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 2,401–2,460 of 8,936 contractors

1. Coastline Comfort Systems

   Rancho Santa Margarita, CA · CSLB #1076082 · as of October 8, 2026
   Active · clear
2. Coastline Heating & Cooling INC

   Ventura, CA · CSLB #1112817 · as of October 8, 2026
   Active · clear
3. Coastline HVAC

   Carlsbad, CA · CSLB #1153915 · as of October 8, 2026
   Active · clear
4. Coastline Mechanical

   Freedom, CA · CSLB #1142729 · as of October 8, 2026
   Active · clear
5. Coastline Mechanical INC

   Long Beach, CA · CSLB #1141061 · as of October 8, 2026
   Active · clear
6. Coastside Appliance Repair And Heating

   Half Moon Bay, CA · CSLB #890874 · as of October 8, 2026
   Active · clear
7. James Holsman DBA Coastside Technical Services

   Half Moon Bay, CA · CSLB #923106 · as of October 8, 2026
   Active · clear
8. Coast To Coast Heating & Air Condition

   Oxnard, CA · CSLB #1107983 · as of October 8, 2026
   Active · clear
9. Coatney Home Comfort INC

   Lodi, CA · CSLB #1153315 · as of October 8, 2026
   Active · clear
10. Cobb Cooling Heating And Air

    Escondido, CA · CSLB #1096096 · as of October 8, 2026
    Active · clear
11. Cobra Air Conditioning

    Perris, CA · CSLB #907718 · as of October 8, 2026
    Active · clear
12. Codding Energy & Mechanical INC

    West Sacramento, CA · CSLB #966498 · as of October 8, 2026
    Active · clear
13. Code Blue Heating And Cooling LLC

    Cypress, CA · CSLB #1142386 · as of October 8, 2026
    Active · clear
14. Code Green Energy Management

    Fontana, CA · CSLB #927769 · as of October 8, 2026
    Active · clear
15. Erik H Coenen

    Citrus Heights, CA · CSLB #1076269 · as of October 8, 2026
    Active · clear
16. Cohen Air Conditioning & Heating

    Livermore, CA · CSLB #1105472 · as of October 8, 2026
    Active · clear
17. Coldchella Heating & Air Conditioning

    Cathedral City, CA · CSLB #1092173 · as of October 8, 2026
    Active · clear
18. Cold Cloud Mechanical

    Glendale, CA · CSLB #1131338 · as of October 8, 2026
    Active · clear
19. Cold Craft INC

    Los Gatos, CA · CSLB #631837 · as of October 8, 2026
    Active · clear
20. Cold Desert

    Victorville, CA · CSLB #1045760 · as of October 8, 2026
    Active · clear
21. Coldiron Mechanical

    La Quinta, CA · CSLB #1057560 · as of October 8, 2026
    Active · clear
22. Coldlink Engineering Services INC

    Irvine, CA · CSLB #1156741 · as of October 8, 2026
    Active · clear
23. Cold Rock Refrigeration INC

    Lakeside, CA · CSLB #1070257 · as of October 8, 2026
    Active · clear
24. Cold Snap Air Conditioning LLC

    Red Bluff, CA · CSLB #954443 · as of October 8, 2026
    Active · clear
25. Cold Star Heating And Air

    Palm Desert, CA · CSLB #1075683 · as of October 8, 2026
    Active · clear
26. Cold Summers Heating And Air

    Bakersfield, CA · CSLB #1106130 · as of October 8, 2026
    Active · clear
27. Cold Tec Services

    Rosemead, CA · CSLB #1130071 · as of October 8, 2026
    Active · clear
28. Cold Zone INC

    Long Beach, CA · CSLB #1139124 · as of October 8, 2026
    Active · clear
29. Cole's Climate Control

    Oroville, CA · CSLB #1119184 · as of October 8, 2026
    Active · clear
30. Colibri Heating And Air

    Northridge, CA · CSLB #1156963 · as of October 8, 2026
    Active · clear
31. Elijah Collaso

