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 7,441–7,500 of 8,936 contractors

1. Speedy Refrigeration

   Los Angeles, CA · CSLB #939424 · as of October 8, 2026
   Active · clear
2. Spence-air Mechanical INC

   Valencia, CA · CSLB #1099760 · as of October 8, 2026
   Active · clear
3. R B Spencer INC

   Yuba City, CA · CSLB #664429 · as of October 8, 2026
   Active · clear
4. S & P H V A C INC

   Northridge, CA · CSLB #918801 · as of October 8, 2026
   Active · clear
5. Spiller's Heating & Air

   Hanford, CA · CSLB #535759 · as of October 8, 2026
   Active · clear
6. Spinelli Heating & Air

   Canyon Country, CA · CSLB #1081274 · as of October 8, 2026
   Active · clear
7. Splash Pool & Spa

   Bakersfield, CA · CSLB #830328 · as of October 8, 2026
   Active · clear
8. Split Systems Mechanical INC

   Pleasanton, CA · CSLB #1144003 · as of October 8, 2026
   Active · clear
9. S & P Mechanical

   Vallejo, CA · CSLB #915196 · as of October 8, 2026
   Active · clear
10. Spoor's Heating & Air Conditioning INC

    Auburn, CA · CSLB #1001693 · as of October 8, 2026
    Active · clear
11. Spot Free Duct Cleaning INC

    San Leandro, CA · CSLB #992288 · as of October 8, 2026
    Active · clear
12. Sproul Heating & Air Conditioning

    Indio, CA · CSLB #1007404 · as of October 8, 2026
    Active · clear
13. S R

    Tustin, CA · CSLB #963268 · as of October 8, 2026
    Active · clear
14. S & R Air Conditioning & Heating LLC

    La Habra, CA · CSLB #663552 · as of October 8, 2026
    Active · clear
15. SR Heating And Air

    Plumas Lake, CA · CSLB #1112346 · as of October 8, 2026
    Active · clear
16. S R J Heating And Cooling

    Madera, CA · CSLB #1138213 · as of October 8, 2026
    Active · clear
17. SRM Heating And Air Conditioning

    Big Bear City, CA · CSLB #1121415 · as of October 8, 2026
    Active · clear
18. SRR Air Conditioning And Heating

    Murrieta, CA · CSLB #1116254 · as of October 8, 2026
    Active · clear
19. SRS Mechanical Services Heating Air Conditioning & Refrigeration

    Elk Grove, CA · CSLB #947302 · as of October 8, 2026
    Active · clear
20. SS Air Solutions

    Bakersfield, CA · CSLB #1144561 · as of October 8, 2026
    Active · clear
21. Stability Heating & Air

    Lawndale, CA · CSLB #971289 · as of October 8, 2026
    Active · clear
22. Stable Temp

    Spring Valley, CA · CSLB #879831 · as of October 8, 2026
    Active · clear
23. Staffero Mechanical INC

    Turlock, CA · CSLB #1017719 · as of October 8, 2026
    Active · clear
24. Stafford Heating And Ac

    Orange, CA · CSLB #1124459 · as of October 8, 2026
    Active · clear
25. Stagecoach Plumbing, Heating & Air

    Galt, CA · CSLB #1090150 · as of October 8, 2026
    Active · clear
26. Standard Air CO

    Applegate, CA · CSLB #1083644 · as of October 8, 2026
    Active · clear
27. Standard Air Mechanical INC

    Norco, CA · CSLB #994409 · as of October 8, 2026
    Active · clear
28. Standard Heating And Air Conditioning

    Elk Grove, CA · CSLB #1114807 · as of October 8, 2026
    Active · clear
29. Joseph Bruno Sheet Metal CO INC DBA Standard Sheet Metal And

    San Francisco, CA · CSLB #413299 · as of October 8, 2026
    Active · clear
30. Stanislaus Air Technologies INC

