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

The California Contractors State License Board (CSLB) lists 8,930 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 July 4, 2026.

Showing 8,281–8,340 of 8,930 contractors

1. West Coast Heating And Air

   Roseville, CA · CSLB #1073570 · as of July 4, 2026
   Active · clear
2. West Coast HVAC

   Salinas, CA · CSLB #1153725 · as of July 4, 2026
   Active · clear
3. West Coast HVAC Pro

   Fresno, CA · CSLB #1022184 · as of July 4, 2026
   Active · clear
4. West Coast Mechanical

   San Jose, CA · CSLB #1010946 · as of July 4, 2026
   Active · clear
5. West Coast Mechanical LLC

   Martinez, CA · CSLB #1111467 · as of July 4, 2026
   Active · clear
6. Westcold Services

   San Pablo, CA · CSLB #1084309 · as of July 4, 2026
   Active · clear
7. West Country HVAC

   Hesperia, CA · CSLB #954637 · as of July 4, 2026
   Active · clear
8. Westec Aire

   Desert Hot Springs, CA · CSLB #681196 · as of July 4, 2026
   Active · clear
9. Westec Air Systems CO

   Concord, CA · CSLB #825618 · as of July 4, 2026
   Active · clear
10. West End Heating And Air

    Ontario, CA · CSLB #1110549 · as of July 4, 2026
    Active · clear
11. Fusero INC DBA Western Air Cooling & Heating

    Palm Desert, CA · CSLB #1068351 · as of July 4, 2026
    Active · clear
12. Western Air Mechanical

    San Dimas, CA · CSLB #1007340 · as of July 4, 2026
    Active · clear
13. Western Air Solutions INC

    Santa Ana, CA · CSLB #1094278 · as of July 4, 2026
    Active · clear
14. Western Allied Corporation

    Santa Fe Springs, CA · CSLB #198821 · as of July 4, 2026
    Active · clear
15. Western Equipment Service CO

    Lancaster, CA · CSLB #697045 · as of July 4, 2026
    Active · clear
16. Western Indoor Environmental Services

    Montebello, CA · CSLB #1001877 · as of July 4, 2026
    Active · clear
17. Western Mechanical INC

    Acton, CA · CSLB #618138 · as of July 4, 2026
    Active · clear
18. Western Pacific Mechanical Services Incorporated

    Sacramento, CA · CSLB #499059 · as of July 4, 2026
    Active · clear
19. Western Plumbing Heating Air Cond

    Lemoore, CA · CSLB #502919 · as of July 4, 2026
    Active · clear
20. Western Ranch Plumbing

    Alpine, CA · CSLB #1128547 · as of July 4, 2026
    Active · clear
21. Western Refrigeration - Services

    Downey, CA · CSLB #940153 · as of July 4, 2026
    Active · clear
22. Western Winds Group LLC

    Calabasas, CA · CSLB #1148815 · as of July 4, 2026
    Active · clear
23. West Heating & Air

    Apple Valley, CA · CSLB #559399 · as of July 4, 2026
    Active · clear
24. West Heating & Air Conditioning

    Oakhurst, CA · CSLB #932548 · as of July 4, 2026
    Active · clear
25. West Heating & Cooling INC

    Lancaster, CA · CSLB #1020368 · as of July 4, 2026
    Active · clear
26. Westmech INC

    Lakeside, CA · CSLB #1088255 · as of July 4, 2026
    Active · clear
27. West Pac Temperature Controls INC

    Escondido, CA · CSLB #443861 · as of July 4, 2026
    Active · clear
28. West Point Heating And Cooling

    Vista, CA · CSLB #1057702 · as of July 4, 2026
    Active · clear
29. Westside Heat & Air Conditioning

    Lancaster, CA · CSLB #949807 · as of July 4, 2026
    Active · clear
30. Westside Heating & Air Conditioning INC

    Santa Monica, CA · CSLB #557579 · as of July 4, 2026
    Active · clear
31. West Side HVAC INC

