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

The California Contractors State License Board (CSLB) lists 8,930 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 July 3, 2026.

Showing 6,541–6,600 of 8,930 contractors

1. Puzio Heating And Air

   Citrus Heights, CA · CSLB #779886 · as of July 3, 2026
   Active · clear
2. Pyramid Heating & Cooling INC

   North Hollywood, CA · CSLB #1058979 · as of July 3, 2026
   Active · clear
3. Q4 Mechanical Corporation

   San Francisco, CA · CSLB #1006003 · as of July 3, 2026
   Active · clear
4. Q Air Heating & Air Conditioning INC

   Claremont, CA · CSLB #1007850 · as of July 3, 2026
   Active · clear
5. Q.e.d. Heating & Air Conditioning

   Huntington Beach, CA · CSLB #764043 · as of July 3, 2026
   Active · clear
6. Qiang HVAC Service

   Fremont, CA · CSLB #1122339 · as of July 3, 2026
   Active · clear
7. Qiang Li

   Sacramento, CA · CSLB #1051033 · as of July 3, 2026
   Active · clear
8. QNZ Mechanical

   La Habra, CA · CSLB #1142009 · as of July 3, 2026
   Active · clear
9. Q-services Heating & Air Conditioning

   San Bernardino, CA · CSLB #1157433 · as of July 3, 2026
   Active · clear
10. Qualified HVAC

    Fair Oaks, CA · CSLB #1094792 · as of July 3, 2026
    Active · clear
11. Qualin Heating And Air

    San Diego, CA · CSLB #1079207 · as of July 3, 2026
    Active · clear
12. Quality Ac Service

    San Clemente, CA · CSLB #745994 · as of July 3, 2026
    Active · clear
13. Quality Air

    Burbank, CA · CSLB #864475 · as of July 3, 2026
    Active · clear
14. Quality Air Condition And Heating INC

    Tarzana, CA · CSLB #903052 · as of July 3, 2026
    Active · clear
15. Quality Air Conditioning & Heating

    Palm Desert, CA · CSLB #1028196 · as of July 3, 2026
    Active · clear
16. Quality Air Conditioning Heating And Refrigeration LLC

    Yucca Valley, CA · CSLB #1102330 · as of July 3, 2026
    Active · clear
17. Quality Air Heating & Cooling

    Bellflower, CA · CSLB #983504 · as of July 3, 2026
    Active · clear
18. Quality Air Heating & Cooling INC

    Van Nuys, CA · CSLB #1005595 · as of July 3, 2026
    Active · clear
19. Quality Air Industries INC

    Anaheim, CA · CSLB #1052628 · as of July 3, 2026
    Active · clear
20. Qualitycare Air Services INC

    Grand Terrace, CA · CSLB #1097496 · as of July 3, 2026
    Active · clear
21. Quality Comfort Heating & Air Conditioning

    Oxnard, CA · CSLB #1087578 · as of July 3, 2026
    Active · clear
22. Quality Comfort Heating & Air Conditioning INC

    Palo Alto, CA · CSLB #985457 · as of July 3, 2026
    Active · clear
23. Quality Cooling

    Westminster, CA · CSLB #473165 · as of July 3, 2026
    Active · clear
24. Quality First Plumbing Heating And Air Conditioning INC

    Bloomington, CA · CSLB #903171 · as of July 3, 2026
    Active · clear
25. Quality Heating & Air Conditioning

    Orange, CA · CSLB #960363 · as of July 3, 2026
    Active · clear
26. A Quality Heating & Air Conditioning INC

    Riverside, CA · CSLB #983174 · as of July 3, 2026
    Active · clear
27. Quality Heating & Air Conditioning Service

    American Canyon, CA · CSLB #634252 · as of July 3, 2026
    Active · clear
28. Quality Heating And Cooling

    Fallbrook, CA · CSLB #915009 · as of July 3, 2026
    Active · clear
29. Quality Heating & Cooling

    Pacific Grove, CA · CSLB #1053017 · as of July 3, 2026
    Active · clear
30. Quality Heating & Cooling INC

