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 2,521–2,580 of 8,936 contractors

1. Commercial Hood Experts INC

   West Hills, CA · CSLB #1126060 · as of October 8, 2026
   Active · clear
2. Commercial Kitchen Hood Installation

   Lodi, CA · CSLB #1016487 · as of October 8, 2026
   Active · clear
3. Commercial Service CO

   Salinas, CA · CSLB #634618 · as of October 8, 2026
   Active · clear
4. Compare Heating Air Conditioning And Sheet Metal

   Concord, CA · CSLB #220289 · as of October 8, 2026
   Active · clear
5. Compass Air Conditioning And Heat LLC

   Sylmar, CA · CSLB #1149626 · as of October 8, 2026
   Active · clear
6. Comphel Heating And Air Conditioning INC

   Sonora, CA · CSLB #425077 · as of October 8, 2026
   Active · clear
7. Complete Air Conditioning

   San Jacinto, CA · CSLB #966594 · as of October 8, 2026
   Active · clear
8. Complete Care Heat Ac & Plumbing

   Norco, CA · CSLB #1108387 · as of October 8, 2026
   Active · clear
9. Complete Care Heating And Air Conditioning INC

   Concord, CA · CSLB #1088603 · as of October 8, 2026
   Active · clear
10. Complete Heating And Air Conditioning

    Brea, CA · CSLB #680516 · as of October 8, 2026
    Active · clear
11. Complete HVAC Systems INC

    Antioch, CA · CSLB #1102530 · as of October 8, 2026
    Active · clear
12. Complete Plus Heating & Air Conditioning CO

    Downey, CA · CSLB #897630 · as of October 8, 2026
    Active · clear
13. Complete Thermal Control

    Menifee, CA · CSLB #1062082 · as of October 8, 2026
    Active · clear
14. Complete Thermal Services INC

    Garden Grove, CA · CSLB #805151 · as of October 8, 2026
    Active · clear
15. Compressor Air Conditioning & Heating INC

    Mecca, CA · CSLB #1126057 · as of October 8, 2026
    Active · clear
16. Compressor Parts & Repair INC

    South El Monte, CA · CSLB #273601 · as of October 8, 2026
    Active · clear
17. Concept Air

    Anaheim, CA · CSLB #1061966 · as of October 8, 2026
    Active · clear
18. Conditioned Air

    Roseville, CA · CSLB #1137400 · as of October 8, 2026
    Active · clear
19. Conditioned Aire Air Conditioning & Heating

    Canoga Park, CA · CSLB #1155228 · as of October 8, 2026
    Active · clear
20. Confidence Comfort INC

    Arcadia, CA · CSLB #772154 · as of October 8, 2026
    Active · clear
21. Conley Heating And Air INC

    Los Banos, CA · CSLB #1105928 · as of October 8, 2026
    Active · clear
22. Connected Heating & Air Corporation

    Tustin, CA · CSLB #890199 · as of October 8, 2026
    Active · clear
23. Joshua Connet

    Wildomar, CA · CSLB #1134174 · as of October 8, 2026
    Active · clear
24. Connolly Heating

    Truckee, CA · CSLB #1105992 · as of October 8, 2026
    Active · clear
25. Connolly Heating & Air Conditioning

    Pacheco, CA · CSLB #658796 · as of October 8, 2026
    Active · clear
26. Connor Air Conditioning And Refrigeration INC

    Temple City, CA · CSLB #403735 · as of October 8, 2026
    Active · clear
27. Conquest Air INC

    Anaheim, CA · CSLB #809578 · as of October 8, 2026
    Active · clear
28. Conrad Mechanical

    Bakersfield, CA · CSLB #854902 · as of October 8, 2026
    Active · clear
29. Consolidated Mechanical Air Conditioning & Heating INC

    Pasadena, CA · CSLB #732589 · as of October 8, 2026
    Active · clear
30. Constant Comfort Heating & Cooling INC

