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 8,461–8,520 of 8,930 contractors

1. Barney Zhen A C Services

   Temple City, CA · CSLB #1048029 · as of July 4, 2026
   Active · clear
2. Z & H Mechanical Contractor

   San Francisco, CA · CSLB #901598 · as of July 4, 2026
   Active · clear
3. ZH Mechanical INC

   San Francisco, CA · CSLB #998449 · as of July 4, 2026
   Active · clear
4. Hongjun Zhong

   Las Vegas, CA · CSLB #1116357 · as of July 4, 2026
   Active · clear
5. Xiaoping Zhou

   Arcadia, CA · CSLB #1052388 · as of July 4, 2026
   Active · clear
6. Brian Zimmerman

   Bellflower, CA · CSLB #819232 · as of July 4, 2026
   Active · clear
7. Zim's Integrated Mechanical Services INC

   Bellflower, CA · CSLB #905513 · as of July 4, 2026
   Active · clear
8. Zion Custom Air INC

   Canyon Country, CA · CSLB #940765 · as of July 4, 2026
   Active · clear
9. Zion Heating & Cooling INC

   Moreno Valley, CA · CSLB #1136433 · as of July 4, 2026
   Active · clear
10. Zodiac Heating & Air Conditioning INC

    Van Nuys, CA · CSLB #722952 · as of July 4, 2026
    Active · clear
11. Zone Air Conditioning & Heating Group INC

    Tarzana, CA · CSLB #989541 · as of July 4, 2026
    Active · clear
12. Zoom Air

    Mission Viejo, CA · CSLB #1086704 · as of July 4, 2026
    Active · clear
13. Zro Mechanical INC

    National City, CA · CSLB #1104873 · as of July 4, 2026
    Active · clear
14. Z S Heating And Air INC

    Napa, CA · CSLB #1050971 · as of July 4, 2026
    Active · clear
15. Zuzu Plumbing Heating And Air LLC

    Riverbank, CA · CSLB #1126521 · as of July 4, 2026
    Active · clear
16. ZW HVAC Service

    South El Monte, CA · CSLB #1152168 · as of July 4, 2026
    Active · clear
17. Z Yang Heating & Cooling

    Richmond, CA · CSLB #1145960 · as of July 4, 2026
    Active · clear
18. ZY HVAC Equipment Services

    Diamond Bar, CA · CSLB #1133374 · as of July 4, 2026
    Active · clear
19. Aaron's Appliance Heating & Air INC

    Citrus Heights, CA · CSLB #850075 · as of July 4, 2026
    Suspended · bond
20. A C Cool

    Pasadena, CA · CSLB #913022 · as of July 4, 2026
    Suspended · bond
21. Acp Air Conditioning Professional

    Chula Vista, CA · CSLB #1053254 · as of July 4, 2026
    Suspended · bond
22. Air Pro A/c

    Glendale, CA · CSLB #1002256 · as of July 4, 2026
    Suspended · bond
23. Always On-point Heating & Air Conditioning

    Perris, CA · CSLB #1129680 · as of July 4, 2026
    Suspended · bond
24. Amry Mechanical Services INC

    Irvine, CA · CSLB #1028771 · as of July 4, 2026
    Suspended · bond
25. Angel's Heating And Cooling

    Delano, CA · CSLB #1130132 · as of July 4, 2026
    Suspended · bond
26. Apollo HVAC INC

    Van Nuys, CA · CSLB #952052 · as of July 4, 2026
    Suspended · bond
27. Bay Quality Comfort

    Alamo, CA · CSLB #1141682 · as of July 4, 2026
    Suspended · bond
28. Blue Shark Mechanical

    Corona, CA · CSLB #1121356 · as of July 4, 2026
    Suspended · bond
29. Joshua Spencer Brown

    Bay Point, CA · CSLB #998272 · as of July 4, 2026
    Suspended · bond
30. Bud's Plumbing And Heating LLC

    Rancho Cordova, CA · CSLB #1124020 · as of July 4, 2026
    Suspended · bond
31. Cali Air Conditioning

