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 4,441–4,500 of 8,936 contractors

1. Indoor Air Control

   Sacramento, CA · CSLB #1057277 · as of October 8, 2026
   Active · clear
2. Indoor Air Design INC

   San Jose, CA · CSLB #472788 · as of October 8, 2026
   Active · clear
3. Indoor Air Professionals INC

   Lancaster, CA · CSLB #889605 · as of October 8, 2026
   Active · clear
4. Indoor Air Technologies

   Fairfield, CA · CSLB #1060955 · as of October 8, 2026
   Active · clear
5. Indoor Climate Control INC

   Cloverdale, CA · CSLB #1104169 · as of October 8, 2026
   Active · clear
6. Indoor Comfort INC

   Lynwood, CA · CSLB #1079130 · as of October 8, 2026
   Active · clear
7. Indoor Comfort Solutions

   Simi Valley, CA · CSLB #885909 · as of October 8, 2026
   Active · clear
8. Indoor Comfort Store

   San Diego, CA · CSLB #591372 · as of October 8, 2026
   Active · clear
9. Indoor Comfort Systems

   Santee, CA · CSLB #556306 · as of October 8, 2026
   Active · clear
10. Indoor Neutralization Designated Operations HVAC

    Montclair, CA · CSLB #1064451 · as of October 8, 2026
    Active · clear
11. Indoor Quality Services

    Fresno, CA · CSLB #934673 · as of October 8, 2026
    Active · clear
12. Indoor Weather Heating Air & Refrigeration INC

    Blue Jay, CA · CSLB #988435 · as of October 8, 2026
    Active · clear
13. Industrial Electric Refrigeration

    Huntington Beach, CA · CSLB #1068399 · as of October 8, 2026
    Active · clear
14. Ernest Infante

    Whittier, CA · CSLB #959629 · as of October 8, 2026
    Active · clear
15. Infante Pedro I

    Sylmar, CA · CSLB #1089218 · as of October 8, 2026
    Active · clear
16. Infared Radiant Systems

    Tipp City, CA · CSLB #1157280 · as of October 8, 2026
    Active · clear
17. Infinite Air Heating And Cooling

    Anderson, CA · CSLB #1110915 · as of October 8, 2026
    Active · clear
18. Infinite Air Solutions

    Upland, CA · CSLB #1121794 · as of October 8, 2026
    Active · clear
19. Infinite Circulation

    Bellflower, CA · CSLB #1003238 · as of October 8, 2026
    Active · clear
20. Infinite Comfort Air LLC

    Colton, CA · CSLB #1120475 · as of October 8, 2026
    Active · clear
21. Infinite Control Systems INC

    Chino, CA · CSLB #368633 · as of October 8, 2026
    Active · clear
22. Infinite Heating & Air Conditioning

    Bakersfield, CA · CSLB #1138040 · as of October 8, 2026
    Active · clear
23. Infinite Heating & Cooling

    Nipomo, CA · CSLB #1117374 · as of October 8, 2026
    Active · clear
24. Infinity Air Conditioning And Heating INC.

    Arcadia, CA · CSLB #1138958 · as of October 8, 2026
    Active · clear
25. Infinity Air HVAC LLC

    Westminster, CA · CSLB #1071751 · as of October 8, 2026
    Active · clear
26. Infinity Air Services

    Riverside, CA · CSLB #1134070 · as of October 8, 2026
    Active · clear
27. Infinity Comfort Systems Heating And Air Conditioning

    Littlerock, CA · CSLB #1084694 · as of October 8, 2026
    Active · clear
28. Infinity Heating And Air

    Cottonwood, CA · CSLB #1112040 · as of October 8, 2026
    Active · clear
29. Infinity HVAC Services Corp

    Brentwood, CA · CSLB #1123467 · as of October 8, 2026
    Active · clear
30. Infinium Air INC

    Concord, CA · CSLB #995372 · as of October 8, 2026
    Active · clear
31. Iniguez Heating & Aire INC

