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 2, 2026.

Showing 5,641–5,700 of 8,995 contractors

1. Mitch's Refrigerated Air

   Squaw Valley, CA · CSLB #708315 · as of July 2, 2026
   Active · clear
2. Mixed Air Conditioned System

   Perris, CA · CSLB #1077344 · as of July 2, 2026
   Active · clear
3. Mize Guys Heating & Cooling

   Auburn, CA · CSLB #973836 · as of July 2, 2026
   Active · clear
4. MJ Heating & Cooling INC

   Adelanto, CA · CSLB #1153104 · as of July 2, 2026
   Active · clear
5. MJ Mechanical Enterprise INC

   Bakersfield, CA · CSLB #1055692 · as of July 2, 2026
   Active · clear
6. M J Mechanical Heating And Air Conditioning INC

   Lancaster, CA · CSLB #950153 · as of July 2, 2026
   Active · clear
7. M J Mechanical Services INC

   San Carlos, CA · CSLB #853653 · as of July 2, 2026
   Active · clear
8. M J N Mechanical

   Pacifica, CA · CSLB #1002315 · as of July 2, 2026
   Active · clear
9. M & J Restaurant Equipment

   Stockton, CA · CSLB #702826 · as of July 2, 2026
   Active · clear
10. M K Heating And Air Conditioning INC

    Chatsworth, CA · CSLB #956874 · as of July 2, 2026
    Active · clear
11. MK Mechanical INC

    Clovis, CA · CSLB #1078122 · as of July 2, 2026
    Active · clear
12. MLB Mechanical INC

    Fresno, CA · CSLB #1122984 · as of July 2, 2026
    Active · clear
13. M & L Plumbing CO INC

    Fresno, CA · CSLB #224778 · as of July 2, 2026
    Active · clear
14. M L Plumbing Heating And Air Conditioning

    Corona, CA · CSLB #780110 · as of July 2, 2026
    Active · clear
15. M & M Air Conditioning

    Anaheim, CA · CSLB #862363 · as of July 2, 2026
    Active · clear
16. M & M Air Conditioning INC

    Menifee, CA · CSLB #628341 · as of July 2, 2026
    Active · clear
17. M M Airflow Pro

    Whittier, CA · CSLB #1149222 · as of July 2, 2026
    Active · clear
18. Mndz HVAC

    National City, CA · CSLB #1141927 · as of July 2, 2026
    Active · clear
19. Mo Air Mechanical INC

    San Juan Capistrano, CA · CSLB #1042124 · as of July 2, 2026
    Active · clear
20. Mobley Comfort Solutions Heating & Cooling INC

    Ukiah, CA · CSLB #1138041 · as of July 2, 2026
    Active · clear
21. Mod Comfort Solutions Heating And Air Conditioning

    San Ramon, CA · CSLB #1127091 · as of July 2, 2026
    Active · clear
22. Modern Air Chilling & Heating INC

    Sun Valley, CA · CSLB #1070641 · as of July 2, 2026
    Active · clear
23. Modern-air Conditioning Company

    Harbor City, CA · CSLB #472651 · as of July 2, 2026
    Active · clear
24. Modern Air Mechanical

    Merced, CA · CSLB #569680 · as of July 2, 2026
    Active · clear
25. Modern Comfort And Air INC

    Riverside, CA · CSLB #1106235 · as of July 2, 2026
    Active · clear
26. Modern Comfort Solutions INC

    Redding, CA · CSLB #1048001 · as of July 2, 2026
    Active · clear
27. Modern Heating & Air Conditioning INC

    Rosemead, CA · CSLB #923122 · as of July 2, 2026
    Active · clear
28. Modern Heating / Air Conditioning Services INC

    Modesto, CA · CSLB #985001 · as of July 2, 2026
    Active · clear
29. Modern Heating And Air Conditioning

    Oakland, CA · CSLB #685104 · as of July 2, 2026
    Active · clear
30. Modesto Refrigeration Incorporated

