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

The California Contractors State License Board (CSLB) lists 8,999 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 28, 2026.

Showing 1,261–1,320 of 8,999 contractors

1. Antey HVAC Systems

   Shadow Hills, CA · CSLB #1139195 · as of June 28, 2026
   Active · clear
2. Anthony's Air Conditioning And Heating INC

   Yorba Linda, CA · CSLB #931551 · as of June 28, 2026
   Active · clear
3. Anthony's Heating & Air Conditioning INC

   Murrieta, CA · CSLB #809188 · as of June 28, 2026
   Active · clear
4. Anthony's HVAC Innovations

   Fresno, CA · CSLB #1088317 · as of June 28, 2026
   Active · clear
5. Anthony's Reliable Heating & Air Conditioning

   Fullerton, CA · CSLB #943119 · as of June 28, 2026
   Active · clear
6. Leo Antone Heating And Air Conditioning LLC

   Rohnert Park, CA · CSLB #635280 · as of June 28, 2026
   Active · clear
7. Anton Refrigeration

   Pismo Beach, CA · CSLB #794631 · as of June 28, 2026
   Active · clear
8. Any Degree Refrigeration Heating & Air INC

   Murrieta, CA · CSLB #1124164 · as of June 28, 2026
   Active · clear
9. Anytime Heating And Cooling INC

   Clovis, CA · CSLB #1050907 · as of June 28, 2026
   Active · clear
10. Anza Plumbing Heating And Air Conditioning

    Torrance, CA · CSLB #786085 · as of June 28, 2026
    Active · clear
11. A O L Heating & Air INC

    Chatsworth, CA · CSLB #938090 · as of June 28, 2026
    Active · clear
12. Aos All Out Services HVAC

    Perris, CA · CSLB #1144040 · as of June 28, 2026
    Active · clear
13. Apcor Mechanical

    Gilroy, CA · CSLB #1145214 · as of June 28, 2026
    Active · clear
14. Apes Plumbing, Heating Sewer And Drains

    Boyes Hot Springs, CA · CSLB #891859 · as of June 28, 2026
    Active · clear
15. Apex Air

    Walnut Creek, CA · CSLB #1123268 · as of June 28, 2026
    Active · clear
16. Apex Air

    Victorville, CA · CSLB #872930 · as of June 28, 2026
    Active · clear
17. Apex Air Conditioning Services INC

    Riverside, CA · CSLB #1136238 · as of June 28, 2026
    Active · clear
18. Apex CO

    Phoenix, CA · CSLB #891480 · as of June 28, 2026
    Active · clear
19. Apex Comercial Service

    Norco, CA · CSLB #512390 · as of June 28, 2026
    Active · clear
20. Apex Commercial Maintenance INC

    Irvine, CA · CSLB #1110591 · as of June 28, 2026
    Active · clear
21. Apex Commercial Services INC

    Sun City, CA · CSLB #854317 · as of June 28, 2026
    Active · clear
22. Apex Heating & Air

    Windsor, CA · CSLB #1112541 · as of June 28, 2026
    Active · clear
23. Apex Heating And Air Conditioning

    Mission Viejo, CA · CSLB #1056220 · as of June 28, 2026
    Active · clear
24. Apex Heating And Air Conditioning INC

    Redding, CA · CSLB #1122085 · as of June 28, 2026
    Active · clear
25. Apex Heating & Cooling INC

    Roseville, CA · CSLB #1102385 · as of June 28, 2026
    Active · clear
26. Apex Mechanical Contracting

    Stevenson Ranch, CA · CSLB #1124154 · as of June 28, 2026
    Active · clear
27. Apex Mechanical Systems INC

    San Diego, CA · CSLB #831345 · as of June 28, 2026
    Active · clear
28. Ap Heating & Air

    El Cajon, CA · CSLB #1111178 · as of June 28, 2026
    Active · clear
29. A Plus Air Corp

    La Crescenta, CA · CSLB #1100844 · as of June 28, 2026
    Active · clear
30. A Plus Climate Heating And Air

