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

The California Contractors State License Board (CSLB) lists 8,994 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 27, 2026.

Showing 421–480 of 8,994 contractors

1. Affordable Heating And Air Conditioning

   Castro Valley, CA · CSLB #909632 · as of June 27, 2026
   Active · clear
2. Affordable Heating And Air Conditioning

   Twenty Nine Palms, CA · CSLB #997552 · as of June 27, 2026
   Active · clear
3. Affordable Heating And Air Conditioning LLC

   Murrieta, CA · CSLB #1119174 · as of June 27, 2026
   Active · clear
4. Affordable Heating & Cooling

   Oakdale, CA · CSLB #1111348 · as of June 27, 2026
   Active · clear
5. Affordable HVAC INC

   Stevenson Ranch, CA · CSLB #940955 · as of June 27, 2026
   Active · clear
6. Affordable Plumbing Heating & Air INC

   Sacramento, CA · CSLB #1090973 · as of June 27, 2026
   Active · clear
7. South Coast Mechanical Services INC DBA Affordable Plumbing

   Rancho Santa Margarita, CA · CSLB #706222 · as of June 27, 2026
   Active · clear
8. Affordable Service Appliance INC

   San Diego, CA · CSLB #893403 · as of June 27, 2026
   Active · clear
9. Afm HVAC

   Rancho Cucamonga, CA · CSLB #811183 · as of June 27, 2026
   Active · clear
10. Afterair INC

    Upland, CA · CSLB #1129087 · as of June 27, 2026
    Active · clear
11. Afterhours Heating & Air Conditioning

    Alpine, CA · CSLB #1122897 · as of June 27, 2026
    Active · clear
12. After Hours Refrigeration INC

    Crestline, CA · CSLB #802736 · as of June 27, 2026
    Active · clear
13. A & G Air Conditioning And Heating

    Sherman Oaks, CA · CSLB #725542 · as of June 27, 2026
    Active · clear
14. Ag Air Conditioning & Heating INC

    Sacramento, CA · CSLB #1149020 · as of June 27, 2026
    Active · clear
15. A & G Air Conditioning Services

    Fontana, CA · CSLB #807202 · as of June 27, 2026
    Active · clear
16. Agair Enterprises INC

    San Diego, CA · CSLB #1092828 · as of June 27, 2026
    Active · clear
17. Agape Air Condition & Heating INC

    Duarte, CA · CSLB #1004863 · as of June 27, 2026
    Active · clear
18. Agape Air Heating And Air Conditioning INC

    Bakersfield, CA · CSLB #902832 · as of June 27, 2026
    Active · clear
19. Ag Cooling & Heating Corp

    Pacoima, CA · CSLB #1154549 · as of June 27, 2026
    Active · clear
20. A G Heating & Air

    Ontario, CA · CSLB #1132532 · as of June 27, 2026
    Active · clear
21. A & G Heating & Air Conditioning

    Clovis, CA · CSLB #994724 · as of June 27, 2026
    Active · clear
22. A G Heating & Air Conditioning

    Discovery Bay, CA · CSLB #871499 · as of June 27, 2026
    Active · clear
23. A & G Heating And Air Conditioning_systems

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

    Campbell, CA · CSLB #1053125 · as of June 27, 2026
    Active · clear
25. Agile Heating And Cooling

    San Jose, CA · CSLB #1071552 · as of June 27, 2026
    Active · clear
26. Agility Air Heating And Air Conditioning

    Rialto, CA · CSLB #1069191 · as of June 27, 2026
    Active · clear
27. Ag Mechanical

    San Jose, CA · CSLB #1073564 · as of June 27, 2026
    Active · clear
28. A G S Services INC

    Rancho Santa Margarita, CA · CSLB #709685 · as of June 27, 2026
    Active · clear
29. Jose Aguayo

    Fresno, CA · CSLB #929703 · as of June 27, 2026
    Active · clear
30. Aguilar's Heating & Air

