Licensed Heating & Air Conditioning (C-20) contractors in San Diego, CA

The California Contractors State License Board (CSLB) lists 163 Heating & Air Conditioning (C-20) contractors in San Diego, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 6, 2026.

Showing 61–120 of 163 contractors

1. Extreme Air

   San Diego, CA · CSLB #681131 · as of October 6, 2026
   Active · clear
2. Fabulous Homes Heating & Air

   San Diego, CA · CSLB #1024379 · as of October 6, 2026
   Active · clear
3. Fahrenheit Design INC

   San Diego, CA · CSLB #826625 · as of October 6, 2026
   Active · clear
4. Flow Mechanical

   San Diego, CA · CSLB #1035134 · as of October 6, 2026
   Active · clear
5. Francos Heating And Air

   San Diego, CA · CSLB #1131460 · as of October 6, 2026
   Active · clear
6. Friars Heating And Air Conditioning INC

   San Diego, CA · CSLB #1054435 · as of October 6, 2026
   Active · open complaint
7. Gama Painting Services

   San Diego, CA · CSLB #1015656 · as of October 6, 2026
   Active · clear
8. G/K Plumbing & Heating INC

   San Diego, CA · CSLB #404093 · as of October 6, 2026
   Active · clear
9. Greater San Diego Air Conditioning CO INC

   San Diego, CA · CSLB #437153 · as of October 6, 2026
   Active · clear
10. Harbor Air Conditioning & Heating

    San Diego, CA · CSLB #744993 · as of October 6, 2026
    Active · clear
11. Heating & Cooling Solutions

    San Diego, CA · CSLB #1072148 · as of October 6, 2026
    Active · clear
12. Held Heating And Air Conditioning Specialists

    San Diego, CA · CSLB #984892 · as of October 6, 2026
    Active · clear
13. Bill Howe Heating & Air Conditioning INC

    San Diego, CA · CSLB #906704 · as of October 6, 2026
    Active · clear
14. Howie's Heating And Air

    San Diego, CA · CSLB #1118048 · as of October 6, 2026
    Active · clear
15. Husser Heating And Air LLC

    San Diego, CA · CSLB #1134895 · as of October 6, 2026
    Active · clear
16. HVAC Experts INC

    San Diego, CA · CSLB #1108071 · as of October 6, 2026
    Active · clear
17. HVAC Service & Design

    San Diego, CA · CSLB #1128847 · as of October 6, 2026
    Active · clear
18. Indoor Comfort Store

    San Diego, CA · CSLB #591372 · as of October 6, 2026
    Active · clear
19. Integrity Mechanical

    San Diego, CA · CSLB #1054954 · as of October 6, 2026
    Active · clear
20. JC Mechanical

    San Diego, CA · CSLB #1073345 · as of October 6, 2026
    Active · clear
21. JH Air Conditioning

    San Diego, CA · CSLB #1146725 · as of October 6, 2026
    Active · clear
22. Johndow Air

    San Diego, CA · CSLB #1160820 · as of October 6, 2026
    Active · clear
23. John Padilla Plumbing

    San Diego, CA · CSLB #1078951 · as of October 6, 2026
    Active · clear
24. Just Call Paul Home Repair And Ac Service

    San Diego, CA · CSLB #820973 · as of October 6, 2026
    Active · clear
25. JY Mechanical LLC

    San Diego, CA · CSLB #1108359 · as of October 6, 2026
    Active · clear
26. Kashtan Air Company

    San Diego, CA · CSLB #896376 · as of October 6, 2026
    Active · clear
27. KC Squared Mechanical

    San Diego, CA · CSLB #1104161 · as of October 6, 2026
    Active · clear
28. Kingram Mechanical

    San Diego, CA · CSLB #1038073 · as of October 6, 2026
    Active · clear
29. K O L HVAC Repairs

    San Diego, CA · CSLB #1031255 · as of October 6, 2026
    Active · clear
30. 5 S Contracting INC DBA Landmark Mechanical

