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 421–480 of 8,936 contractors

1. Affordable Heating & Air Conditioning

   Santa Rosa, CA · CSLB #636857 · as of October 6, 2026
   Active · clear
2. Affordable Heating & Air INC

   Lodi, CA · CSLB #647672 · as of October 6, 2026
   Active · clear
3. Affordable Heating & Air Service Corp

   Capitola, CA · CSLB #792174 · as of October 6, 2026
   Active · clear
4. Affordable Heating And Air Conditioning

   Twenty Nine Palms, CA · CSLB #997552 · as of October 6, 2026
   Active · clear
5. Affordable Heating And Air Conditioning

   Castro Valley, CA · CSLB #909632 · as of October 6, 2026
   Active · clear
6. Affordable Heating And Air Conditioning LLC

   Murrieta, CA · CSLB #1119174 · as of October 6, 2026
   Active · clear
7. Affordable Heating & Cooling

   Oakdale, CA · CSLB #1111348 · as of October 6, 2026
   Active · clear
8. Affordable HVAC INC

   Stevenson Ranch, CA · CSLB #940955 · as of October 6, 2026
   Active · clear
9. Affordable Plumbing Heating & Air INC

   Sacramento, CA · CSLB #1090973 · as of October 6, 2026
   Active · clear
10. Affordable Service Appliance INC

    San Diego, CA · CSLB #893403 · as of October 6, 2026
    Active · clear
11. Afm HVAC

    Rancho Cucamonga, CA · CSLB #811183 · as of October 6, 2026
    Active · clear
12. Afterair INC

    Upland, CA · CSLB #1129087 · as of October 6, 2026
    Active · clear
13. Afterhours Heating & Air Conditioning

    Alpine, CA · CSLB #1122897 · as of October 6, 2026
    Active · clear
14. After Hours Refrigeration INC

    Crestline, CA · CSLB #802736 · as of October 6, 2026
    Active · clear
15. Ag Air Conditioning & Heating INC

    Sacramento, CA · CSLB #1149020 · as of October 6, 2026
    Active · clear
16. A & G Air Conditioning Services

    Fontana, CA · CSLB #807202 · as of October 6, 2026
    Active · clear
17. Agair Enterprises INC

    San Diego, CA · CSLB #1092828 · as of October 6, 2026
    Active · clear
18. Agape Air Condition & Heating INC

    Duarte, CA · CSLB #1004863 · as of October 6, 2026
    Active · clear
19. Agape Air Heating And Air Conditioning INC

    Bakersfield, CA · CSLB #902832 · as of October 6, 2026
    Active · clear
20. Ag Coastal Heating And Air LLC

    Oceanside, CA · CSLB #1160176 · as of October 6, 2026
    Active · clear
21. Ag Cooling & Heating Corp

    Pacoima, CA · CSLB #1154549 · as of October 6, 2026
    Active · clear
22. A-genius HVAC INC

    Rialto, CA · CSLB #1158210 · as of October 6, 2026
    Active · clear
23. A G Heating & Air

    Ontario, CA · CSLB #1132532 · as of October 6, 2026
    Active · clear
24. A & G Heating & Air Conditioning

    Clovis, CA · CSLB #994724 · as of October 6, 2026
    Active · clear
25. A G Heating & Air Conditioning

    Discovery Bay, CA · CSLB #871499 · as of October 6, 2026
    Active · clear
26. A & G Heating And Air Conditioning_systems

    Hemet, CA · CSLB #984906 · as of October 6, 2026
    Active · clear
27. Ag Heating And Cooling INC

    Campbell, CA · CSLB #1053125 · as of October 6, 2026
    Active · clear
28. Agile Heating And Cooling

    San Jose, CA · CSLB #1071552 · as of October 6, 2026
    Active · clear
29. Agility Air Heating And Air Conditioning

    Rialto, CA · CSLB #1069191 · as of October 6, 2026
    Active · clear
30. Ag Mechanical

