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 7,381–7,440 of 8,936 contractors

1. South City Mechanical INC

   Spring Valley, CA · CSLB #852758 · as of October 8, 2026
   Active · clear
2. South Coast Air Conditioning

   Alta Loma, CA · CSLB #879675 · as of October 8, 2026
   Active · clear
3. Southcoast Heating & Air Conditioning LP

   Vista, CA · CSLB #1052849 · as of October 8, 2026
   Active · clear
4. South Coast Heating And Air Conditioning INC

   Irvine, CA · CSLB #1103738 · as of October 8, 2026
   Active · clear
5. South County Air

   Capistrano, CA · CSLB #1116405 · as of October 8, 2026
   Active · clear
6. South County Air Services ,INC

   Tustin, CA · CSLB #1062690 · as of October 8, 2026
   Active · clear
7. South County Plumbing & Heating

   Lockwood, CA · CSLB #612237 · as of October 8, 2026
   Active · clear
8. Southern Air Conditioning And Heating

   Moreno Valley, CA · CSLB #720815 · as of October 8, 2026
   Active · clear
9. Southern Air Conditioning / Heating

   Palm Springs, CA · CSLB #953452 · as of October 8, 2026
   Active · clear
10. Southern Cali Cooling

    Spring Valley, CA · CSLB #1091735 · as of October 8, 2026
    Active · clear
11. Southern California Air INC

    Lancaster, CA · CSLB #633098 · as of October 8, 2026
    Active · clear
12. Southern California HVAC INC

    Riverside, CA · CSLB #1121574 · as of October 8, 2026
    Active · clear
13. Southern California Mechanical Solutions INC

    Palmdale, CA · CSLB #981894 · as of October 8, 2026
    Active · clear
14. Southern California Pro Air Conditioning

    Moreno Valley, CA · CSLB #1104993 · as of October 8, 2026
    Active · clear
15. Southern Cal Mechanical

    Wildomar, CA · CSLB #922093 · as of October 8, 2026
    Active · clear
16. Southern Cal Plumbing

    Vista, CA · CSLB #911014 · as of October 8, 2026
    Active · clear
17. Southern Chill Heating And Air Conditioning

    Lake Elsinore, CA · CSLB #1086778 · as of October 8, 2026
    Active · clear
18. Southern Hospitality Cooling And Heating

    Carson, CA · CSLB #1107312 · as of October 8, 2026
    Active · clear
19. Southern Mechanical Services LLC

    La Quinta, CA · CSLB #1096182 · as of October 8, 2026
    Active · clear
20. Southland Heating & Air Conditioning

    Newbury Park, CA · CSLB #797064 · as of October 8, 2026
    Active · clear
21. Southland Mechanical

    Simi Valley, CA · CSLB #570757 · as of October 8, 2026
    Active · clear
22. Southland Mechanical INC

    Oak Hills, CA · CSLB #917453 · as of October 8, 2026
    Active · clear
23. Southland Mechanical Services

    Orange, CA · CSLB #1129275 · as of October 8, 2026
    Active · clear
24. Southland Refrigeration Systems INC

    San Bernardino, CA · CSLB #1050130 · as of October 8, 2026
    Active · clear
25. Southland Superior Air

    Santa Ana, CA · CSLB #1142790 · as of October 8, 2026
    Active · clear
26. South Pacific Heating And Air Conditioning

    West Hills, CA · CSLB #688569 · as of October 8, 2026
    Active · clear
27. South Placer Heating And Air INC

    Sacramento, CA · CSLB #940668 · as of October 8, 2026
    Active · clear
28. South Pole Heating & Cooling

    Anaheim, CA · CSLB #908418 · as of October 8, 2026
    Active · clear
29. Southport HVAC INC

    West Sacramento, CA · CSLB #1109638 · as of October 8, 2026
    Active · clear
30. South Shore Heating