    San Diego, CA · CSLB #1085295 · as of October 6, 2026
    Active · clear
31. LGL Heating And Air Conditioning

    San Diego, CA · CSLB #1161919 · as of October 6, 2026
    Active · clear
32. Lighter Living CO

    San Diego, CA · CSLB #998214 · as of October 6, 2026
    Active · clear
33. Lobo Heating & Air INC

    San Diego, CA · CSLB #1158163 · as of October 6, 2026
    Active · clear
34. Longs Hvacr

    San Diego, CA · CSLB #591530 · as of October 6, 2026
    Active · clear
35. Mansheim H V A C

    San Diego, CA · CSLB #1051053 · as of October 6, 2026
    Active · clear
36. Marlett Mechanical & Supplies

    San Diego, CA · CSLB #865626 · as of October 6, 2026
    Active · clear
37. Mechanical System Contractors INC

    San Diego, CA · CSLB #878844 · as of October 6, 2026
    Active · clear
38. Merrick & Associates INC

    San Diego, CA · CSLB #454270 · as of October 6, 2026
    Active · clear
39. Morey Plumbing Heating And Cooling INC DBA Morey Plumbing

    San Diego, CA · CSLB #967435 · as of October 6, 2026
    Active · clear
40. M & S Plumbing

    San Diego, CA · CSLB #924845 · as of October 6, 2026
    Active · clear
41. North Wind Heating & Cooling INC

    San Diego, CA · CSLB #1147131 · as of October 6, 2026
    Active · clear
42. Novix Mechanical INC

    San Diego, CA · CSLB #1019006 · as of October 6, 2026
    Active · clear
43. NR HVAC

    San Diego, CA · CSLB #1130921 · as of October 6, 2026
    Active · clear
44. Omega Air

    San Diego, CA · CSLB #1149953 · as of October 6, 2026
    Active · clear
45. One Hour Heating & Air Conditioning

    San Diego, CA · CSLB #1107267 · as of October 6, 2026
    Active · clear
46. Optimum Aire

    San Diego, CA · CSLB #936940 · as of October 6, 2026
    Active · clear
47. Pacific Air Systems LLC

    San Diego, CA · CSLB #1136888 · as of October 6, 2026
    Active · clear
48. Pacific Coast Air INC

    San Diego, CA · CSLB #997634 · as of October 6, 2026
    Active · clear
49. Patriot Air Air Conditioning & Heating LLC

    San Diego, CA · CSLB #1016726 · as of October 6, 2026
    Active · clear
50. Peak Air Heating And Cooling

    San Diego, CA · CSLB #1137077 · as of October 6, 2026
    Active · clear
51. Phenomenal Ac And Heating

    San Diego, CA · CSLB #1103506 · as of October 6, 2026
    Active · clear
52. Pipe Trades

    San Diego, CA · CSLB #998580 · as of October 6, 2026
    Active · clear
53. Pipe Trades

    San Diego, CA · CSLB #962168 · as of October 6, 2026
    Active · clear
54. Point Loma Mechanical

    San Diego, CA · CSLB #855700 · as of October 6, 2026
    Active · clear
55. Preferred Pros Heating And Cooling

    San Diego, CA · CSLB #1067050 · as of October 6, 2026
    Active · clear
56. Prime Air Solutions

    San Diego, CA · CSLB #1090002 · as of October 6, 2026
    Active · clear
57. Project H Mechanical Systems

    San Diego, CA · CSLB #1127041 · as of October 6, 2026
    Active · clear
58. Proluxe Mechanical

    San Diego, CA · CSLB #1118878 · as of October 6, 2026
    Active · clear
59. Proper Appliance Repair INC

    San Diego, CA · CSLB #1092397 · as of October 6, 2026
    Active · clear
60. Protemp Solutions LLC

    San Diego, CA · CSLB #1157070 · as of October 6, 2026
    Active · clear

See all Heating & Air Conditioning (C-20) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of October 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.