    Santa Ana, CA · CSLB #953109 · as of July 4, 2026
    Suspended · bond
32. Comfort Air Of Ukiah

    Ukiah, CA · CSLB #1016235 · as of July 4, 2026
    Suspended · bond
33. D C Danco Air Conditioning CO INC

    Carson, CA · CSLB #698149 · as of July 4, 2026
    Suspended · bond
34. Direct Air Conditioning INC

    Fullerton, CA · CSLB #720148 · as of July 4, 2026
    Suspended · bond
35. Dirty Crew Mechanical

    Fair Oaks, CA · CSLB #1127162 · as of July 4, 2026
    Suspended · bond
36. East Bay Heating & Air

    Livermore, CA · CSLB #1015658 · as of July 4, 2026
    Suspended · bond
37. Easy Fresh Air Service

    Merced, CA · CSLB #1106457 · as of July 4, 2026
    Suspended · bond
38. Essential Heating And Air

    Lodi, CA · CSLB #1063125 · as of July 4, 2026
    Suspended · bond
39. Fire-n-ice

    Corona, CA · CSLB #832106 · as of July 4, 2026
    Suspended · bond
40. A H Flores INC

    North Hollywood, CA · CSLB #347804 · as of July 4, 2026
    Suspended · bond
41. Gary's Ac Services

    Diamond Bar, CA · CSLB #921063 · as of July 4, 2026
    Suspended · bond
42. Kyle Gilmore Plumbing HVAC R

    Ontario, CA · CSLB #883106 · as of July 4, 2026
    Suspended · bond
43. Gomez Heating Ventilation & Air Conditioning

    Los Angeles, CA · CSLB #1142844 · as of July 4, 2026
    Suspended · bond
44. The Gus Company

    Granada Hills, CA · CSLB #932525 · as of July 4, 2026
    Suspended · bond
45. Charles Heininger

    Lancaster, CA · CSLB #1028133 · as of July 4, 2026
    Suspended · bond
46. Ibiza Air INC

    Palmdale, CA · CSLB #1095522 · as of July 4, 2026
    Suspended · bond
47. Ike's Appliance And Associates

    Turlock, CA · CSLB #952068 · as of July 4, 2026
    Suspended · bond
48. Impeccable Heating & Cooling

    Clovis, CA · CSLB #957760 · as of July 4, 2026
    Suspended · bond
49. Independent Air Balance INC

    San Ramon, CA · CSLB #981416 · as of July 4, 2026
    Suspended · bond
50. Michael Julian Jaeggli

    Los Angeles, CA · CSLB #1095176 · as of July 4, 2026
    Suspended · bond
51. JL HVAC

    Irvine, CA · CSLB #1086644 · as of July 4, 2026
    Suspended · bond
52. JW Mechanical

    Fallbrook, CA · CSLB #1086619 · as of July 4, 2026
    Suspended · bond
53. K & E Mechanical INC

    Santa Rosa, CA · CSLB #1084022 · as of July 4, 2026
    Suspended · bond
54. Paul Anthony Lagomarsino

    San Francisco, CA · CSLB #440070 · as of July 4, 2026
    Suspended · bond
55. Lake Hills A C & Heating

    Rancho Cucamonga, CA · CSLB #811929 · as of July 4, 2026
    Suspended · bond
56. Lynaire Mechanical

    Gardena, CA · CSLB #1024153 · as of July 4, 2026
    Suspended · bond
57. M1 Mechanical Heating & Air-conditioning

    Modesto, CA · CSLB #1056834 · as of July 4, 2026
    Suspended · bond
58. M A C Heating And Cooling INC

    Cloverdale, CA · CSLB #1047104 · as of July 4, 2026
    Suspended · bond
59. Mammoth Cooling

    Fontana, CA · CSLB #1144822 · as of July 4, 2026
    Suspended · bond
60. Mark MC Nally Heating And Air

    Torrance, CA · CSLB #898428 · as of July 4, 2026
    Suspended · bond

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.