    Salida, CA · CSLB #872227 · as of July 2, 2026
    Active · clear
31. Modual A/c Systems INC

    Whittier, CA · CSLB #466535 · as of July 2, 2026
    Active · clear
32. Moffitt Mechanical LLC

    Jacksonville Beach, CA · CSLB #978745 · as of July 2, 2026
    Active · clear
33. Mohammad Nabi Abid

    Rancho Cordova, CA · CSLB #1138277 · as of July 2, 2026
    Active · clear
34. Mohin INC

    Pittsburg, CA · CSLB #1058609 · as of July 2, 2026
    Active · clear
35. Mojave Desert Heating & Cooling INC

    Bishop, CA · CSLB #573871 · as of July 2, 2026
    Active · clear
36. Erik Moje

    Turlock, CA · CSLB #1056555 · as of July 2, 2026
    Active · clear
37. Monaco Mechanical

    Santa Rosa, CA · CSLB #1055854 · as of July 2, 2026
    Active · clear
38. Mike Mondabaugh Ac INC

    Lawndale, CA · CSLB #990089 · as of July 2, 2026
    Active · clear
39. R Momi Heating & Air-conditioning

    Lakewood, CA · CSLB #1067290 · as of July 2, 2026
    Active · clear
40. Michael Monnier

    Lincoln, CA · CSLB #1080591 · as of July 2, 2026
    Active · clear
41. Mono Freezer

    Long Beach, CA · CSLB #926981 · as of July 2, 2026
    Active · clear
42. Montalv Mechanical

    Canyon Country, CA · CSLB #1055005 · as of July 2, 2026
    Active · clear
43. Monterey Peninsula Sheet Metal

    Seaside, CA · CSLB #966812 · as of July 2, 2026
    Active · clear
44. Monteros Heating & Air Conditioning

    Mountain View, CA · CSLB #989002 · as of July 2, 2026
    Active · clear
45. Daniel Montes & Son Air Conditioning And Heating

    San Dimas, CA · CSLB #647493 · as of July 2, 2026
    Active · clear
46. Montoya Heating & Air

    Woodland, CA · CSLB #1127848 · as of July 2, 2026
    Active · clear
47. Ted Montoya Heating And Air Cond

    Newbury Park, CA · CSLB #1010388 · as of July 2, 2026
    Active · clear
48. Monzo HVAC Consulting INC

    Concord, CA · CSLB #1140108 · as of July 2, 2026
    Active · clear
49. Moon's Heating And Air Conditioning

    Sacramento, CA · CSLB #1028783 · as of July 2, 2026
    Active · clear
50. Moore Air INC

    Los Angeles, CA · CSLB #973297 · as of July 2, 2026
    Active · clear
51. Moore Cooling And Comfort

    Santa Cruz, CA · CSLB #1084225 · as of July 2, 2026
    Active · clear
52. Moore Heating And Air Conditioning

    Cameron Park, CA · CSLB #800752 · as of July 2, 2026
    Active · clear
53. Moore Heating And Air Conditioning

    Chico, CA · CSLB #968611 · as of July 2, 2026
    Active · clear
54. Moore Mechanical Heating And Air Conditioning

    Dublin, CA · CSLB #1085045 · as of July 2, 2026
    Active · clear
55. Moore's Heating & Air Conditioning

    Aguanga, CA · CSLB #856307 · as of July 2, 2026
    Active · clear
56. Mora Acosta Juan Pablo

    Visalia, CA · CSLB #1135849 · as of July 2, 2026
    Active · clear
57. Morair Air Conditioning & Heating

    Indio, CA · CSLB #1000680 · as of July 2, 2026
    Active · clear
58. Mor Air INC

    North Hollywood, CA · CSLB #996969 · as of July 2, 2026
    Active · clear
59. Ceasar Labao Morais - Yun

    Norwalk, CA · CSLB #985795 · as of July 2, 2026
    Active · clear
60. Morales Heating And Cooling LLC

    Canoga Park, CA · CSLB #1129311 · as of July 2, 2026
    Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 2, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.