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 6, 2026.

Showing 61–120 of 8,936 contractors

1. 619 Heating And Air

   Chula Vista, CA · CSLB #1084005 · as of October 6, 2026
   Active · clear
2. 72 Degrees

   San Jose, CA · CSLB #874695 · as of October 6, 2026
   Active · clear
3. 72 Degrees HVAC INC

   Menifee, CA · CSLB #1055361 · as of October 6, 2026
   Active · clear
4. 72 Heating & Cooling

   Fresno, CA · CSLB #965707 · as of October 6, 2026
   Active · clear
5. 72 Infinity Heating & Air INC

   San Jose, CA · CSLB #1023090 · as of October 6, 2026
   Active · clear
6. 72 Mechanical Heating And Air Conditioning

   Oxnard, CA · CSLB #1102700 · as of October 6, 2026
   Active · clear
7. 74 Degrees Heating & Air INC

   Lennox, CA · CSLB #1045563 · as of October 6, 2026
   Active · clear
8. 7 Days Heating And A/c INC

   Sacramento, CA · CSLB #880581 · as of October 6, 2026
   Active · clear
9. 7 Two Degry's Air Cond & Heating

   West Hills, CA · CSLB #1114795 · as of October 6, 2026
   Active · clear
10. 805 Mechanical

    Simi Valley, CA · CSLB #918846 · as of October 6, 2026
    Active · clear
11. 831 Heating INC

    Salinas, CA · CSLB #942194 · as of October 6, 2026
    Active · clear
12. 888 HVAC INC

    Sherman Oaks, CA · CSLB #1095549 · as of October 6, 2026
    Active · clear
13. 88 Mechanical INC

    Fresno, CA · CSLB #1046164 · as of October 6, 2026
    Active · clear
14. A100 Percent Guarantee Heating And A/c

    Vacaville, CA · CSLB #1013845 · as of October 6, 2026
    Active · clear
15. A 1 Air Conditioning & Heating

    Tehachapi, CA · CSLB #513140 · as of October 6, 2026
    Active · clear
16. A-1 American Plumbing Heating And Air Conditioning

    San Leandro, CA · CSLB #962989 · as of October 6, 2026
    Active · clear
17. A-1 Comfort Heating & Air

    Fairfield, CA · CSLB #1160544 · as of October 6, 2026
    Active · clear
18. A1 Elite Air Condition INC

    Woodland Hills, CA · CSLB #1022299 · as of October 6, 2026
    Active · clear
19. A-1 Heating And Cooling INC

    San Jose, CA · CSLB #966809 · as of October 6, 2026
    Active · clear
20. A1 HVAC Crew INC

    Whittier, CA · CSLB #1109400 · as of October 6, 2026
    Active · clear
21. A1 Industrial Heating & Cooling

    Los Angeles, CA · CSLB #968144 · as of October 6, 2026
    Active · clear
22. A-1 Ocean Breeze INC

    Canyon Country, CA · CSLB #752344 · as of October 6, 2026
    Active · clear
23. A-1 Plumbing Heating & Air Conditioning Services

    Sherman Oaks, CA · CSLB #949837 · as of October 6, 2026
    Active · clear
24. A-1 Ray's Air Conditioning & Heating

    Fresno, CA · CSLB #786872 · as of October 6, 2026
    Active · clear
25. A1r Kare Pros

    Pacoima, CA · CSLB #1014152 · as of October 6, 2026
    Active · clear
26. A - 1 Service Appliances INC

    Los Angeles, CA · CSLB #924501 · as of October 6, 2026
    Active · clear
27. A - 1 Total Air Care

    Rio Linda, CA · CSLB #559260 · as of October 6, 2026
    Active · clear
28. A2z Affordable Air Services

    Los Banos, CA · CSLB #1125969 · as of October 6, 2026
    Active · clear
29. A 2 Z Refrigeration Company

    Woodland Hills, CA · CSLB #919734 · as of October 6, 2026
    Active · clear
30. A4 Heating And Air

    Gilroy, CA · CSLB #1135765 · as of October 6, 2026
    Active · clear
31. Aaa Ac & Heating INC

