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 6, 2026.

Showing 781–840 of 8,936 contractors

1. Air Solutions Air Conditioning And Heating

   El Centro, CA · CSLB #1035537 · as of October 6, 2026
   Active · clear
2. Air Solutions Heating & Air Conditioning

   San Jose, CA · CSLB #1058888 · as of October 6, 2026
   Active · clear
3. Air Solutions Heating & Cooling

   Porterville, CA · CSLB #1099292 · as of October 6, 2026
   Active · clear
4. Air Solutions Heating & Cooling

   Copperopolis, CA · CSLB #858170 · as of October 6, 2026
   Active · clear
5. Air Solutions LLC

   Livermore, CA · CSLB #1161492 · as of October 6, 2026
   Active · clear
6. Air Source Systems

   Burbank, CA · CSLB #961846 · as of October 6, 2026
   Active · clear
7. Air Specialist INC

   Galt, CA · CSLB #1049336 · as of October 6, 2026
   Active · clear
8. Airstars Corp

   Hayward, CA · CSLB #1118050 · as of October 6, 2026
   Active · clear
9. Jonathan T Menkin DBA Airstream Air Conditioning And Heating

   Laguna Beach, CA · CSLB #532961 · as of October 6, 2026
   Active · clear
10. Air Stream Heating & Cooling INC

    El Cajon, CA · CSLB #775625 · as of October 6, 2026
    Active · clear
11. Air Stream HVAC Service

    Belmont, CA · CSLB #710338 · as of October 6, 2026
    Active · clear
12. Air Supplier Service

    Milpitas, CA · CSLB #938608 · as of October 6, 2026
    Active · clear
13. Air Supply Heating And Air Conditioning

    Lancaster, CA · CSLB #1095021 · as of October 6, 2026
    Active · clear
14. Air Support HVAC INC

    Glendale, CA · CSLB #1132948 · as of October 6, 2026
    Active · clear
15. Air Supreme Heating And Air Conditioning

    Sun Valley, CA · CSLB #898866 · as of October 6, 2026
    Active · clear
16. Air Synergy INC

    Pittsburg, CA · CSLB #1054064 · as of October 6, 2026
    Active · clear
17. Air Systems

    Ceres, CA · CSLB #769339 · as of October 6, 2026
    Active · clear
18. Air Systems Control Company INC

    Burbank, CA · CSLB #927260 · as of October 6, 2026
    Active · clear
19. Air Systems Innovations INC

    Santa Rosa, CA · CSLB #1139991 · as of October 6, 2026
    Active · clear
20. Air Systems Mechanical INC

    La Mesa, CA · CSLB #837523 · as of October 6, 2026
    Active · clear
21. Air System Solutions INC

    Ventura, CA · CSLB #937903 · as of October 6, 2026
    Active · clear
22. Air Tactics

    Merced, CA · CSLB #1069850 · as of October 6, 2026
    Active · clear
23. Air Tech 24 Heating And Air Conditioning INC

    Redondo Beach, CA · CSLB #1048416 · as of October 6, 2026
    Active · clear
24. Air-tech Air Conditioning & Heating INC

    Pasadena, CA · CSLB #541161 · as of October 6, 2026
    Active · clear
25. Airtech Brothers

    Jurupa Valley, CA · CSLB #931565 · as of October 6, 2026
    Active · clear
26. Airtec Heating And Cooling

    Riverside, CA · CSLB #1123778 · as of October 6, 2026
    Active · clear
27. Air Tech Heating & Air Conditioning

    Vacaville, CA · CSLB #742544 · as of October 6, 2026
    Active · clear
28. Air Tech Heating And Air Conditioning INC

    Sunland, CA · CSLB #897430 · as of October 6, 2026
    Active · clear
29. Air Tech HVAC

    Los Angeles, CA · CSLB #1092815 · as of October 6, 2026
    Active · clear
30. Air Tech Mechanical

