA · CSLB #1146313 · as of October 8, 2026
    Active · clear
27. George Plumbing Company INC

    Fallbrook, CA · CSLB #622046 · as of October 8, 2026
    Active · clear
28. George's Air Conditioning & Heating

    Mission Hills, CA · CSLB #894804 · as of October 8, 2026
    Active · clear
29. Georges Heat Ac LLC

    Chula Vista, CA · CSLB #889357 · as of October 8, 2026
    Active · clear
30. Gerdes Heating & Air Conditioning LLC

    Lakeside, CA · CSLB #1158838 · as of October 8, 2026
    Active · clear
31. Anthony Germann Heating And Air Conditioning

    West Hills, CA · CSLB #840476 · as of October 8, 2026
    Active · clear
32. Fasih Matti Geryagose

    El Cajon, CA · CSLB #1099949 · as of October 8, 2026
    Active · clear
33. Geske Heating & Air

    Modesto, CA · CSLB #1017790 · as of October 8, 2026
    Active · clear
34. Get Air HVAC Solutions INC

    Vista, CA · CSLB #1150719 · as of October 8, 2026
    Active · clear
35. Get It Repaired Heating And Air INC

    Ontario, CA · CSLB #1155418 · as of October 8, 2026
    Active · clear
36. Brian Albert Geurts

    Pomona, CA · CSLB #885968 · as of October 8, 2026
    Active · clear
37. G & G Air Conditioning INC

    La Canada, CA · CSLB #264775 · as of October 8, 2026
    Active · clear
38. G G Heating & Air INC

    Vallejo, CA · CSLB #1073623 · as of October 8, 2026
    Active · clear
39. G&G Mechanical INC

    Lancaster, CA · CSLB #1011051 · as of October 8, 2026
    Active · clear
40. Gg's Air Conditioning And Heating

    San Ysidro, CA · CSLB #1049865 · as of October 8, 2026
    Active · clear
41. G & H Comfort Solutions LLC

    San Leandro, CA · CSLB #1159177 · as of October 8, 2026
    Active · clear
42. Ghost Mechanical

    Rio Linda, CA · CSLB #1034008 · as of October 8, 2026
    Active · clear
43. Giant H V A C INC

    Fremont, CA · CSLB #1044940 · as of October 8, 2026
    Active · clear
44. Gibbs Heating And Air

    Stevenson Ranch, CA · CSLB #980035 · as of October 8, 2026
    Active · clear
45. Gibson Air Conditioning & Heating INC

    Indio, CA · CSLB #1060215 · as of October 8, 2026
    Active · clear
46. Gibson Plumbing INC

    Norco, CA · CSLB #593968 · as of October 8, 2026
    Active · clear
47. Gico Mechanics INC

    Irvine, CA · CSLB #1017410 · as of October 8, 2026
    Active · clear
48. Giddens Brothers

    Galt, CA · CSLB #899088 · as of October 8, 2026
    Active · clear
49. Gilmore Home Services

    Antelope, CA · CSLB #559305 · as of October 8, 2026
    Active · clear
50. John Muro DBA Gilroy Heating And Air Conditioning

    Gilroy, CA · CSLB #818944 · as of October 8, 2026
    Active · clear
51. Given Heating & Air

    Hemet, CA · CSLB #1036626 · as of October 8, 2026
    Active · clear
52. Giv HVAC Installation & Repair INC

    Reseda, CA · CSLB #1060635 · as of October 8, 2026
    Active · clear
53. GJS Heating And Air Conditioning

    Escondido, CA · CSLB #375765 · as of October 8, 2026
    Active · clear
54. GK Lux Group HVAC INC

    Glendale, CA · CSLB #1072851 · as of October 8, 2026
    Active · clear
55. G/K Plumbing & Heating INC

    San Diego, CA · CSLB #404093 · as of October 8, 2026
    Active · clear
56. Glacial HVAC Pro INC

    Los Angeles, CA · CSLB #1048108 · as of October 8, 2026
    Active · clear
57. Glacier Air

    Van Nuys, CA · CSLB #964943 · as of October 8, 2026
    Active · clear
58. Glacier Refrigeration & Air INC

    Selma, CA · CSLB #672042 · as of October 8, 2026
    Active · clear
59. Gladstone Heating & Air Conditioning LLC

    Lakeside, CA · CSLB #931949 · as of October 8, 2026
    Active · clear
60. Walt Glazener Heating & Air Conditioning

    Agoura, CA · CSLB #474084 · as of October 8, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.