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 4,081–4,140 of 8,936 contractors

1. Heating & Cooling Solutions

   San Diego, CA · CSLB #1072148 · as of October 8, 2026
   Active · clear
2. Heating & Cooling Systems Designers

   Reseda, CA · CSLB #823084 · as of October 8, 2026
   Active · clear
3. Heating Solutions

   La Honda, CA · CSLB #814601 · as of October 8, 2026
   Active · clear
4. Heat Pump Experts INC

   Pasadena, CA · CSLB #1160746 · as of October 8, 2026
   Active · clear
5. Heat Pumps Now

   La Verne, CA · CSLB #1096621 · as of October 8, 2026
   Active · clear
6. Heat Transfer Systems LLC

   Quincy, CA · CSLB #1002273 · as of October 8, 2026
   Active · clear
7. Heatwave Air Conditioning & Heating

   Whittier, CA · CSLB #1060001 · as of October 8, 2026
   Active · clear
8. Heatwave Air Solutions

   Ridgecrest, CA · CSLB #1156941 · as of October 8, 2026
   Active · clear
9. Heatwave Heating And Air Conditioning LLC

   Clovis, CA · CSLB #820098 · as of October 8, 2026
   Active · clear
10. Heatwave Heating And Air INC

    Valley Center, CA · CSLB #1117278 · as of October 8, 2026
    Active · clear
11. Heatwave Hero

    Indio, CA · CSLB #1147188 · as of October 8, 2026
    Active · clear
12. Heavenly Heating & Air INC

    Oakland, CA · CSLB #1146424 · as of October 8, 2026
    Active · clear
13. Heavenly Mechanical Services LLC

    Los Banos, CA · CSLB #1143587 · as of October 8, 2026
    Active · clear
14. Heco Heating & Air Conditioning

    Rocklin, CA · CSLB #1050351 · as of October 8, 2026
    Active · clear
15. Hector Heating & Air

    Riverbank, CA · CSLB #1149019 · as of October 8, 2026
    Active · clear
16. Heddens Heat And Air

    Waterford, CA · CSLB #903067 · as of October 8, 2026
    Active · clear
17. Heflin & E Paul Plumbing INC

    Los Angeles, CA · CSLB #202227 · as of October 8, 2026
    Active · clear
18. Robert Stephen Hefner

    Merced, CA · CSLB #989907 · as of October 8, 2026
    Active · clear
19. Heim Boys Heating And Air

    Sacramento, CA · CSLB #1082699 · as of October 8, 2026
    Active · clear
20. Heirloom Heating And Air LLC

    El Sobrante, CA · CSLB #1077646 · as of October 8, 2026
    Active · clear
21. Held Heating And Air Conditioning Specialists

    San Diego, CA · CSLB #984892 · as of October 8, 2026
    Active · clear
22. Helios Climate Industries

    San Francisco, CA · CSLB #1120465 · as of October 8, 2026
    Active · clear
23. Helios Hvacr Services LLC

    Maitland, CA · CSLB #1139817 · as of October 8, 2026
    Active · clear
24. Hella Comfort Heating & Air INC

    Woodland, CA · CSLB #1105737 · as of October 8, 2026
    Active · clear
25. Hello Youngs Heating & Air

    Orangevale, CA · CSLB #1137749 · as of October 8, 2026
    Active · clear
26. Helping Hand Services

    Alta Loma, CA · CSLB #980121 · as of October 8, 2026
    Active · clear
27. Helping Hands HVAC

    Elk Grove, CA · CSLB #1101972 · as of October 8, 2026
    Active · clear
28. Help-me HVAC LLC

    Reseda, CA · CSLB #1149151 · as of October 8, 2026
    Active · clear
29. Help Plumbing Heating & Air INC

    Stanton, CA · CSLB #691452 · as of October 8, 2026
    Active · clear
30. He Man A/c Master INC