    Shafter, CA · CSLB #1004900 · as of June 27, 2026
    Active · clear
31. Valentin Aguilar

    Nuevo, CA · CSLB #1086810 · as of June 27, 2026
    Active · clear
32. Victor Aguilar Heating And Air Conditioning

    Anaheim, CA · CSLB #1055057 · as of June 27, 2026
    Active · clear
33. A + Heating And Air Conditioning

    Stockton, CA · CSLB #976573 · as of June 27, 2026
    Active · clear
34. A & H Heating & Air Conditioning Service INC

    San Jose, CA · CSLB #304472 · as of June 27, 2026
    Active · clear
35. Ahl Heating And Air

    Lake Elsinore, CA · CSLB #999964 · as of June 27, 2026
    Active · clear
36. Ahoy Air - Conditioning Heating & Plumbing

    Indio, CA · CSLB #986711 · as of June 27, 2026
    Active · clear
37. A & H Refrigeration INC

    Garden Grove, CA · CSLB #956992 · as of June 27, 2026
    Active · clear
38. Ahwahnee Heating & Air Conditioning INC

    Ahwahnee, CA · CSLB #681518 · as of June 27, 2026
    Active · clear
39. A & I Air Conditioning Services

    Sunland, CA · CSLB #1032052 · as of June 27, 2026
    Active · clear
40. Aim Mechanical

    Chula Vista, CA · CSLB #1074324 · as of June 27, 2026
    Active · clear
41. Air 1 Air Conditioning And Heating INC

    Sherman Oaks, CA · CSLB #891550 · as of June 27, 2026
    Active · clear
42. Air9

    Carmichael, CA · CSLB #1042708 · as of June 27, 2026
    Active · clear
43. Air A C - Construction

    San Jose, CA · CSLB #1037785 · as of June 27, 2026
    Active · clear
44. Air Agent

    Granada Hills, CA · CSLB #1087396 · as of June 27, 2026
    Active · clear
45. Air And Energy Solutions INC

    Cloverdale, CA · CSLB #1074794 · as of June 27, 2026
    Active · clear
46. Vaughn Joy INC DBA Air Apparent

    Fresno, CA · CSLB #866101 · as of June 27, 2026
    Active · clear
47. Air-approved Heating & Air Conditioning Corporation

    Perris, CA · CSLB #976210 · as of June 27, 2026
    Active · clear
48. Air - Art Heating And Air Conditioning

    Chico, CA · CSLB #1001335 · as of June 27, 2026
    Active · clear
49. Air Assistance

    Mission Viejo, CA · CSLB #1053531 · as of June 27, 2026
    Active · clear
50. Airation Heating And Air

    El Cajon, CA · CSLB #1156441 · as of June 27, 2026
    Active · clear
51. Air Attack Heating And Cooling LLC

    Sacramento, CA · CSLB #1117467 · as of June 27, 2026
    Active · clear
52. Air Benders HVAC LLC

    Escondido, CA · CSLB #1139434 · as of June 27, 2026
    Active · clear
53. Air Blue HVAC

    Santa Ana, CA · CSLB #1084688 · as of June 27, 2026
    Active · clear
54. Air Boss Heating & Air

    Patterson, CA · CSLB #1147901 · as of June 27, 2026
    Active · clear
55. Air Boss Mechanical INC

    Upland, CA · CSLB #827830 · as of June 27, 2026
    Active · clear
56. Air - Bree Heating And Air Conditioning INC

    La Puente, CA · CSLB #544484 · as of June 27, 2026
    Active · clear
57. Air Breeze INC

    Reseda, CA · CSLB #983866 · as of June 27, 2026
    Active · clear
58. Air Bros Mechanical LLC

    Stockton, CA · CSLB #1123895 · as of June 27, 2026
    Active · clear
59. Air BY Kenny Kalbfleish

    Simi Valley, CA · CSLB #1054272 · as of June 27, 2026
    Active · clear
60. Aircal Heating

    Fremont, CA · CSLB #723257 · as of June 27, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.