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

The California Contractors State License Board (CSLB) lists 8,995 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 1, 2026.

Showing 4,741–4,800 of 8,995 contractors

1. J M S Heating And Air

   Citrus Heights, CA · CSLB #1050415 · as of July 1, 2026
   Active · clear
2. J M S Heating Cooling

   Stockton, CA · CSLB #1101454 · as of July 1, 2026
   Active · clear
3. J M S Mechanical INC

   Rohnert Park, CA · CSLB #811562 · as of July 1, 2026
   Active · clear
4. Jm's Refrigeration

   Wasco, CA · CSLB #703235 · as of July 1, 2026
   Active · clear
5. Jims Mechanical Services INC DBA JMS West HVAC

   Escondido, CA · CSLB #1064692 · as of July 1, 2026
   Active · clear
6. Jna Heating & Cooling

   Los Angeles, CA · CSLB #1090606 · as of July 1, 2026
   Active · clear
7. J N Centrifugal Technology

   Chino Hills, CA · CSLB #1140447 · as of July 1, 2026
   Active · clear
8. JNL Air Conditioning

   Long Beach, CA · CSLB #639288 · as of July 1, 2026
   Active · clear
9. JNT Comfort Corp

   W Covina, CA · CSLB #1123412 · as of July 1, 2026
   Active · clear
10. Jobon Heating And Air Conditioning

    Pleasant Hill, CA · CSLB #1120873 · as of July 1, 2026
    Active · clear
11. Joel's Air Conditioning

    Hemet, CA · CSLB #920888 · as of July 1, 2026
    Active · clear
12. Joe's Heating & Air

    Modesto, CA · CSLB #1122891 · as of July 1, 2026
    Active · clear
13. Joe's HVAC Services

    Bell Gardens, CA · CSLB #1113645 · as of July 1, 2026
    Active · clear
14. J&o Heating & Air LLC

    Watsonville, CA · CSLB #974127 · as of July 1, 2026
    Active · clear
15. John Burger Heating & Air Conditioning INC

    Yuba City, CA · CSLB #876533 · as of July 1, 2026
    Active · clear
16. John HVAC Services

    Murrieta, CA · CSLB #1094786 · as of July 1, 2026
    Active · clear
17. Johnny's Air

    La Palma, CA · CSLB #862918 · as of July 1, 2026
    Active · clear
18. Johnny's Air Conditioning Services

    Pasadena, CA · CSLB #554354 · as of July 1, 2026
    Active · clear
19. Johnny's Air Conditioning Services INC

    Pasadena, CA · CSLB #732339 · as of July 1, 2026
    Active · clear
20. Johnnys Hvac-sd INC

    San Diego, CA · CSLB #1018545 · as of July 1, 2026
    Active · clear
21. John Padilla Plumbing

    San Diego, CA · CSLB #1078951 · as of July 1, 2026
    Active · clear
22. John's Air Care Solutions

    Valley Center, CA · CSLB #1121011 · as of July 1, 2026
    Active · clear
23. John's Air Company

    Cerritos, CA · CSLB #668838 · as of July 1, 2026
    Active · clear
24. John's Air Conditioning Service

    29 Palms, CA · CSLB #734176 · as of July 1, 2026
    Active · clear
25. John's Heating & Air Conditioning

    Santee, CA · CSLB #880981 · as of July 1, 2026
    Active · clear
26. John's Heating & Air Conditioning

    Perris, CA · CSLB #776810 · as of July 1, 2026
    Active · clear
27. John's Heating & Air Conditioning A Partnership

    Reno, CA · CSLB #1017876 · as of July 1, 2026
    Active · clear
28. Johnson Air

    Clovis, CA · CSLB #808766 · as of July 1, 2026
    Active · clear
29. Glenn Johnson Cooling & Heating INC

    Blythe, CA · CSLB #994983 · as of July 1, 2026
    Active · clear
30. Johnson Heating And Air Conditioning

