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 7, 2026.

Showing 1,501–1,560 of 8,936 contractors

1. Baker Air

   Rialto, CA · CSLB #953180 · as of October 7, 2026
   Active · clear
2. Baker Air Conditioning

   Oceanside, CA · CSLB #601408 · as of October 7, 2026
   Active · clear
3. Baker Air INC

   Winchester, CA · CSLB #1120875 · as of October 7, 2026
   Active · clear
4. Baker Air Repair

   Newcastle, CA · CSLB #1146941 · as of October 7, 2026
   Active · clear
5. Bakerfield Heating & Cooling

   Bakersfield, CA · CSLB #1053097 · as of October 7, 2026
   Active · clear
6. Baker Heating & Cooling

   Pilot Hill, CA · CSLB #1030155 · as of October 7, 2026
   Active · clear
7. Bakers Heating And Air Conditioning

   Upland, CA · CSLB #868280 · as of October 7, 2026
   Active · clear
8. Baker's Heating And Air Conditioning INC

   Lodi, CA · CSLB #305775 · as of October 7, 2026
   Active · clear
9. Balanced Air

   Torrance, CA · CSLB #752330 · as of October 7, 2026
   Active · clear
10. Balanced Air Conditioning And Heat Service

    Citrus Heights, CA · CSLB #1023235 · as of October 7, 2026
    Active · clear
11. Balanced Air Mechanical

    Bakersfield, CA · CSLB #1128861 · as of October 7, 2026
    Active · clear
12. Balanced Comfort

    Nokomis, CA · CSLB #1130415 · as of October 7, 2026
    Active · clear
13. Balanced Heating & Cooling

    Carlsbad, CA · CSLB #1076270 · as of October 7, 2026
    Active · clear
14. Balance Point Mechanical Hvac-r

    Garden Grove, CA · CSLB #1039122 · as of October 7, 2026
    Active · clear
15. Balboa Air

    Aliso Viejo, CA · CSLB #1143944 · as of October 7, 2026
    Active · clear
16. Baldwin Heating And Cooling INC

    Visalia, CA · CSLB #699789 · as of October 7, 2026
    Active · clear
17. Bales Heating And Air Conditioning

    Bakersfield, CA · CSLB #936223 · as of October 7, 2026
    Active · clear
18. Balesteri Refrigeration INC

    Glendale, CA · CSLB #812922 · as of October 7, 2026
    Active · clear
19. Ballard Services INC DBA Ballard Plumbing Heating And Air

    San Bernardino, CA · CSLB #1073870 · as of October 7, 2026
    Active · clear
20. B And N Heating And Air

    Montclair, CA · CSLB #997546 · as of October 7, 2026
    Active · clear
21. Banner Heating & Air Conditioning CO

    Van Nuys, CA · CSLB #422331 · as of October 7, 2026
    Active · clear
22. Banning Air Conditioning & Heating

    San Jacinto, CA · CSLB #1028040 · as of October 7, 2026
    Active · clear
23. Barberio HVAC

    Pleasant Hill, CA · CSLB #1132364 · as of October 7, 2026
    Active · clear
24. Barillas Air Conditioning & Heating CO.

    Santa Clarita, CA · CSLB #1136509 · as of October 7, 2026
    Active · clear
25. Barnell Heating And A C

    Kelseyville, CA · CSLB #846833 · as of October 7, 2026
    Active · clear
26. Phillip Barnes

    Palm Desert, CA · CSLB #583243 · as of October 7, 2026
    Active · clear
27. Barnett's A/c

    La Quinta, CA · CSLB #936600 · as of October 7, 2026
    Active · clear
28. Barnhart Heating & Air

    Chico, CA · CSLB #783276 · as of October 7, 2026
    Active · clear
29. Baron's Air Conditioning

    Moreno Valley, CA · CSLB #980831 · as of October 7, 2026
    Active · clear
30. Barons Heating & Air

    Upland, CA · CSLB #659986 · as of October 7, 2026
    Active · clear
31. Barraza Heating & Air LLC