    Menifee, CA · CSLB #1028866 · as of October 8, 2026
    Active · clear
31. Constantini Heating And Air Conditioning

    Santa Rosa, CA · CSLB #434351 · as of October 8, 2026
    Active · clear
32. Contemporary Air Control INC

    Costa Mesa, CA · CSLB #575613 · as of October 8, 2026
    Active · clear
33. Contemporary Heating & Air Conditioning INC

    Placentia, CA · CSLB #582686 · as of October 8, 2026
    Active · clear
34. Continental Heating & Air INC

    North Hills, CA · CSLB #1124018 · as of October 8, 2026
    Active · clear
35. Continuous Comfort A/c & Heating

    Fresno, CA · CSLB #1135872 · as of October 8, 2026
    Active · clear
36. Contra Costa Climate Control INC

    Concord, CA · CSLB #813250 · as of October 8, 2026
    Active · clear
37. Controlled Air Systems Easy Cool

    Gilroy, CA · CSLB #908009 · as of October 8, 2026
    Active · clear
38. Controlled Climates INC

    Laguna Hills, CA · CSLB #845656 · as of October 8, 2026
    Active · clear
39. Controlled Comfort Corp

    Lawndale, CA · CSLB #1061861 · as of October 8, 2026
    Active · clear
40. Controlled Elements Corp

    Ventura, CA · CSLB #973493 · as of October 8, 2026
    Active · clear
41. Controlled Environment HVAC INC

    Glendale, CA · CSLB #1010440 · as of October 8, 2026
    Active · clear
42. Controlled Environment Specialist

    Corona, CA · CSLB #1108530 · as of October 8, 2026
    Active · clear
43. Controlled Systems

    Santa Clara, CA · CSLB #861874 · as of October 8, 2026
    Active · clear
44. Controlled Systems Air Condition And Heating

    Morgan Hill, CA · CSLB #832879 · as of October 8, 2026
    Active · clear
45. Control Point Air

    San Mateo, CA · CSLB #1068207 · as of October 8, 2026
    Active · clear
46. Control Temp INC

    Redlands, CA · CSLB #596669 · as of October 8, 2026
    Active · clear
47. Controlworks INC

    Chino, CA · CSLB #814065 · as of October 8, 2026
    Active · clear
48. Convenient Air INC

    La Habra, CA · CSLB #936103 · as of October 8, 2026
    Active · clear
49. Convert Temp H V A C Mechnical Service

    Buena Park, CA · CSLB #1023578 · as of October 8, 2026
    Active · clear
50. Cool Aid A / C And Refrigeration

    Santa Clara, CA · CSLB #776244 · as of October 8, 2026
    Active · clear
51. Cool Air 1

    Moreno Valley, CA · CSLB #1109697 · as of October 8, 2026
    Active · clear
52. Cool Air California Heating & Cooling INC

    Los Angeles, CA · CSLB #1140026 · as of October 8, 2026
    Active · clear
53. Cool Air Conditioning & Heating INC

    Kelseyville, CA · CSLB #576429 · as of October 8, 2026
    Active · clear
54. Cool Aire Systems INC

    Brentwood, CA · CSLB #390869 · as of October 8, 2026
    Active · clear
55. L J R Industries INC DBA Cool Air For You

    El Cajon, CA · CSLB #916068 · as of October 8, 2026
    Active · clear
56. Cool Air Refrigeration

    Anaheim, CA · CSLB #975999 · as of October 8, 2026
    Active · clear
57. Cool Air Specialty INC

    Selma, CA · CSLB #1068770 · as of October 8, 2026
    Active · clear
58. Cool Air Technologies INC

    Tustin, CA · CSLB #745012 · as of October 8, 2026
    Active · clear
59. Cooland INC

    Gardena, CA · CSLB #927357 · as of October 8, 2026
    Active · clear
60. Coolaris HVAC INC

    Brea, CA · CSLB #1153046 · 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.