    San Jose, CA · CSLB #1073564 · as of October 6, 2026
    Active · clear
31. A G R Mechanical

    San Diego, CA · CSLB #978327 · as of October 6, 2026
    Active · clear
32. Agsn Heating And Cooling

    Cabazon, CA · CSLB #1158426 · as of October 6, 2026
    Active · clear
33. A G S Services INC

    Rancho Santa Margarita, CA · CSLB #709685 · as of October 6, 2026
    Active · clear
34. Jose Aguayo

    Fresno, CA · CSLB #929703 · as of October 6, 2026
    Active · clear
35. Victor Aguilar Heating And Air Conditioning

    Anaheim, CA · CSLB #1055057 · as of October 6, 2026
    Active · clear
36. A + Heating And Air Conditioning

    Stockton, CA · CSLB #976573 · as of October 6, 2026
    Active · clear
37. A & H Heating & Air Conditioning Service INC

    San Jose, CA · CSLB #304472 · as of October 6, 2026
    Active · clear
38. Ahoy Air - Conditioning Heating & Plumbing

    Indio, CA · CSLB #986711 · as of October 6, 2026
    Active · clear
39. A & H Refrigeration INC

    Garden Grove, CA · CSLB #956992 · as of October 6, 2026
    Active · clear
40. Ahwahnee Heating & Air Conditioning INC

    Ahwahnee, CA · CSLB #681518 · as of October 6, 2026
    Active · clear
41. A & I Air Conditioning Services

    Sunland, CA · CSLB #1032052 · as of October 6, 2026
    Active · open complaint
42. Aim Mechanical

    Chula Vista, CA · CSLB #1074324 · as of October 6, 2026
    Active · clear
43. Air 1 Air Conditioning And Heating INC

    Sherman Oaks, CA · CSLB #891550 · as of October 6, 2026
    Active · clear
44. Air9

    Carmichael, CA · CSLB #1042708 · as of October 6, 2026
    Active · clear
45. Air A C - Construction

    San Jose, CA · CSLB #1037785 · as of October 6, 2026
    Active · clear
46. Air Agent

    Granada Hills, CA · CSLB #1087396 · as of October 6, 2026
    Active · clear
47. Vaughn Joy INC DBA Air Apparent

    Fresno, CA · CSLB #866101 · as of October 6, 2026
    Active · clear
48. Air - Art Heating And Air Conditioning

    Chico, CA · CSLB #1001335 · as of October 6, 2026
    Active · clear
49. Air Assistance

    Mission Viejo, CA · CSLB #1053531 · as of October 6, 2026
    Active · clear
50. Airation Heating And Air

    El Cajon, CA · CSLB #1156441 · as of October 6, 2026
    Active · clear
51. Air Attack Heating And Cooling LLC

    Sacramento, CA · CSLB #1117467 · as of October 6, 2026
    Active · clear
52. Air Bee HVAC

    Ontario, CA · CSLB #1158451 · as of October 6, 2026
    Active · clear
53. Air Benders HVAC LLC

    Escondido, CA · CSLB #1139434 · as of October 6, 2026
    Active · clear
54. Air Bending Heating And Air

    Simi Valley, CA · CSLB #1160905 · as of October 6, 2026
    Active · clear
55. Air Blue HVAC

    Santa Ana, CA · CSLB #1084688 · as of October 6, 2026
    Active · clear
56. Air Boss Mechanical INC

    Upland, CA · CSLB #827830 · as of October 6, 2026
    Active · clear
57. Air - Bree Heating And Air Conditioning INC

    La Puente, CA · CSLB #544484 · as of October 6, 2026
    Active · clear
58. Air Breeze INC

    Reseda, CA · CSLB #983866 · as of October 6, 2026
    Active · clear
59. Air Bros Mechanical LLC

    Stockton, CA · CSLB #1123895 · as of October 6, 2026
    Active · clear
60. Air Brothers Mechanical INC

    Discovery Bay, CA · CSLB #1034383 · 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.