IsItLicensed
Public Record · California Contractors

Licensed Heating & Air Conditioning (C-20) contractors in San Diego, CA

The California Contractors State License Board (CSLB) lists 166 Heating & Air Conditioning (C-20) contractors in San Diego, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

Showing 1–60 of 166 contractors

  1. 5 Star Mechanical INC
    San Diego, CA · CSLB #1157122 · as of June 27, 2026
    Active · clear
  2. Abc Heating & Air
    San Diego, CA · CSLB #1135277 · as of June 27, 2026
    Active · clear
  3. Ace Contractors
    San Diego, CA · CSLB #1031362 · as of June 27, 2026
    Active · clear
  4. A C & H Mechanical Corp
    San Diego, CA · CSLB #1023907 · as of June 27, 2026
    Active · clear
  5. A / C Mechanical Sol INC
    San Diego, CA · CSLB #923310 · as of June 27, 2026
    Active · clear
  6. Mssd Mechanical INC DBA Ac Sure Plan
    San Diego, CA · CSLB #1093749 · as of June 27, 2026
    Active · clear
  7. Aeris Mechanical INC
    San Diego, CA · CSLB #981088 · as of June 27, 2026
    Active · clear
  8. Affordable Service Appliance INC
    San Diego, CA · CSLB #893403 · as of June 27, 2026
    Active · clear
  9. Agair Enterprises INC
    San Diego, CA · CSLB #1092828 · as of June 27, 2026
    Active · clear
  10. Air Logik
    San Diego, CA · CSLB #883537 · as of June 27, 2026
    Active · clear
  11. Air Plus Heating & Cooling
    San Diego, CA · CSLB #616223 · as of June 27, 2026
    Active · clear
  12. Air Support Heating & Air Conditioning
    San Diego, CA · CSLB #919823 · as of June 27, 2026
    Active · clear
  13. Air Tech Mechanical
    San Diego, CA · CSLB #1115232 · as of June 27, 2026
    Active · clear
  14. Ambient Heating & Air Conditioning
    San Diego, CA · CSLB #856050 · as of June 27, 2026
    Active · clear
  15. America Heating And Air Conditioning
    San Diego, CA · CSLB #975037 · as of June 27, 2026
    Active · clear
  16. American Ace Plumbing And Drain
    San Diego, CA · CSLB #974726 · as of June 27, 2026
    Active · clear
  17. Amp HVAC
    San Diego, CA · CSLB #1156795 · as of June 27, 2026
    Active · clear
  18. Andrade Cooling And Heating
    San Diego, CA · CSLB #1147575 · as of June 27, 2026
    Active · clear
  19. Apex Mechanical Systems INC
    San Diego, CA · CSLB #831345 · as of June 27, 2026
    Active · clear
  20. Arctic Airflow Heating & Air Conditioning INC
    San Diego, CA · CSLB #1100944 · as of June 27, 2026
    Active · clear
  21. Ascend Plumbing INC
    San Diego, CA · CSLB #1066861 · as of June 27, 2026
    Active · clear
  22. Atlas HVAC INC
    San Diego, CA · CSLB #955327 · as of June 27, 2026
    Active · clear
  23. Atlas Mechanical INC
    San Diego, CA · CSLB #622960 · as of June 27, 2026
    Active · clear
  24. Ats Heating And Air Corp
    San Diego, CA · CSLB #1004762 · as of June 27, 2026
    Active · clear
  25. Bluebay Mechanical
    San Diego, CA · CSLB #1148556 · as of June 27, 2026
    Active · clear
  26. Bob Jenson Air Conditioning INC
    San Diego, CA · CSLB #340838 · as of June 27, 2026
    Active · clear
  27. Buckland Refrigeration INC
    San Diego, CA · CSLB #1020209 · as of June 27, 2026
    Active · clear
  28. BY The Book Plumbing Heating Air Conditioning