    Sacramento, CA · CSLB #1084911 · as of June 28, 2026
    Active · clear
31. A Plus Services Heating And Air INC

    Salida, CA · CSLB #1014181 · as of June 28, 2026
    Active · clear
32. Apm Mechanical Heating & Air

    Concord, CA · CSLB #1123485 · as of June 28, 2026
    Active · clear
33. Apodaca Mechanical

    Clayton, CA · CSLB #765801 · as of June 28, 2026
    Active · clear
34. Apollo Heating And Ventilating

    San Francisco, CA · CSLB #1075227 · as of June 28, 2026
    Active · clear
35. Apparatus Air Conditioning

    Indio, CA · CSLB #921696 · as of June 28, 2026
    Active · clear
36. Apple Heating & Air INC

    San Leandro, CA · CSLB #698079 · as of June 28, 2026
    Active · clear
37. The Appletree Corporation

    Los Angeles, CA · CSLB #660549 · as of June 28, 2026
    Active · clear
38. Appliance Clinic Heating & Air Conditioning

    Bakersfield, CA · CSLB #1063626 · as of June 28, 2026
    Active · clear
39. Appliance Pros

    Bakersfield, CA · CSLB #1033855 · as of June 28, 2026
    Active · clear
40. Appliance Solutions INC

    Sherman Oaks, CA · CSLB #854352 · as of June 28, 2026
    Active · clear
41. Applied Air Conditioning INC

    Fullerton, CA · CSLB #910358 · as of June 28, 2026
    Active · clear
42. Applied Mechanical

    West Covina, CA · CSLB #777230 · as of June 28, 2026
    Active · clear
43. Applied Mechanical Services

    Santa Maria, CA · CSLB #978073 · as of June 28, 2026
    Active · clear
44. Applied Mechanical Solutions INC

    Escondido, CA · CSLB #976865 · as of June 28, 2026
    Active · clear
45. Approved Air Conditioning And Heating

    Chino Hills, CA · CSLB #663607 · as of June 28, 2026
    Active · clear
46. April Air

    Hesperia, CA · CSLB #796177 · as of June 28, 2026
    Active · clear
47. Apxg Heating And Air Conditioning

    Williams, CA · CSLB #1102032 · as of June 28, 2026
    Active · clear
48. Aqua West Air Conditioning & Heating INC

    Long Beach, CA · CSLB #829336 · as of June 28, 2026
    Active · clear
49. Aquinas HVAC INC

    Santa Clara, CA · CSLB #1042033 · as of June 28, 2026
    Active · clear
50. Eric Aquino

    Lancaster, CA · CSLB #1061321 · as of June 28, 2026
    Active · clear
51. Aragadz Air Conditioning

    Granada Hills, CA · CSLB #639065 · as of June 28, 2026
    Active · clear
52. Aragon HVAC

    Apple Valley, CA · CSLB #1003392 · as of June 28, 2026
    Active · clear
53. Ara Heating & Air Conditioning

    Irvine, CA · CSLB #1001663 · as of June 28, 2026
    Active · clear
54. Aranda Air Heating And Air Conditioning

    San Jose, CA · CSLB #931855 · as of June 28, 2026
    Active · clear
55. Arastek LLC

    San Ramon, CA · CSLB #1145252 · as of June 28, 2026
    Active · clear
56. Arc Heating And Air Conditioning

    Roseville, CA · CSLB #1107203 · as of June 28, 2026
    Active · clear
57. Archer Mechanical

    Mount Shasta, CA · CSLB #1098786 · as of June 28, 2026
    Active · clear
58. Archer's A / C

    Costa Mesa, CA · CSLB #841426 · as of June 28, 2026
    Active · clear
59. Arco Air Conditioning And Heating

    Tujunga, CA · CSLB #1108536 · as of June 28, 2026
    Active · clear
60. Ar Cooling And Heating LLC

    Bloomington, CA · CSLB #1052898 · as of June 28, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of June 28, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.