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 5,161–5,220 of 8,936 contractors

1. LMJ HVAC

   South San Francisco, CA · CSLB #1066509 · as of October 8, 2026
   Active · clear
2. L & M Mechanical INC

   Chatsworth, CA · CSLB #672198 · as of October 8, 2026
   Active · clear
3. LMP Heating & Air INC

   Long Beach, CA · CSLB #1038884 · as of October 8, 2026
   Active · clear
4. Lobo Heating & Air INC

   San Diego, CA · CSLB #1158163 · as of October 8, 2026
   Active · clear
5. Lobo Mechanical HVAC Solutions

   Dixon, CA · CSLB #1150729 · as of October 8, 2026
   Active · clear
6. Local Ac Guy

   Woodlake, CA · CSLB #1143029 · as of October 8, 2026
   Active · clear
7. Local Air Conditioning Company

   Anaheim, CA · CSLB #823545 · as of October 8, 2026
   Active · clear
8. Local Air Conditioning & Heating

   Desert Hot Springs, CA · CSLB #1160876 · as of October 8, 2026
   Active · clear
9. Local Comfort

   Hemet, CA · CSLB #1156843 · as of October 8, 2026
   Active · clear
10. Local Heating And Air

    Citrus Heights, CA · CSLB #1058688 · as of October 8, 2026
    Active · clear
11. Local Heating And Cooling

    Bonita, CA · CSLB #1127481 · as of October 8, 2026
    Active · clear
12. Local HVAC Pro INC

    Victorville, CA · CSLB #1057907 · as of October 8, 2026
    Active · clear
13. Local Pros Heating And Air Conditioning

    Elk Grove, CA · CSLB #1136762 · as of October 8, 2026
    Active · clear
14. Loc Bao Nguyen

    San Gabriel, CA · CSLB #1146191 · as of October 8, 2026
    Active · clear
15. Loeza Mechanical INC

    Yucaipa, CA · CSLB #1060486 · as of October 8, 2026
    Active · clear
16. Logan Heating & Air Conditioning INC

    Grand Terrace, CA · CSLB #1102044 · as of October 8, 2026
    Active · clear
17. Logan Mechanical INC

    Norco, CA · CSLB #803586 · as of October 8, 2026
    Active · clear
18. Logical H V A C Solutions INC

    Fresno, CA · CSLB #977819 · as of October 8, 2026
    Active · clear
19. Lo-grim Mechanical INC

    North Highlands, CA · CSLB #1096009 · as of October 8, 2026
    Active · clear
20. L&o Heating & Air Conditioning

    Simi Valley, CA · CSLB #1042630 · as of October 8, 2026
    Active · clear
21. Loma Linda Heat And Air Conditioning INC

    San Bernardino, CA · CSLB #825214 · as of October 8, 2026
    Active · clear
22. J A Lomeli Heating & Air

    Rialto, CA · CSLB #1057490 · as of October 8, 2026
    Active · clear
23. Longs Hvacr

    San Diego, CA · CSLB #591530 · as of October 8, 2026
    Active · clear
24. Long Term HVAC

    Tujunga, CA · CSLB #1110995 · as of October 8, 2026
    Active · clear
25. Loo Enterprises

    Corcoran, CA · CSLB #979529 · as of October 8, 2026
    Active · clear
26. Loomis Refrigeration INC

    Atascadero, CA · CSLB #329012 · as of October 8, 2026
    Active · clear
27. Lopez Air Conditioning INC

    El Centro, CA · CSLB #996751 · as of October 8, 2026
    Active · clear
28. Lopez Heating

    San Francisco, CA · CSLB #1025103 · as of October 8, 2026
    Active · clear
29. Hector Lopez

    Fremont, CA · CSLB #929383 · as of October 8, 2026
    Active · clear
30. Lopez Mechanical Solutions

    Menifee, CA · CSLB #1153960 · as of October 8, 2026
    Active · clear
31. Lorenzo Heating & Cooling