    San Diego, CA · CSLB #1115232 · as of October 6, 2026
    Active · clear
31. Air Technical Services INC

    Los Alamitos, CA · CSLB #470723 · as of October 6, 2026
    Active · clear
32. Air Tech Repairs INC

    Panorama City, CA · CSLB #1079232 · as of October 6, 2026
    Active · clear
33. Airtech Service

    Fresno, CA · CSLB #580280 · as of October 6, 2026
    Active · clear
34. Air Techs Heating & Cooling INC

    Hemet, CA · CSLB #917939 · as of October 6, 2026
    Active · clear
35. Air Techs Mechanical INC

    Patterson, CA · CSLB #1086412 · as of October 6, 2026
    Active · clear
36. Airtega INC

    Irwindale, CA · CSLB #1071028 · as of October 6, 2026
    Active · clear
37. Airtegrity INC

    Coachella, CA · CSLB #1019912 · as of October 6, 2026
    Active · clear
38. Airtek H V A C

    Simi Valley, CA · CSLB #1006052 · as of October 6, 2026
    Active · clear
39. Airtek Mechanical INC

    Palmdale, CA · CSLB #973420 · as of October 6, 2026
    Active · clear
40. Airtek Pros Air Conditioning & Heating INC

    Los Angeles, CA · CSLB #1109877 · as of October 6, 2026
    Active · clear
41. Airteks.com INC

    Livermore, CA · CSLB #930172 · as of October 6, 2026
    Active · clear
42. Airteks Mechanical Services

    Stockton, CA · CSLB #747968 · as of October 6, 2026
    Active · clear
43. Air Temperature Control

    Walnut, CA · CSLB #449261 · as of October 6, 2026
    Active · clear
44. Air Temperature Control HVAC INC

    Vista, CA · CSLB #1154982 · as of October 6, 2026
    Active · clear
45. Air Temperature INC

    El Monte, CA · CSLB #676565 · as of October 6, 2026
    Active · clear
46. Air Temperature Solution

    Rancho Santa Margarita, CA · CSLB #1080480 · as of October 6, 2026
    Active · clear
47. Air Temperature Solutions INC

    Simi Valley, CA · CSLB #988057 · as of October 6, 2026
    Active · open complaint
48. Airtemp HVAC

    Sacramento, CA · CSLB #762577 · as of October 6, 2026
    Active · clear
49. Air Temp Mechanical INC

    Galt, CA · CSLB #981517 · as of October 6, 2026
    Active · clear
50. Air Temp Solutions

    North Highlands, CA · CSLB #1049654 · as of October 6, 2026
    Active · clear
51. Air Test & Balance INC

    Santa Barbara, CA · CSLB #545311 · as of October 6, 2026
    Active · clear
52. Air There

    Rancho Cucamonga, CA · CSLB #942851 · as of October 6, 2026
    Active · clear
53. Airtify Heating And Air Conditioning

    San Jose, CA · CSLB #1055349 · as of October 6, 2026
    Active · clear
54. Airtight Air INC

    Murrieta, CA · CSLB #999180 · as of October 6, 2026
    Active · clear
55. Air Tight Heat Rite LLC

    Compton, CA · CSLB #1068641 · as of October 6, 2026
    Active · clear
56. Airtight SD

    Woodland, CA · CSLB #1150475 · as of October 6, 2026
    Active · clear
57. Air Time Heating & Air

    Oceanside, CA · CSLB #860177 · as of October 6, 2026
    Active · clear
58. Air Time Mechanical INC

    Concord, CA · CSLB #736604 · as of October 6, 2026
    Active · clear
59. Airtime Plumbing Heating And Air

    Oceanside, CA · CSLB #1082832 · as of October 6, 2026
    Active · clear
60. Airtong Heating & Cooling

    Ontario, CA · CSLB #991016 · as of October 6, 2026
    Active · clear

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.