    Shafter, CA · CSLB #1025414 · as of October 8, 2026
    Active · clear
32. Inland Climate Control

    Riverside, CA · CSLB #1034283 · as of October 8, 2026
    Active · clear
33. Inland Heating & Air Conditioning INC

    Beaumont, CA · CSLB #1146811 · as of October 8, 2026
    Active · clear
34. Inland Mechanical Services INC

    Corona, CA · CSLB #976522 · as of October 8, 2026
    Active · clear
35. Inland Pacific Air Conditioning INC

    Corona, CA · CSLB #869499 · as of October 8, 2026
    Active · clear
36. Inland Plubming Heating And Air

    Moreno Valley, CA · CSLB #1054479 · as of October 8, 2026
    Active · clear
37. Inland Valley Heating And Air

    Yucaipa, CA · CSLB #1000169 · as of October 8, 2026
    Active · clear
38. Inland Valley Mechanical INC

    Murrieta, CA · CSLB #633040 · as of October 8, 2026
    Active · clear
39. Inner Cool Refrigeration

    Paramount, CA · CSLB #890037 · as of October 8, 2026
    Active · clear
40. In N Out Air INC

    Glendale, CA · CSLB #981096 · as of October 8, 2026
    Active · clear
41. Innovation Heating & Air INC

    San Jose, CA · CSLB #1087301 · as of October 8, 2026
    Active · clear
42. Innovative Air Solutions INC

    Rialto, CA · CSLB #944389 · as of October 8, 2026
    Active · clear
43. Innovative Heating & Air Conditioning

    Santee, CA · CSLB #835368 · as of October 8, 2026
    Active · clear
44. Innovative Heating And Air LLC

    Oroville, CA · CSLB #1083180 · as of October 8, 2026
    Active · clear
45. Innovative Mechanical INC

    Belmont, CA · CSLB #468809 · as of October 8, 2026
    Active · clear
46. Innovative Mechanical Solutions INC

    Costa Mesa, CA · CSLB #1151422 · as of October 8, 2026
    Active · clear
47. Inrush Air

    Visalia, CA · CSLB #1144880 · as of October 8, 2026
    Active · clear
48. Instant Air Solutions INC

    Glendale, CA · CSLB #1116331 · as of October 8, 2026
    Active · clear
49. Integrated Air Solutions HVAC

    Lake Elsinore, CA · CSLB #1154939 · as of October 8, 2026
    Active · clear
50. Integrity Air Conditioning And Heating

    Antioch, CA · CSLB #700564 · as of October 8, 2026
    Active · clear
51. Integrity Air Conditioning And Heating INC

    Oakdale, CA · CSLB #982190 · as of October 8, 2026
    Active · clear
52. Integrity Airflow Solutions

    Lake Elsinore, CA · CSLB #1124006 · as of October 8, 2026
    Active · clear
53. Ia Team INC DBA Integrity Air Heating And Cooling Specialist

    Murrieta, CA · CSLB #1039609 · as of October 8, 2026
    Active · clear
54. Integrity Air INC

    Los Angeles, CA · CSLB #1148708 · as of October 8, 2026
    Active · clear
55. Integrity Comfort Systems

    Simi Valley, CA · CSLB #1014584 · as of October 8, 2026
    Active · clear
56. Integrity Heat And Air Conditioning

    Merced, CA · CSLB #1096511 · as of October 8, 2026
    Active · clear
57. Integrity Heating & Air Conditioning

    Yuba City, CA · CSLB #1105763 · as of October 8, 2026
    Active · clear
58. Integrity Heating, Air & Solar

    Anderson, CA · CSLB #750325 · as of October 8, 2026
    Active · clear
59. Integrity Heating And Air

    Palmdale, CA · CSLB #980700 · as of October 8, 2026
    Active · clear
60. Integrity Heating And Air Conditioning

    South Pasadena, CA · CSLB #566470 · 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.