    San Jose, CA · CSLB #1104021 · as of October 8, 2026
    Active · clear
32. Los Angeles Air Department

    Panorama City, CA · CSLB #958769 · as of October 8, 2026
    Active · clear
33. Los Peak HVAC INC

    Hacienda Heights, CA · CSLB #1132322 · as of October 8, 2026
    Active · clear
34. Lotshaw Mechanical INC

    Apple Valley, CA · CSLB #420827 · as of October 8, 2026
    Active · clear
35. Louie Louie Heating & Air INC

    Fresno, CA · CSLB #1109391 · as of October 8, 2026
    Active · clear
36. Louies Plumbing, Heating & Air

    Murrieta, CA · CSLB #846496 · as of October 8, 2026
    Active · clear
37. Lou's Heating And Air Conditioning INC

    Nuevo, CA · CSLB #457452 · as of October 8, 2026
    Active · clear
38. Lovazzano HVAC INC

    Hayward, CA · CSLB #942258 · as of October 8, 2026
    Active · clear
39. Love Aire Heating And Cooling

    Azusa, CA · CSLB #1076894 · as of October 8, 2026
    Active · clear
40. Low Cost Heating And Air Conditioning INC

    Murrieta, CA · CSLB #1001077 · as of October 8, 2026
    Active · clear
41. Low Desert Heating & Cooling Refrigeration INC

    Desert Hot Springs, CA · CSLB #1150246 · as of October 8, 2026
    Active · clear
42. Lowe's Air Duct Cleaning

    San Jose, CA · CSLB #1062991 · as of October 8, 2026
    Active · clear
43. Lowrey's Heating And Air Conditioning INC

    Hanford, CA · CSLB #1124496 · as of October 8, 2026
    Active · clear
44. Loza's HVAC

    Santa Ana, CA · CSLB #1006973 · as of October 8, 2026
    Active · clear
45. LP Ac & Heating INC

    Gardena, CA · CSLB #1015007 · as of October 8, 2026
    Active · clear
46. LPP A/c And Heating Service

    Northridge, CA · CSLB #1059001 · as of October 8, 2026
    Active · clear
47. LP Quality Air

    Chatsworth, CA · CSLB #1079917 · as of October 8, 2026
    Active · clear
48. Lre Air Conditioning & Refrigeration INC

    Perris, CA · CSLB #1106841 · as of October 8, 2026
    Active · clear
49. LRG Mechanical INC

    Santa Clarita, CA · CSLB #1062830 · as of October 8, 2026
    Active · clear
50. LR HVAC Mechanical

    Canoga Park, CA · CSLB #1162325 · as of October 8, 2026
    Active · clear
51. L & T Air Conditioning & Heating Company INC

    El Monte, CA · CSLB #509737 · as of October 8, 2026
    Active · clear
52. Lua's Air Conditioning

    Coachella, CA · CSLB #1030896 · as of October 8, 2026
    Active · clear
53. Luas Hvac/appliance Repair

    Needles, CA · CSLB #908423 · as of October 8, 2026
    Active · clear
54. Lucky's Expert Air

    Bakersfield, CA · CSLB #1088145 · as of October 8, 2026
    Active · clear
55. Lugenbeel Mechanical Services

    Chico, CA · CSLB #848565 · as of October 8, 2026
    Active · clear
56. Lugg HVAC Services

    Glendora, CA · CSLB #1153600 · as of October 8, 2026
    Active · clear
57. Luigi Heating & Air Mechanical

    Carson, CA · CSLB #992476 · as of October 8, 2026
    Active · clear
58. Jin Tang Liu

    La Puente, CA · CSLB #1141160 · as of October 8, 2026
    Active · clear
59. Luis Gabriel Corona

    Desert Hot Springs, CA · CSLB #1151550 · as of October 8, 2026
    Active · clear
60. Luis Heating & Air Conditioning

    Rialto, CA · CSLB #922432 · 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.