    Ventura, CA · CSLB #829745 · as of July 1, 2026
    Active · clear
31. JD Johnson Heating And Air INC

    Riverside, CA · CSLB #1036754 · as of July 1, 2026
    Active · clear
32. Jeff Johnson Air Conditioning & Heating

    Kingsburg, CA · CSLB #721279 · as of July 1, 2026
    Active · clear
33. Johnson Refrigeration INC

    Blythe, CA · CSLB #533106 · as of July 1, 2026
    Active · clear
34. Johnson's Mechanical

    Norco, CA · CSLB #706169 · as of July 1, 2026
    Active · clear
35. Wallace P Johnson Plumbing & Heating INC

    Atwood, CA · CSLB #262469 · as of July 1, 2026
    Active · clear
36. John S Roy Heating And Cooling INC

    Santa Monica, CA · CSLB #468557 · as of July 1, 2026
    Active · clear
37. Jo-mi Plumbing & Solar INC

    Los Angeles, CA · CSLB #243931 · as of July 1, 2026
    Active · clear
38. Jonathan Harper

    Tracy, CA · CSLB #1139322 · as of July 1, 2026
    Active · clear
39. Jones Heating And Air Conditioning

    Riverside, CA · CSLB #1138701 · as of July 1, 2026
    Active · clear
40. Jones Heating And Air Conditioning

    Clovis, CA · CSLB #1146358 · as of July 1, 2026
    Active · clear
41. Jones Refrigeration & Mechanical

    Chula Vista, CA · CSLB #1152837 · as of July 1, 2026
    Active · clear
42. Ronnie Jones Air Conditioning & Heating

    Wildomar, CA · CSLB #577548 · as of July 1, 2026
    Active · clear
43. Tom Jones

    Palmdale, CA · CSLB #1065250 · as of July 1, 2026
    Active · clear
44. Jordan Heating & Air Conditioning INC

    Mountain View, CA · CSLB #1099707 · as of July 1, 2026
    Active · clear
45. Kevin Jordan Heating & Air Conditioning Services

    Ceres, CA · CSLB #656743 · as of July 1, 2026
    Active · clear
46. Jordan Mechanical INC

    Napa, CA · CSLB #1054471 · as of July 1, 2026
    Active · clear
47. Jordan Sheet Metal

    Moss Beach, CA · CSLB #970636 · as of July 1, 2026
    Active · clear
48. Jose Reliable Heating Ventilation & Air Conditioning

    Sacramento, CA · CSLB #1126178 · as of July 1, 2026
    Active · clear
49. Jose's Refrigeration Service

    La Puente, CA · CSLB #745474 · as of July 1, 2026
    Active · clear
50. Josett Heating And Cooling

    Santa Clarita, CA · CSLB #839717 · as of July 1, 2026
    Active · clear
51. Jose Villalobos

    Bakersfield, CA · CSLB #1144353 · as of July 1, 2026
    Active · clear
52. Journey Air Conditioning CO INC

    Bakersfield, CA · CSLB #579030 · as of July 1, 2026
    Active · clear
53. JP Air Conditioning And Heating

    Fresno, CA · CSLB #918549 · as of July 1, 2026
    Active · clear
54. JP Heating & Air

    Turlock, CA · CSLB #749232 · as of July 1, 2026
    Active · clear
55. J P Heating And Air INC

    Whittier, CA · CSLB #1083478 · as of July 1, 2026
    Active · clear
56. JP Heating And Cooling

    Santa Ana, CA · CSLB #1086403 · as of July 1, 2026
    Active · clear
57. JP HVAC

    Lemon Grove, CA · CSLB #1150324 · as of July 1, 2026
    Active · clear
58. JP Mechanical HVAC

    Santa Rosa, CA · CSLB #1013437 · as of July 1, 2026
    Active · clear
59. JP Mechanical Services INC

    Hollister, CA · CSLB #1126274 · as of July 1, 2026
    Active · clear
60. J P M Heating & Air INC

    El Cajon, CA · CSLB #947115 · as of July 1, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 1, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.