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

The California Contractors State License Board (CSLB) lists 8,999 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 28, 2026.

Showing 1,861–1,920 of 8,999 contractors

1. Brisas Air Conditioning INC

   Indio, CA · CSLB #1049040 · as of June 28, 2026
   Active · clear
2. Brisk Heating And Air LLC

   Pittsburg, CA · CSLB #1109288 · as of June 28, 2026
   Active · clear
3. B R Mechanical INC

   Sylmar, CA · CSLB #987439 · as of June 28, 2026
   Active · clear
4. BRM Mechanical INC

   Escondido, CA · CSLB #1039028 · as of June 28, 2026
   Active · clear
5. Broadway Air Conditioning Heating And Sheet Metal

   Van Nuys, CA · CSLB #289444 · as of June 28, 2026
   Active · clear
6. Brock Heating & Air INC

   Rosamond, CA · CSLB #1043688 · as of June 28, 2026
   Active · clear
7. Brockman Air & Services

   Palm Desert, CA · CSLB #1102970 · as of June 28, 2026
   Active · clear
8. Brody Pennell Heating & Air Conditioning

   Los Angeles, CA · CSLB #256821 · as of June 28, 2026
   Active · clear
9. Bronco Heating & Air

   Torrance, CA · CSLB #886627 · as of June 28, 2026
   Active · clear
10. Bronco Plumbing Heating And Air

    Roseville, CA · CSLB #900045 · as of June 28, 2026
    Active · clear
11. Bronson Heating And Air LLC

    Spring Valley, CA · CSLB #1132530 · as of June 28, 2026
    Active · clear
12. Brontide Heating And Cooling

    Perris, CA · CSLB #1106536 · as of June 28, 2026
    Active · clear
13. Brooks And Done Mechanical LLC

    Ione, CA · CSLB #1097739 · as of June 28, 2026
    Active · clear
14. Brooksher Industries INC

    Hesperia, CA · CSLB #1014259 · as of June 28, 2026
    Active · clear
15. Brothers HVAC Corp

    City Of Industry, CA · CSLB #1093112 · as of June 28, 2026
    Active · clear
16. Brothers Of Thunder INC

    Norwalk, CA · CSLB #1070326 · as of June 28, 2026
    Active · clear
17. G E Brown Service INC

    Jamul, CA · CSLB #762239 · as of June 28, 2026
    Active · clear
18. Brown Heating & Air Conditioning

    Mound House, CA · CSLB #923330 · as of June 28, 2026
    Active · clear
19. John Brown Heating & Air

    Twin Peaks, CA · CSLB #659960 · as of June 28, 2026
    Active · clear
20. Brown Mechanical

    Meadow Vista, CA · CSLB #897850 · as of June 28, 2026
    Active · clear
21. Brown Mechanical Services

    Lake Forest, CA · CSLB #1097001 · as of June 28, 2026
    Active · clear
22. Brown's Heating & Air

    Santa Rosa, CA · CSLB #1041364 · as of June 28, 2026
    Active · clear
23. Brown's Heating & Air - Conditioning

    Tracy, CA · CSLB #1083521 · as of June 28, 2026
    Active · clear
24. Brown's Heating And Air INC

    Rio Linda, CA · CSLB #909425 · as of June 28, 2026
    Active · clear
25. Brrr Air Conditioning-heating

    Tustin, CA · CSLB #876408 · as of June 28, 2026
    Active · clear
26. Bruce Mechanical INC

    Santa Cruz, CA · CSLB #779291 · as of June 28, 2026
    Active · clear
27. Joe Brunclik INC

    Lomita, CA · CSLB #530022 · as of June 28, 2026
    Active · clear
28. Bryan Heating & Air Conditioning

    Corona, CA · CSLB #850434 · as of June 28, 2026
    Active · clear
29. Bryan Refrigeration And Air Conditioning LLC

    Huntington Beach, CA · CSLB #645686 · as of June 28, 2026
    Active · clear
30. Bryan's Heating & Air Conditioning