    South Lake Tahoe, CA · CSLB #969469 · as of October 8, 2026
    Active · clear
31. South Valley Ac & Heating LLC

    Bakersfield, CA · CSLB #1122924 · as of October 8, 2026
    Active · clear
32. South Valley Heat & Air INC

    King City, CA · CSLB #1161616 · as of October 8, 2026
    Active · clear
33. South Valley Mechanical

    Woodlake, CA · CSLB #904069 · as of October 8, 2026
    Active · clear
34. Southwest Climamaster HVAC

    El Cajon, CA · CSLB #1146087 · as of October 8, 2026
    Active · clear
35. Southwest Heating

    Truckee, CA · CSLB #734716 · as of October 8, 2026
    Active · clear
36. Southwest Heating & Air Conditioning

    Fillmore, CA · CSLB #1057580 · as of October 8, 2026
    Active · clear
37. Southwest Heating & Air Conditioning INC

    Los Angeles, CA · CSLB #1007813 · as of October 8, 2026
    Active · clear
38. Southwest HVAC INC

    Downey, CA · CSLB #932164 · as of October 8, 2026
    Active · clear
39. Southwest Mechanical Services INC

    El Cajon, CA · CSLB #1090100 · as of October 8, 2026
    Active · clear
40. Southwood Plumbing & Heating INC

    San Bruno, CA · CSLB #818070 · as of October 8, 2026
    Active · clear
41. Southwood Plumbing INC

    Torrance, CA · CSLB #770065 · as of October 8, 2026
    Active · clear
42. Souza's Heating And Air

    Ripon, CA · CSLB #1052974 · as of October 8, 2026
    Active · clear
43. Souza & Sons Heating And Cooling INC

    Valley Springs, CA · CSLB #1161691 · as of October 8, 2026
    Active · clear
44. Spartan Cooling INC

    Fresno, CA · CSLB #1040923 · as of October 8, 2026
    Active · clear
45. Spears Premier HVAC Services

    Valley Center, CA · CSLB #1155068 · as of October 8, 2026
    Active · clear
46. Spec 4 Heating & Cooling

    Oxnard, CA · CSLB #1077222 · as of October 8, 2026
    Active · clear
47. Christopher Specht

    Upland, CA · CSLB #1064131 · as of October 8, 2026
    Active · clear
48. Specialized Heating & Air Conditioning

    Castro Valley, CA · CSLB #741785 · as of October 8, 2026
    Active · clear
49. Specialized HVAC INC

    Temecula, CA · CSLB #936374 · as of October 8, 2026
    Active · clear
50. Specialize Home Services Heating & Air Conditioning INC

    Rancho Cucamonga, CA · CSLB #1143630 · as of October 8, 2026
    Active · clear
51. Specialty Ac Heat INC

    Upland, CA · CSLB #784495 · as of October 8, 2026
    Active · clear
52. Specialty A/c Products INC

    Sunnyvale, CA · CSLB #983118 · as of October 8, 2026
    Active · clear
53. Specialty Air Conditioning

    Lake Havasu City, CA · CSLB #620281 · as of October 8, 2026
    Active · clear
54. Specialty Air INC

    West Hollywood, CA · CSLB #1152970 · as of October 8, 2026
    Active · clear
55. Specialty Cooling INC

    Fountain Valley, CA · CSLB #757637 · as of October 8, 2026
    Active · clear
56. Spectrum Heating And Air

    Mission Hills, CA · CSLB #1089365 · as of October 8, 2026
    Active · clear
57. Spectrum Mechanical INC

    Irvine, CA · CSLB #764636 · as of October 8, 2026
    Active · clear
58. Speed HVAC INC

    Norwalk, CA · CSLB #1074276 · as of October 8, 2026
    Active · clear
59. Speedi Air INC

    Elk Grove, CA · CSLB #1097749 · as of October 8, 2026
    Active · clear
60. Speedy Heating & Air INC

    Sylmar, CA · CSLB #727109 · 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.