    Burbank, CA · CSLB #1145746 · as of July 4, 2026
    Active · clear
32. Westside HVAC Pros INC

    Culver City, CA · CSLB #1063388 · as of July 4, 2026
    Active · clear
33. West-tech Mechanical INC

    Montclair, CA · CSLB #597398 · as of July 4, 2026
    Active · clear
34. West Valley Heating And Air

    Coalinga, CA · CSLB #1154236 · as of July 4, 2026
    Active · clear
35. Westview Heating And Cooling INC

    San Jose, CA · CSLB #1030248 · as of July 4, 2026
    Active · clear
36. West Wing Mechanical

    Azusa, CA · CSLB #918004 · as of July 4, 2026
    Active · clear
37. Wetzel's Heating And Air Conditioning LLC

    Newbury Park, CA · CSLB #1151818 · as of July 4, 2026
    Active · clear
38. Whiskeytown Heating & Air INC

    Anderson, CA · CSLB #1126456 · as of July 4, 2026
    Active · clear
39. White A/c

    Palmdale, CA · CSLB #1051418 · as of July 4, 2026
    Active · clear
40. White Brothers HVAC LLC

    Smartsville, CA · CSLB #1065730 · as of July 4, 2026
    Active · clear
41. Whitegate Air Conditioning & Heating

    Riverside, CA · CSLB #526844 · as of July 4, 2026
    Active · clear
42. White Mechanical INC

    Foothill Ranch, CA · CSLB #822474 · as of July 4, 2026
    Active · clear
43. Paul White HVAC Service

    Anaheim, CA · CSLB #983642 · as of July 4, 2026
    Active · clear
44. PW White HVAC

    Arroyo Grande, CA · CSLB #1077728 · as of July 4, 2026
    Active · clear
45. White's High Desert Refrigeration LLC

    Apple Valley, CA · CSLB #1111325 · as of July 4, 2026
    Active · clear
46. White's HVAC Services INC

    Nipomo, CA · CSLB #725046 · as of July 4, 2026
    Active · clear
47. Rohleder Managment Consulting INC DBA Whole House Fans Orange

    Rancho Santa Margarita, CA · CSLB #1036499 · as of July 4, 2026
    Active · clear
48. W H Plumbing Heating & Air Conditioning

    Paramount, CA · CSLB #661353 · as of July 4, 2026
    Active · clear
49. Wiegmann & Associates INC

    St Charles, CA · CSLB #731514 · as of July 4, 2026
    Active · clear
50. Wighton's Electric Plumbing Heating & Air Conditioning

    Alameda, CA · CSLB #1083949 · as of July 4, 2026
    Active · clear
51. Wilden Heating And Air

    Mt Shasta, CA · CSLB #909855 · as of July 4, 2026
    Active · clear
52. Wildflower Climate LLC

    Bakersfield, CA · CSLB #1147883 · as of July 4, 2026
    Active · clear
53. Don Wilkes JR

    Gardena, CA · CSLB #1101248 · as of July 4, 2026
    Active · clear
54. Wilkey Industries INC

    Turlock, CA · CSLB #765082 · as of July 4, 2026
    Active · clear
55. Wilkinson Heating & Air INC

    Huntington Beach, CA · CSLB #1046332 · as of July 4, 2026
    Active · clear
56. Tommy Willey Heating & Air

    Crows Landing, CA · CSLB #1127049 · as of July 4, 2026
    Active · clear
57. William Heating And Air Conditioning

    Los Angeles, CA · CSLB #1097073 · as of July 4, 2026
    Active · clear
58. Williams A/c Service

    Rancho Cucamonga, CA · CSLB #1065744 · as of July 4, 2026
    Active · clear
59. Williams Heat & Air

    Modesto, CA · CSLB #904860 · as of July 4, 2026
    Active · clear
60. William's Heating

    San Francisco, CA · CSLB #766335 · as of July 4, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 4, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.