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

The California Contractors State License Board (CSLB) lists 8,994 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 June 27, 2026.

Showing 901–960 of 8,994 contractors

1. Alaska H V A C

   San Juan Capistrano, CA · CSLB #682004 · as of June 27, 2026
   Active · clear
2. Albatec Heating And Air

   Westminster, CA · CSLB #1105760 · as of June 27, 2026
   Active · clear
3. Albaugh Heating And Air - Conditioning

   Santa Rosa, CA · CSLB #1084350 · as of June 27, 2026
   Active · clear
4. Albert Air INC

   Anaheim, CA · CSLB #623420 · as of June 27, 2026
   Active · clear
5. Albert L Mendez Air Conditioning & Heating INC

   Selma, CA · CSLB #964970 · as of June 27, 2026
   Active · clear
6. Albert Nahman Plumbing Heating And Cooling

   Alameda, CA · CSLB #1083634 · as of June 27, 2026
   Active · clear
7. Albert's Heating Ventilating And Air Conditioning

   Fontana, CA · CSLB #756760 · as of June 27, 2026
   Active · clear
8. Albis Heating & Air Conditioning

   San Bernardino, CA · CSLB #925401 · as of June 27, 2026
   Active · clear
9. Alcala Air Conditioning & Heating CO

   Rosamond, CA · CSLB #513021 · as of June 27, 2026
   Active · clear
10. Alcaraz Air

    Murrieta, CA · CSLB #1036321 · as of June 27, 2026
    Active · clear
11. Alcazar Heating And Air Conditioning LLC

    Wildomar, CA · CSLB #1077120 · as of June 27, 2026
    Active · clear
12. Alco Mechanical INC

    Herald, CA · CSLB #746138 · as of June 27, 2026
    Active · clear
13. Alco Plumbing Heating & Air Conditioning INC

    Santa Ana, CA · CSLB #731312 · as of June 27, 2026
    Active · clear
14. Alco Sheet Metal & Heating INC

    Alamo, CA · CSLB #464367 · as of June 27, 2026
    Active · clear
15. Aldape Heating And Air Conditioning

    American Canyon, CA · CSLB #1138406 · as of June 27, 2026
    Active · clear
16. A L D C O Air

    Indio, CA · CSLB #857079 · as of June 27, 2026
    Active · clear
17. Frank Alessio HVAC

    Escondido, CA · CSLB #993446 · as of June 27, 2026
    Active · clear
18. Alessio Heating & Air INC

    Escondido, CA · CSLB #551481 · as of June 27, 2026
    Active · clear
19. Robert Alessio Heating & Air Conditioning

    Chula Vista, CA · CSLB #1101419 · as of June 27, 2026
    Active · clear
20. Alex Air Service

    Woodland Hills, CA · CSLB #833674 · as of June 27, 2026
    Active · clear
21. Alex Master Service INC DBA Alex Master HVAC Service

    West Covina, CA · CSLB #1053986 · as of June 27, 2026
    Active · clear
22. Alex's Company

    Fair Oaks, CA · CSLB #700430 · as of June 27, 2026
    Active · clear
23. Alex's Heating And Cooling

    Lancaster, CA · CSLB #995212 · as of June 27, 2026
    Active · clear
24. Alex's Maintenance

    Littlerock, CA · CSLB #908429 · as of June 27, 2026
    Active · clear
25. Alexson's Ac & Heating Solutions INC

    Redlands, CA · CSLB #1148990 · as of June 27, 2026
    Active · clear
26. Alfa Heating And Cooling

    Antioch, CA · CSLB #1026386 · as of June 27, 2026
    Active · clear
27. Al Garcia's Plumbing, Heating And Air Conditioning INC.