    Modesto, CA · CSLB #1119456 · as of October 8, 2026
    Active · clear
31. Stanton Mechanical INC

    Watsonville, CA · CSLB #1130710 · as of October 8, 2026
    Active · clear
32. Star Comfort INC

    Van Nuys, CA · CSLB #1066208 · as of October 8, 2026
    Active · clear
33. Starlight HVAC INC

    Irvine, CA · CSLB #1035307 · as of October 8, 2026
    Active · clear
34. Stars And Stripes Heating And Air

    Perris, CA · CSLB #1134614 · as of October 8, 2026
    Active · clear
35. State Mechanical Systems INC

    San Diego, CA · CSLB #1111372 · as of October 8, 2026
    Active · clear
36. State Sheet Metal Works INC

    Daly City, CA · CSLB #629775 · as of October 8, 2026
    Active · clear
37. Statewide H V A C

    Rocklin, CA · CSLB #1023360 · as of October 8, 2026
    Active · clear
38. Stat Heating & Air Corporation

    Petaluma, CA · CSLB #1123282 · as of October 8, 2026
    Active · clear
39. Stay Cool Air Conditioning And Heating INC

    Canyon Country, CA · CSLB #1036487 · as of October 8, 2026
    Active · clear
40. Stay Cool Heating & Air Conditioning LLC

    Indio, CA · CSLB #1144051 · as of October 8, 2026
    Active · clear
41. Steadfast Heating And Air

    Yucaipa, CA · CSLB #1120552 · as of October 8, 2026
    Active · clear
42. Steckler Heating And Air

    Hemet, CA · CSLB #1058346 · as of October 8, 2026
    Active · clear
43. W G Steele

    Lompoc, CA · CSLB #680802 · as of October 8, 2026
    Active · clear
44. Steffen Heating & Air Conditioning

    Indio, CA · CSLB #781060 · as of October 8, 2026
    Active · clear
45. Steffen's H V A C Services

    Colfax, CA · CSLB #996976 · as of October 8, 2026
    Active · clear
46. Stegui Heating And A/c

    Santa Ana, CA · CSLB #1116093 · as of October 8, 2026
    Active · clear
47. Stellar Thermal Solutions

    Carmichael, CA · CSLB #1125757 · as of October 8, 2026
    Active · clear
48. Steve Stelters H V A C Service

    Redding, CA · CSLB #1030166 · as of October 8, 2026
    Active · clear
49. Stepan's A / C & Heating Services

    North Hollywood, CA · CSLB #906185 · as of October 8, 2026
    Active · clear
50. Stephan's Home Comfort Services

    Garden Grove, CA · CSLB #658149 · as of October 8, 2026
    Active · clear
51. Stephens Plumbing & Heating INC

    San Pedro, CA · CSLB #508377 · as of October 8, 2026
    Active · clear
52. Sterling Air

    Moreno Valley, CA · CSLB #894535 · as of October 8, 2026
    Active · clear
53. Sterling Mechanical

    Oceanside, CA · CSLB #1003161 · as of October 8, 2026
    Active · clear
54. Steve Moore Quality Air INC

    Carlsbad, CA · CSLB #1020671 · as of October 8, 2026
    Active · clear
55. John Stevenson Plumbing & Mechanical INC DBA John Stevenson

    Carlsbad, CA · CSLB #588895 · as of October 8, 2026
    Active · clear
56. Stevenson Mechanical INC

    Oakley, CA · CSLB #783316 · as of October 8, 2026
    Active · clear
57. Stevens Refrigeration INC

    Exeter, CA · CSLB #959882 · as of October 8, 2026
    Active · clear
58. Steve's A/c

    Jurupa Valley, CA · CSLB #1160163 · as of October 8, 2026
    Active · clear
59. Steve's Air Conditioning And Heating Corp

    Murrieta, CA · CSLB #1031139 · as of October 8, 2026
    Active · clear
60. Steve's Five Star Service INC

    Upland, CA · CSLB #960861 · 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.