    El Monte, CA · CSLB #875275 · as of October 8, 2026
    Active · clear
32. Collins Air

    Riverside, CA · CSLB #1072826 · as of October 8, 2026
    Active · clear
33. Collins Heating & Air Conditioning

    Grand Terrace, CA · CSLB #626428 · as of October 8, 2026
    Active · clear
34. Collins Holdings LLC

    Scottsdale, CA · CSLB #1052092 · as of October 8, 2026
    Active · clear
35. Collins Pacific Plumbing INC

    San Diego, CA · CSLB #567701 · as of October 8, 2026
    Active · clear
36. Colombo Air - Conditioning & Heating

    North Hollywood, CA · CSLB #729929 · as of October 8, 2026
    Active · clear
37. Jeff Comerford Heating & Air Conditioning

    Fallbrook, CA · CSLB #611244 · as of October 8, 2026
    Active · clear
38. Comfort 1 Heating And Air

    Auburn, CA · CSLB #1003351 · as of October 8, 2026
    Active · clear
39. Comfort 1 HVAC INC

    Woodland Hills, CA · CSLB #1021014 · as of October 8, 2026
    Active · clear
40. Comfortable HVAC Services

    Sacramento, CA · CSLB #1108843 · as of October 8, 2026
    Active · clear
41. Comfortable Living HVAC

    Lower Lake, CA · CSLB #1081052 · as of October 8, 2026
    Active · clear
42. Comfort Air

    Cerritos, CA · CSLB #437478 · as of October 8, 2026
    Active · clear
43. Votta Enterprises INC DBA Comfort Air

    Thousand Palms, CA · CSLB #763937 · as of October 8, 2026
    Active · clear
44. Comfort Air Conditioning And Heating

    San Diego, CA · CSLB #1075238 · as of October 8, 2026
    Active · clear
45. Comfort Air Conditioning & Heating

    Hayward, CA · CSLB #953491 · as of October 8, 2026
    Active · clear
46. Comfort Air HVAC INC

    San Jose, CA · CSLB #1072211 · as of October 8, 2026
    Active · clear
47. Comfort Air HVAC Solutions

    Cerritos, CA · CSLB #1149326 · as of October 8, 2026
    Active · clear
48. Comfort Air Of Ukiah

    Ukiah, CA · CSLB #1016235 · as of October 8, 2026
    Active · clear
49. Comfort Air Plumbing INC

    Thousand Palms, CA · CSLB #1119146 · as of October 8, 2026
    Active · clear
50. Comfort Air Systems

    Covina, CA · CSLB #846084 · as of October 8, 2026
    Active · clear
51. Comfort Air Systems INC

    Modesto, CA · CSLB #912660 · as of October 8, 2026
    Active · clear
52. Comfort Breeze Air Conditioning & Heating CO

    Alhambra, CA · CSLB #418238 · as of October 8, 2026
    Active · clear
53. Comfort Brothers Hvac/r

    Costa Mesa, CA · CSLB #1148467 · as of October 8, 2026
    Active · clear
54. Comfort Care Heating & Cooling

    Lake Elsinore, CA · CSLB #1124863 · as of October 8, 2026
    Active · clear
55. Comfort Central Heating And Air

    Lancaster, CA · CSLB #1150340 · as of October 8, 2026
    Active · clear
56. Comfort Chilling Solutions INC

    Sacramento, CA · CSLB #1065888 · as of October 8, 2026
    Active · clear
57. Comfort City Mechanical INC

    San Diego, CA · CSLB #1039387 · as of October 8, 2026
    Active · clear
58. Comfort Climate

    Chino, CA · CSLB #1130437 · as of October 8, 2026
    Active · clear
59. Comfort Climate Control INC

    Azusa, CA · CSLB #641060 · as of October 8, 2026
    Active · clear
60. Comfort Connection Heating & Air Conditioning

    Rohnert Park, CA · CSLB #1057570 · 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.