    Sacramento, CA · CSLB #1105941 · as of October 7, 2026
    Active · clear
32. William David Barreiro

    Reseda, CA · CSLB #1152590 · as of October 7, 2026
    Active · clear
33. Barrett Air Conditioning Company INC

    Santa Barbara, CA · CSLB #553744 · as of October 7, 2026
    Active · clear
34. Barrett Services

    Sloughhouse, CA · CSLB #939017 · as of October 7, 2026
    Active · clear
35. T D Barrett / Mechanical Services

    Simi Valley, CA · CSLB #1059537 · as of October 7, 2026
    Active · clear
36. Barron's Air Conditioning And Heating

    Bakersfield, CA · CSLB #1124069 · as of October 7, 2026
    Active · clear
37. Barwick Heating & Cooling

    Springville, CA · CSLB #829587 · as of October 7, 2026
    Active · clear
38. Baseline Heating And Air Conditioning INC

    Rialto, CA · CSLB #1107879 · as of October 7, 2026
    Active · clear
39. Basic Air INC

    Costa Mesa, CA · CSLB #909834 · as of October 7, 2026
    Active · clear
40. Basra Heating & Air Conditioning INC

    Tracy, CA · CSLB #1015278 · as of October 7, 2026
    Active · clear
41. Will Battram Heating And Air Conditioning

    Alturas, CA · CSLB #1065083 · as of October 7, 2026
    Active · clear
42. Bauman's Appliance & Air Conditioning

    Fresno, CA · CSLB #529884 · as of October 7, 2026
    Active · clear
43. Bay Air Flow Incorporated

    Pittsburg, CA · CSLB #1084772 · as of October 7, 2026
    Active · clear
44. Bay Air Heating & Cooling

    San Francisco, CA · CSLB #1156059 · as of October 7, 2026
    Active · clear
45. Bay Air Solutions

    Torrance, CA · CSLB #1082121 · as of October 7, 2026
    Active · clear
46. Bay And Shore CO INC

    Coronado, CA · CSLB #753206 · as of October 7, 2026
    Active · clear
47. Bay Area Comfort HVAC INC

    Pittsburg, CA · CSLB #1053211 · as of October 7, 2026
    Active · clear
48. Bay Area Comfort Solutions HVAC INC

    Brentwood, CA · CSLB #1012679 · as of October 7, 2026
    Active · clear
49. Bay Area HVAC INC

    Morgan Hill, CA · CSLB #1021719 · as of October 7, 2026
    Active · clear
50. Bay Area HVAC & Refrigeration

    Pittsburg, CA · CSLB #981538 · as of October 7, 2026
    Active · clear
51. Bay Area HVAC Service

    San Ramon, CA · CSLB #1136642 · as of October 7, 2026
    Active · clear
52. Bay Area Pipe & Equipment INC DBA Bay Area Mechanical

    San Francisco, CA · CSLB #1075566 · as of October 7, 2026
    Active · clear
53. Bay Area Plumbing & Heating

    Redwood City, CA · CSLB #584345 · as of October 7, 2026
    Active · clear
54. Bay Climate Mechanical Group INC

    Hollister, CA · CSLB #980673 · as of October 7, 2026
    Active · clear
55. Bay Cooling Solutions INC

    San Jose, CA · CSLB #1052232 · as of October 7, 2026
    Active · clear
56. Bayer HVAC INC

    Huntington Beach, CA · CSLB #1148238 · as of October 7, 2026
    Active · clear
57. Bayhill Heat & Air INC

    San Mateo, CA · CSLB #917996 · as of October 7, 2026
    Active · clear
58. Bay Quality Comfort

    Benicia, CA · CSLB #1141682 · as of October 7, 2026
    Active · clear
59. Bay Sheet Metal INC

    El Cajon, CA · CSLB #636651 · as of October 7, 2026
    Active · clear
60. Bayside Heating & Air Cond

    Rancho Cucamonga, CA · CSLB #917640 · as of October 7, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.