    Arcadia, CA · CSLB #1044166 · as of October 8, 2026
    Active · clear
31. Hemet Valley Air Conditioning INC

    Hemet, CA · CSLB #657349 · as of October 8, 2026
    Active · clear
32. Hempel Air

    Covina, CA · CSLB #619827 · as of October 8, 2026
    Active · clear
33. Henderson Heating & Air Conditioning

    Newcastle, CA · CSLB #820611 · as of October 8, 2026
    Active · clear
34. Henderson's Heating And Air Conditioning INC

    Bonita, CA · CSLB #622391 · as of October 8, 2026
    Active · clear
35. Hennessey Heating & Air INC

    Sun Valley, CA · CSLB #891967 · as of October 8, 2026
    Active · clear
36. Henri's A/c CO

    Los Angeles, CA · CSLB #966506 · as of October 8, 2026
    Active · clear
37. Henry Alex Johnson

    Los Angeles, CA · CSLB #1108528 · as of October 8, 2026
    Active · clear
38. Mark Henry H.V.A.C. INC

    Incline Village, CA · CSLB #770567 · as of October 8, 2026
    Active · clear
39. Henry Repairs HVAC INC

    Lakeport, CA · CSLB #1037865 · as of October 8, 2026
    Active · clear
40. Henry's HVAC INC

    Hawthorne, CA · CSLB #1079369 · as of October 8, 2026
    Active · clear
41. Henson And Son's Heating And Cooling LLC

    Riverside, CA · CSLB #1126314 · as of October 8, 2026
    Active · clear
42. Herberth Air INC

    Orange, CA · CSLB #1023289 · as of October 8, 2026
    Active · clear
43. Herbert Mechanical

    Stanton, CA · CSLB #1022588 · as of October 8, 2026
    Active · clear
44. Hercules Heating And Air Conditioning

    Carson, CA · CSLB #597250 · as of October 8, 2026
    Active · clear
45. Heritage Mechanical Services

    Atwater, CA · CSLB #1157507 · as of October 8, 2026
    Active · clear
46. Hermanson Company LLP

    Kent, CA · CSLB #1116169 · as of October 8, 2026
    Active · clear
47. Hermetic Heating And Air

    Palm Desert, CA · CSLB #1064258 · as of October 8, 2026
    Active · clear
48. Hernandez Air Conditioning & Heating

    Bakersfield, CA · CSLB #1013034 · as of October 8, 2026
    Active · clear
49. Joel Hernandez

    Palmdale, CA · CSLB #1071193 · as of October 8, 2026
    Active · clear
50. Jorge Hernandez

    North Hollywood, CA · CSLB #782101 · as of October 8, 2026
    Active · clear
51. Ronny Hernandez

    Sunland, CA · CSLB #948106 · as of October 8, 2026
    Active · clear
52. Victor Hernandez

    Anaheim, CA · CSLB #1075807 · as of October 8, 2026
    Active · clear
53. Herranen Heating And Air

    Ben Lomond, CA · CSLB #814852 · as of October 8, 2026
    Active · clear
54. Mario Ariel Herrera

    San Fernando, CA · CSLB #1074695 · as of October 8, 2026
    Active · clear
55. Miguel Nazario Herrera

    Visalia, CA · CSLB #1132788 · as of October 8, 2026
    Active · clear
56. Jose Mauricio Herrera Rios

    Van Nuys, CA · CSLB #1096158 · as of October 8, 2026
    Active · clear
57. Herrera Sheet Metal And Air Conditioning INC

    Oxnard, CA · CSLB #891271 · as of October 8, 2026
    Active · clear
58. Hex Mechanical

    Patterson, CA · CSLB #1149371 · as of October 8, 2026
    Active · clear
59. Heynow Heating And Air Conditioning INC

    Santee, CA · CSLB #1071370 · as of October 8, 2026
    Active · clear
60. HF Mechanical

    Walnut Grove, CA · CSLB #1144011 · 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.