    Sacramento, CA · CSLB #1102027 · as of October 6, 2026
    Active · clear
32. Aaa Arroyo Air Comfort

    Fontana, CA · CSLB #1158397 · as of October 6, 2026
    Active · clear
33. Aaa Arroyo Air Comfort

    Norco, CA · CSLB #700053 · as of October 6, 2026
    Active · clear
34. A A A Electrical Service Group INC

    Northridge, CA · CSLB #974763 · as of October 6, 2026
    Active · clear
35. Aaa Energy Systems INC

    Santa Rosa, CA · CSLB #443118 · as of October 6, 2026
    Active · clear
36. Rando Aaa HVAC INC DBA Aaa Furnace And Air Conditioning CO

    San Jose, CA · CSLB #768871 · as of October 6, 2026
    Active · open complaint
37. A & A Air Service

    Antelope, CA · CSLB #1162120 · as of October 6, 2026
    Active · clear
38. Rick Ballard DBA A A A Plumbing Heating & Air Conditioning

    Redlands, CA · CSLB #670596 · as of October 6, 2026
    Active · clear
39. Aaa Quality Heating And Cooling INC

    Oceanside, CA · CSLB #1111629 · as of October 6, 2026
    Active · clear
40. Aa Atlas Plumbing Heating & Air Conditioning

    Yorba Linda, CA · CSLB #739971 · as of October 6, 2026
    Active · clear
41. Aaces Heating Air Conditioning And Swamp Coolers

    Oak Hills, CA · CSLB #1100622 · as of October 6, 2026
    Active · clear
42. Aace's Heating Air Conditioning & Swamp Coolers

    Oak Hills, CA · CSLB #918978 · as of October 6, 2026
    Active · clear
43. Aac Heating And Air INC

    Garden Grove, CA · CSLB #1053386 · as of October 6, 2026
    Active · clear
44. A & A Climate Controls

    Stockton, CA · CSLB #1154926 · as of October 6, 2026
    Active · clear
45. Aaero Heating & Sheet Metal INC

    Novato, CA · CSLB #278370 · as of October 6, 2026
    Active · clear
46. A A Heating And A/c

    Daly City, CA · CSLB #936969 · as of October 6, 2026
    Active · clear
47. Aa HVAC INC

    Ontario, CA · CSLB #1057513 · as of October 6, 2026
    Active · clear
48. Zimmer Mechanical Company LLC DBA Aairco Air Conditioning And Hea

    La Mesa, CA · CSLB #962065 · as of October 6, 2026
    Active · clear
49. A+ Air Comfort Solutions INC

    Escondido, CA · CSLB #1057942 · as of October 6, 2026
    Active · clear
50. A + Air Conditioning And Heating

    Indio, CA · CSLB #998649 · as of October 6, 2026
    Active · clear
51. A + Air Cooling And Heating

    Visalia, CA · CSLB #868916 · as of October 6, 2026
    Active · clear
52. A + Air Corp

    Rancho Cucamonga, CA · CSLB #803450 · as of October 6, 2026
    Active · clear
53. A Air Heating And Air Conditioning

    El Cajon, CA · CSLB #1085449 · as of October 6, 2026
    Active · clear
54. Larry M Aandahl

    Jurupa Valley, CA · CSLB #504158 · as of October 6, 2026
    Active · clear
55. A And E Heating And Air Conditioning INC

    Yucaipa, CA · CSLB #1076439 · as of October 6, 2026
    Active · clear
56. A And E Heating And Cooling INC

    Tujunga, CA · CSLB #1079568 · as of October 6, 2026
    Active · clear
57. Albert Olalde DBA A And G Air Conditioning Services

    Indio, CA · CSLB #743185 · as of October 6, 2026
    Active · clear
58. A And M Heating And Air Conditioning

    Saugus, CA · CSLB #473693 · as of October 6, 2026
    Active · clear
59. A & A Plumbing

    Sunnyvale, CA · CSLB #801323 · as of October 6, 2026
    Active · clear
60. Aa Pro Heating & Cooling INC

    Stockton, CA · CSLB #1120906 · as of October 6, 2026
    Active · clear

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.