    Nevada City, CA · CSLB #893283 · as of June 28, 2026
    Active · clear
31. Bryant Heating & Air Conditioning

    Monrovia, CA · CSLB #948151 · as of June 28, 2026
    Active · clear
32. Brymax Mechanical

    Huntington Beach, CA · CSLB #1030208 · as of June 28, 2026
    Active · clear
33. Joe Bryson HVAC

    Stockton, CA · CSLB #783227 · as of June 28, 2026
    Active · clear
34. B Squared Heating And Air

    Ramona, CA · CSLB #1125510 · as of June 28, 2026
    Active · clear
35. B S R

    Gardnerville, CA · CSLB #621362 · as of June 28, 2026
    Active · clear
36. BTC Air Conditioning & Heating INC

    Pico Rivera, CA · CSLB #624122 · as of June 28, 2026
    Active · clear
37. B T Heating And Air

    Browns Valley, CA · CSLB #1097843 · as of June 28, 2026
    Active · clear
38. BT Mechanical

    Sacramento, CA · CSLB #1076422 · as of June 28, 2026
    Active · clear
39. B T U Heating & Air Conditioning

    Upland, CA · CSLB #522680 · as of June 28, 2026
    Active · clear
40. Buchanan's Service INC

    Nuevo, CA · CSLB #524882 · as of June 28, 2026
    Active · clear
41. Buckland Refrigeration INC

    San Diego, CA · CSLB #1020209 · as of June 28, 2026
    Active · clear
42. Buckley Air Conditioning & Heating

    Clovis, CA · CSLB #848526 · as of June 28, 2026
    Active · clear
43. Buckley Heat & Air, Solar

    Citrus Heights, CA · CSLB #558980 · as of June 28, 2026
    Active · clear
44. Buckley Heating & Air Conditioning INC

    Cotati, CA · CSLB #628812 · as of June 28, 2026
    Active · clear
45. Richard R Buck

    Clovis, CA · CSLB #988846 · as of June 28, 2026
    Active · clear
46. Budget Air Conditioning & Heating

    Grand Terrace, CA · CSLB #966033 · as of June 28, 2026
    Active · clear
47. Budget-air INC

    Bakersfield, CA · CSLB #1078196 · as of June 28, 2026
    Active · clear
48. Budget Refrigeration & Air Conditioning

    Rancho Cordova, CA · CSLB #1117954 · as of June 28, 2026
    Active · clear
49. Buds Heating & Air

    Sonora, CA · CSLB #1050993 · as of June 28, 2026
    Active · clear
50. Bud's Plumbing And Heating LLC

    Rancho Cordova, CA · CSLB #1124020 · as of June 28, 2026
    Active · clear
51. Builder's Tech Heating & Air Conditioning

    Chula Vista, CA · CSLB #881981 · as of June 28, 2026
    Active · clear
52. Building Aire INC

    Huntington Beach, CA · CSLB #987514 · as of June 28, 2026
    Active · clear
53. Building Automation Solutions

    Santa Clara, CA · CSLB #827523 · as of June 28, 2026
    Active · clear
54. Building Automation Systems Incorporated

    Costa Mesa, CA · CSLB #807246 · as of June 28, 2026
    Active · clear
55. Building Automation Technologies INC

    Lake Elsinore, CA · CSLB #765894 · as of June 28, 2026
    Active · clear
56. Building Mechanical & Controls Service INC

    Tracy, CA · CSLB #1008746 · as of June 28, 2026
    Active · clear
57. Built HVAC INC

    Shingle Springs, CA · CSLB #1135009 · as of June 28, 2026
    Active · clear
58. Bullseye Mechanical INC

    Citrus Heights, CA · CSLB #991522 · as of June 28, 2026
    Active · clear
59. Burbank HVAC

    Sun Valley, CA · CSLB #985443 · as of June 28, 2026
    Active · clear
60. Burchett's Heating & Cooling

    Cloverdale, CA · CSLB #902117 · as of June 28, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 28, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.