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 3, 2026.

Showing 7,141–7,200 of 8,930 contractors

1. Scott's HVAC Service

   El Monte, CA · CSLB #1114866 · as of July 3, 2026
   Active · clear
2. Scotty's Enterprises INC

   Placerville, CA · CSLB #869203 · as of July 3, 2026
   Active · clear
3. Scully's Air

   Escalon, CA · CSLB #1055961 · as of July 3, 2026
   Active · clear
4. Sdac Plumbing

   Poway, CA · CSLB #1082490 · as of July 3, 2026
   Active · clear
5. SD Heating Air & Plumbing

   San Diego, CA · CSLB #1138650 · as of July 3, 2026
   Active · clear
6. S D Mechanical

   Spring Valley, CA · CSLB #1084280 · as of July 3, 2026
   Active · clear
7. S D Mechanical HVAC Services

   La Mesa, CA · CSLB #952638 · as of July 3, 2026
   Active · clear
8. S D Refrigeration

   West Covina, CA · CSLB #1039797 · as of July 3, 2026
   Active · clear
9. Seabreez A/c & Heating INC

   Lancaster, CA · CSLB #933989 · as of July 3, 2026
   Active · clear
10. Sea Breeze Heating And Air

    Vista, CA · CSLB #1020083 · as of July 3, 2026
    Active · clear
11. Seabright Heating & Cooling INC

    San Jose, CA · CSLB #1140506 · as of July 3, 2026
    Active · clear
12. Seac Mechanical Corporation

    Chatsworth, CA · CSLB #1088087 · as of July 3, 2026
    Active · clear
13. Seans Air

    Redlands, CA · CSLB #1076545 · as of July 3, 2026
    Active · clear
14. Seaport Stainless

    Richmond, CA · CSLB #406268 · as of July 3, 2026
    Active · clear
15. Seaside Air

    Santa Maria, CA · CSLB #799493 · as of July 3, 2026
    Active · clear
16. Seaside Air Enterprises INC DBA Seaside Air Conditioning And Heat

    San Juan Capistrano, CA · CSLB #736214 · as of July 3, 2026
    Active · clear
17. Seaside Heating & Air Systems

    Santa Barbara, CA · CSLB #1010062 · as of July 3, 2026
    Active · clear
18. Seaside Refrigeration

    Oakland, CA · CSLB #981257 · as of July 3, 2026
    Active · clear
19. Season Control Heating Air Conditioning INC

    Canoga Park, CA · CSLB #795799 · as of July 3, 2026
    Active · clear
20. S E B Heating & Cooling

    Salinas, CA · CSLB #1125959 · as of July 3, 2026
    Active · clear
21. Caleb Seelinger

    San Diego, CA · CSLB #1123729 · as of July 3, 2026
    Active · clear
22. Seer Air Conditioning And Heating

    Winnetka, CA · CSLB #1090041 · as of July 3, 2026
    Active · clear
23. S & E Heating And Air Conditioning

    Sylmar, CA · CSLB #1124891 · as of July 3, 2026
    Active · clear
24. Select A C R INC

    Riverside, CA · CSLB #328186 · as of July 3, 2026
    Active · clear
25. Select Heating And Air Conditioning INC

    Orange, CA · CSLB #445205 · as of July 3, 2026
    Active · clear
26. Select Mechanical INC

    Livermore, CA · CSLB #928189 · as of July 3, 2026
    Active · clear
27. Selway Mechanical HVAC

    Chatsworth, CA · CSLB #1079381 · as of July 3, 2026
    Active · clear
28. Semper Fi Heating & Air

    Elk Grove, CA · CSLB #1038297 · as of July 3, 2026
    Active · clear
29. Semper Five INC

    Cameron Park, CA · CSLB #1069953 · as of July 3, 2026
    Active · clear
30. Senergy Heating And Air Conditioning

    Riverside, CA · CSLB #978933 · as of July 3, 2026
    Active · clear
31. Sensley's Refrigeration