    Torrance, CA · CSLB #990903 · as of June 27, 2026
    Active · clear
28. Alg Heating & Cooling

    Norco, CA · CSLB #1118227 · as of June 27, 2026
    Active · clear
29. Alicia Air Conditioning & Heating INC

    Lake Forest, CA · CSLB #525314 · as of June 27, 2026
    Active · clear
30. Aliloy HVAC Service

    Temple City, CA · CSLB #1093914 · as of June 27, 2026
    Active · clear
31. Ibrahem Alkhatatbeh

    Riverside, CA · CSLB #1049549 · as of June 27, 2026
    Active · clear
32. Alkm

    Garden Grove, CA · CSLB #1116995 · as of June 27, 2026
    Active · clear
33. All 1 Mechanical

    Roseville, CA · CSLB #1039821 · as of June 27, 2026
    Active · clear
34. All About Air

    Anderson, CA · CSLB #1042236 · as of June 27, 2026
    Active · clear
35. All About Air

    La Quinta, CA · CSLB #874583 · as of June 27, 2026
    Active · clear
36. All About Air

    Hayward, CA · CSLB #902777 · as of June 27, 2026
    Active · clear
37. All A / C

    Fresno, CA · CSLB #1019685 · as of June 27, 2026
    Active · clear
38. All A / C & Heating INC

    Beaumont, CA · CSLB #989172 · as of June 27, 2026
    Active · clear
39. All A C Service

    Livingston, CA · CSLB #1022390 · as of June 27, 2026
    Active · clear
40. All Air Conditioning Company

    Palmdale, CA · CSLB #1087213 · as of June 27, 2026
    Active · clear
41. All Aire Heating A/c & Refrigeration

    Chula Vista, CA · CSLB #891635 · as of June 27, 2026
    Active · clear
42. All Air Equipment - Installation Professionals

    Pleasanton, CA · CSLB #771057 · as of June 27, 2026
    Active · clear
43. All Air Heating & Air Conditioning

    Lodi, CA · CSLB #959972 · as of June 27, 2026
    Active · clear
44. All Air Heating And Cooling

    Antioch, CA · CSLB #1156365 · as of June 27, 2026
    Active · clear
45. All Air Masters INC

    Upland, CA · CSLB #791287 · as of June 27, 2026
    Active · clear
46. All Air Mechanical Contractors INC

    South San Francisco, CA · CSLB #851335 · as of June 27, 2026
    Active · clear
47. All Air Services

    Elk Grove, CA · CSLB #945617 · as of June 27, 2026
    Active · clear
48. All American Air

    Fresno, CA · CSLB #1104227 · as of June 27, 2026
    Active · clear
49. All American Air Conditioning And Heating

    Ventura, CA · CSLB #639952 · as of June 27, 2026
    Active · clear
50. All American Air INC

    Kerman, CA · CSLB #1147779 · as of June 27, 2026
    Active · clear
51. All American Heating & Air Conditioning

    Bakersfield, CA · CSLB #1017193 · as of June 27, 2026
    Active · clear
52. All American Heating & Air INC

    Menifee, CA · CSLB #1069816 · as of June 27, 2026
    Active · clear
53. All American Heating And Air Conditioning

    Long Beach, CA · CSLB #586818 · as of June 27, 2026
    Active · clear
54. All American HVAC INC

    La Verne, CA · CSLB #1058904 · as of June 27, 2026
    Active · clear
55. All American Mechanical

    El Dorado Hills, CA · CSLB #1001975 · as of June 27, 2026
    Active · clear
56. All American Mechanical

    Las Vegas, CA · CSLB #1002025 · as of June 27, 2026
    Active · clear
57. All American Plumbing Heating & Air INC

    Los Banos, CA · CSLB #840958 · as of June 27, 2026
    Active · clear
58. All American Solution Heating & Air INC

    Sylmar, CA · CSLB #1110736 · as of June 27, 2026
    Active · clear
59. Allan's A/c

    Long Beach, CA · CSLB #932962 · as of June 27, 2026
    Active · clear
60. Allan's Heating & Cooling & Appliance Repair

    Sacramento, CA · CSLB #977160 · as of June 27, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.