    Nevada City, CA · CSLB #840063 · as of July 3, 2026
    Active · clear
31. Quality HVAC Installer

    Chino Hills, CA · CSLB #1126620 · as of July 3, 2026
    Active · clear
32. Quality Indoor Air Heating & Air Conditioning

    Woodland Hills, CA · CSLB #958084 · as of July 3, 2026
    Active · clear
33. Quality Master Heating & Air Conditioning INC

    Burbank, CA · CSLB #1076340 · as of July 3, 2026
    Active · clear
34. Quality Plumbing Heating And Air

    Compton, CA · CSLB #932201 · as of July 3, 2026
    Active · clear
35. Quality Refrigeration Company INC

    Wilmington, CA · CSLB #667341 · as of July 3, 2026
    Active · clear
36. Quality Refrigeration Solutions INC

    Orosi, CA · CSLB #1082301 · as of July 3, 2026
    Active · clear
37. Quality Sheet Metal & HVAC LLC

    Lincoln, CA · CSLB #1151304 · as of July 3, 2026
    Active · clear
38. Quality Temp HVAC

    West Covina, CA · CSLB #1139374 · as of July 3, 2026
    Active · clear
39. Qualtech Heating & Cooling

    Danville, CA · CSLB #905205 · as of July 3, 2026
    Active · clear
40. Quang Heating And Air Conditioning Service

    San Jose, CA · CSLB #911749 · as of July 3, 2026
    Active · clear
41. Quantum Heating And Air Conditioning INC

    Corona, CA · CSLB #1091256 · as of July 3, 2026
    Active · clear
42. Quantum North America, LLC

    Charlotte, CA · CSLB #1149576 · as of July 3, 2026
    Active · clear
43. Quark Yan La HVAC

    West Covina, CA · CSLB #1143829 · as of July 3, 2026
    Active · clear
44. Queirolo's Heating & Air Conditioning INC

    Stockton, CA · CSLB #863345 · as of July 3, 2026
    Active · clear
45. Quest Heating And Air

    Eastvale, CA · CSLB #1127857 · as of July 3, 2026
    Active · clear
46. Quetzal Air Conditioning & Heater HVAC Control Corp

    Van Nuys, CA · CSLB #1084616 · as of July 3, 2026
    Active · clear
47. Quick Air

    Sacramento, CA · CSLB #1085151 · as of July 3, 2026
    Active · clear
48. Quick And Easy HVAC Services INC

    Palm Desert, CA · CSLB #1114299 · as of July 3, 2026
    Active · clear
49. Quick Fix HVAC Services

    Canyon Country, CA · CSLB #1114311 · as of July 3, 2026
    Active · clear
50. Quick Heating Cooling

    Sunnyvale, CA · CSLB #954931 · as of July 3, 2026
    Active · clear
51. Quick Pros LLC

    Redlands, CA · CSLB #1145987 · as of July 3, 2026
    Active · clear
52. Quiet Comfort LLC

    Long Beach, CA · CSLB #891874 · as of July 3, 2026
    Active · clear
53. Quilt HVAC Services

    Redwood City, CA · CSLB #1122015 · as of July 3, 2026
    Active · clear
54. Quintana Air Conditioning

    Mecca, CA · CSLB #979519 · as of July 3, 2026
    Active · clear
55. Quinto Heating And Air

    Walnut, CA · CSLB #1082953 · as of July 3, 2026
    Active · clear
56. QZ HVAC Services

    Suwanee, CA · CSLB #1149252 · as of July 3, 2026
    Active · clear
57. R247hvac INC

    North Hills, CA · CSLB #1142763 · as of July 3, 2026
    Active · clear
58. Mel Raab

    Beverly Hills, CA · CSLB #502960 · as of July 3, 2026
    Active · clear
59. Rabboni Mechanical INC

    Union City, CA · CSLB #896131 · as of July 3, 2026
    Active · clear
60. Racco Heating & Air Conditioning

    Santa Clarita, CA · CSLB #779198 · as of July 3, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 3, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.