    Antioch, CA · CSLB #568095 · as of July 3, 2026
    Active · clear
32. Joseph Nick Sepe

    Chatsworth, CA · CSLB #760952 · as of July 3, 2026
    Active · clear
33. Sepulveda Air INC

    Bellflower, CA · CSLB #1134234 · as of July 3, 2026
    Active · clear
34. Sepulveda's Heating And Cooling

    Northridge, CA · CSLB #1126465 · as of July 3, 2026
    Active · clear
35. Sequoia Mechanical Air INC

    Canyon Country, CA · CSLB #909462 · as of July 3, 2026
    Active · clear
36. Serenergy Corp

    Glendale, CA · CSLB #1036322 · as of July 3, 2026
    Active · clear
37. Sergey's Appliance

    Los Angeles, CA · CSLB #994438 · as of July 3, 2026
    Active · clear
38. Serj Air Conditioning

    Sunland, CA · CSLB #966571 · as of July 3, 2026
    Active · clear
39. Sern-air Mechanical & Solutions

    Perris, CA · CSLB #1147094 · as of July 3, 2026
    Active · clear
40. Serrano Heating & Air

    Sacramento, CA · CSLB #953217 · as of July 3, 2026
    Active · clear
41. Serrano's Mechanical Systems

    San Jose, CA · CSLB #1144259 · as of July 3, 2026
    Active · clear
42. Serrato Heating And Air Conditioning

    Porterville, CA · CSLB #1007909 · as of July 3, 2026
    Active · clear
43. Serrato Mechanical INC

    Lake Elsinore, CA · CSLB #1009966 · as of July 3, 2026
    Active · clear
44. Service 1 Heating & Air Conditioning

    Redding, CA · CSLB #966502 · as of July 3, 2026
    Active · clear
45. Service 1 Heating And Air

    San Bernardino, CA · CSLB #1016386 · as of July 3, 2026
    Active · clear
46. Service Air INC

    Northridge, CA · CSLB #1135689 · as of July 3, 2026
    Active · clear
47. Service All Stars Heating And Air Comfort

    Bellflower, CA · CSLB #1048799 · as of July 3, 2026
    Active · clear
48. Service Cowboy Heating And Air

    Ramona, CA · CSLB #1130681 · as of July 3, 2026
    Active · clear
49. Service Experts Heating & Air Conditioning

    Livermore, CA · CSLB #1074641 · as of July 3, 2026
    Active · clear
50. Service First Heating And Air

    El Dorado Hills, CA · CSLB #963287 · as of July 3, 2026
    Active · clear
51. Service Hero Plumbing Heating & Air

    Mission Hills, CA · CSLB #1004945 · as of July 3, 2026
    Active · clear
52. Service Ka LLC

    Hayward, CA · CSLB #1141882 · as of July 3, 2026
    Active · clear
53. Service Kings LLC DBA Service Kings Heating And Air

    Oakdale, CA · CSLB #1102541 · as of July 3, 2026
    Active · clear
54. Service Masters

    Los Angeles, CA · CSLB #1001064 · as of July 3, 2026
    Active · clear
55. Service Now Johnny's Sheet Metal & Heating

    Goleta, CA · CSLB #727817 · as of July 3, 2026
    Active · clear
56. Service One Air INC

    Irvine, CA · CSLB #1062160 · as of July 3, 2026
    Active · clear
57. Service Pro Family INC DBA Service Pro Air Conditioning & Heating

    Diamond Springs, CA · CSLB #619996 · as of July 3, 2026
    Active · clear
58. Service Pros

    Hollister, CA · CSLB #927518 · as of July 3, 2026
    Active · clear
59. Service Pros Air Conditioning And Plumbing

    Palm Desert, CA · CSLB #1070586 · as of July 3, 2026
    Active · clear
60. Service Rescue INC

    Fremont, CA · CSLB #1082095 · as of July 3, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 3, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.