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 4,561–4,620 of 8,936 contractors

1. James Air Conditioning & Heating INC

   Bakersfield, CA · CSLB #779965 · as of October 8, 2026
   Active · clear
2. James Butler Heating And Air

   Winchester, CA · CSLB #1091127 · as of October 8, 2026
   Active · clear
3. Jamison Heating And Air Conditioning

   Felton, CA · CSLB #1031192 · as of October 8, 2026
   Active · clear
4. Jamison Heating & Cooling Services INC

   Fullerton, CA · CSLB #1072598 · as of October 8, 2026
   Active · clear
5. Janal Heating & Air Conditioning

   Redwood City, CA · CSLB #398495 · as of October 8, 2026
   Active · clear
6. J And R Heating And A/c INC.

   Oakley, CA · CSLB #853536 · as of October 8, 2026
   Active · clear
7. Jason Jang

   Ontario, CA · CSLB #1035039 · as of October 8, 2026
   Active · clear
8. Jans Dha INC

   Hesperia, CA · CSLB #1158817 · as of October 8, 2026
   Active · clear
9. J Arredondo Heating And Air Conditioning

   West Hills, CA · CSLB #895709 · as of October 8, 2026
   Active · clear
10. Jason Mechanical INC

    Rancho Cordova, CA · CSLB #998609 · as of October 8, 2026
    Active · clear
11. Javco Air INC

    Panorama City, CA · CSLB #865461 · as of October 8, 2026
    Active · clear
12. Javi-air

    Newhall, CA · CSLB #1069979 · as of October 8, 2026
    Active · clear
13. Jaw Heating & Air INC

    Jackson, CA · CSLB #929547 · as of October 8, 2026
    Active · clear
14. Jax Heating And Air

    Vacaville, CA · CSLB #758208 · as of October 8, 2026
    Active · clear
15. The Jaxson Company INC

    Hollister, CA · CSLB #968534 · as of October 8, 2026
    Active · clear
16. Jay-cee's Santa Clarita HVAC Company

    Granada Hills, CA · CSLB #550508 · as of October 8, 2026
    Active · clear
17. Jaymes Refrigeration Service

    Fortuna, CA · CSLB #1080996 · as of October 8, 2026
    Active · clear
18. Jay's Heating & Air

    Reno, CA · CSLB #1098554 · as of October 8, 2026
    Active · clear
19. Jay's Heating And Cooling

    Moreno Valley, CA · CSLB #1120631 · as of October 8, 2026
    Active · clear
20. Jay's Services

    Walnut, CA · CSLB #732053 · as of October 8, 2026
    Active · clear
21. Jazz Heating & Cooling LLC

    Pleasanton, CA · CSLB #1125222 · as of October 8, 2026
    Active · clear
22. JB3 HVAC

    Menifee, CA · CSLB #993821 · as of October 8, 2026
    Active · clear
23. JB Air

    Stockton, CA · CSLB #1088073 · as of October 8, 2026
    Active · clear
24. Jbbc Heating And Air Conditioning INC

    San Jose, CA · CSLB #1128823 · as of October 8, 2026
    Active · clear
25. Jbe Air Solutions INC

    Riverside, CA · CSLB #1105631 · as of October 8, 2026
    Active · clear
26. J B G Heating And Air Conditioning

    Daly City, CA · CSLB #1048782 · as of October 8, 2026
    Active · clear
27. JB Heating And Air Conditioning Service

    Cypress, CA · CSLB #1053889 · as of October 8, 2026
    Active · clear
28. JB Heating And Air Corp

    Thermal, CA · CSLB #1091566 · as of October 8, 2026
    Active · clear
29. JB Heating And Air LLC

    Lancaster, CA · CSLB #1100831 · as of October 8, 2026
    Active · clear
30. JB HVAC INC

    Watsonville, CA · CSLB #1145761 · as of October 8, 2026
    Active · clear
31. J B K Aire INC

    Morgan Hill, CA · CSLB #893758 · as of October 8, 2026
    Active · clear
32. J B S Air Conditioning And Plumbing CO

    Simi Valley, CA · CSLB #931965 · as of October 8, 2026
    Active · clear
33. J B Sierra Air

    Lindsay, CA · CSLB #868047 · as of October 8, 2026
    Active · clear
34. JBY Air And Heating

    Mountain View, CA · CSLB #1159889 · as of October 8, 2026
    Active · clear
35. JC A/c Aire Services HVAC

    West Covina, CA · CSLB #1131565 · as of October 8, 2026
    Active · clear
36. J C Air Conditioning INC

    Walnut, CA · CSLB #1009208 · as of October 8, 2026
    Active · clear
37. JC Climate Control Technology's INC

    Concord, CA · CSLB #1050705 · as of October 8, 2026
    Active · clear
38. JCC Mechanical

    Murrieta, CA · CSLB #1106518 · as of October 8, 2026
    Active · clear
39. JC Cordova Ac And Heating

    Perris, CA · CSLB #1008384 · as of October 8, 2026
    Active · clear
40. Jcdn Mechanical

    Hesperia, CA · CSLB #1105023 · as of October 8, 2026
    Active · clear
41. J C E HVAC

    Chatsworth, CA · CSLB #946627 · as of October 8, 2026
    Active · clear
42. JC Express Mechanical Services INC

    Desert Hot Springs, CA · CSLB #1013247 · as of October 8, 2026
    Active · clear
43. J C Heating & Air Conditioning INC

    Soquel, CA · CSLB #405290 · as of October 8, 2026
    Active · clear
44. JC Heating & Air Conditioning Systems INC

    Anaheim, CA · CSLB #1051744 · as of October 8, 2026
    Active · clear
45. J C Heating And Air

    Sacramento, CA · CSLB #997470 · as of October 8, 2026
    Active · clear
46. J C Heating And Air Conditioning INC

    Benicia, CA · CSLB #1052818 · as of October 8, 2026
    Active · clear
47. JC Heating And Cooling

    Antelope, CA · CSLB #1109222 · as of October 8, 2026
    Active · clear
48. JC Heating Services

    Baldwin Park, CA · CSLB #955522 · as of October 8, 2026
    Active · clear
49. JC HVAC Service

    San Mateo, CA · CSLB #1052029 · as of October 8, 2026
    Active · clear
50. J & C HVAC Services INC

    La Mirada, CA · CSLB #1068852 · as of October 8, 2026
    Active · clear
51. J C L Heating & Air Conditioning INC

    Fillmore, CA · CSLB #1058823 · as of October 8, 2026
    Active · clear
52. J C Mac Heating & Air INC

    Sacramento, CA · CSLB #640612 · as of October 8, 2026
    Active · clear
53. JC Marquez Plumbing INC

    Long Beach, CA · CSLB #1098119 · as of October 8, 2026
    Active · clear
54. JC Mechanical

    San Diego, CA · CSLB #1073345 · as of October 8, 2026
    Active · clear
55. JC Refrigeration

    Valencia, CA · CSLB #1038876 · as of October 8, 2026
    Active · clear
56. JCR Plumbing INC

    Monrovia, CA · CSLB #1073237 · as of October 8, 2026
    Active · clear
57. JCS Ac Heating INC

    Bloomington, CA · CSLB #1140298 · as of October 8, 2026
    Active · clear
58. Jc's Mechanical INC

    La Verne, CA · CSLB #923646 · as of October 8, 2026
    Active · clear
59. JD Air

    Walnut, CA · CSLB #1091749 · as of October 8, 2026
    Active · clear
60. JD Air Conditioning & Plumbing

    Downey, CA · CSLB #921507 · 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.