    San Diego, CA · CSLB #1078955 · as of June 27, 2026
    Active · clear
  29. Cal - Cool Mechanical
    San Diego, CA · CSLB #741451 · as of June 27, 2026
    Active · clear
  30. Campbell Mechanical
    San Diego, CA · CSLB #1141925 · as of June 27, 2026
    Active · clear
  31. Casablanca Heating & Air Conditioning INC
    San Diego, CA · CSLB #526487 · as of June 27, 2026
    Active · clear
  32. Caspian Glory INC
    San Diego, CA · CSLB #1113447 · as of June 27, 2026
    Active · clear
  33. Castle Comfort
    San Diego, CA · CSLB #1034840 · as of June 27, 2026
    Active · clear
  34. Celsius Mechanical
    San Diego, CA · CSLB #1129053 · as of June 27, 2026
    Active · clear
  35. CFM Systems INC DBA Chill Factor Mechanical
    San Diego, CA · CSLB #961322 · as of June 27, 2026
    Active · clear
  36. Classic Plumbing Heating & Air
    San Diego, CA · CSLB #1143182 · as of June 27, 2026
    Active · clear
  37. Climate Heating And Air Conditioning INC
    San Diego, CA · CSLB #1048200 · as of June 27, 2026
    Active · clear
  38. Climate Paradise
    San Diego, CA · CSLB #1134279 · as of June 27, 2026
    Active · clear
  39. Colepepper Plumbing INC
    San Diego, CA · CSLB #999813 · as of June 27, 2026
    Active · clear
  40. Collins Pacific Plumbing INC
    San Diego, CA · CSLB #567701 · as of June 27, 2026
    Active · clear
  41. Comfort Air Conditioning And Heating
    San Diego, CA · CSLB #1075238 · as of June 27, 2026
    Active · clear
  42. Comfort City Mechanical INC
    San Diego, CA · CSLB #1039387 · as of June 27, 2026
    Active · clear
  43. Coolfix Pro INC
    San Diego, CA · CSLB #1132907 · as of June 27, 2026
    Active · clear
  44. Cool Guys
    San Diego, CA · CSLB #1156890 · as of June 27, 2026
    Active · clear
  45. Coolheat HVAC
    San Diego, CA · CSLB #1132145 · as of June 27, 2026
    Active · clear
  46. Cool With Browns HVAC
    San Diego, CA · CSLB #1112905 · as of June 27, 2026
    Active · clear
  47. Cross Breeze Heating & Air
    San Diego, CA · CSLB #1055889 · as of June 27, 2026
    Active · clear
  48. Day To Day Heating And Cooling
    San Diego, CA · CSLB #1082620 · as of June 27, 2026
    Active · clear
  49. D C A C Air Conditioning
    San Diego, CA · CSLB #1014884 · as of June 27, 2026
    Active · clear
  50. Dispatch Heating, Air Conditioning & Refrigeration
    San Diego, CA · CSLB #1130496 · as of June 27, 2026
    Active · clear
  51. Dma Mechanical INC
    San Diego, CA · CSLB #1071053 · as of June 27, 2026
    Active · clear
  52. Dre's Heating & A / C
    San Diego, CA · CSLB #826794 · as of June 27, 2026
    Active · clear
  53. Duct Dynasty Heating & Air
    San Diego, CA · CSLB #1010169 · as of June 27, 2026
    Active · clear
  54. Eb Mechanical Services INC
    San Diego, CA · CSLB #1133954 · as of June 27, 2026
    Active · clear
  55. Elite Mechanical
    San Diego, CA · CSLB #1051095 · as of June 27, 2026
    Active · clear
  56. Essential Heating And Air Conditioning
    San Diego, CA · CSLB #1087501 · as of June 27, 2026
    Active · clear
  57. Evarything INC DBA Essential Plumbing
    San Diego, CA · CSLB #912213 · as of June 27, 2026
    Active · clear
  58. Everlast HVAC Corp Heating Cooling And Air Conditioning
    San Diego, CA · CSLB #1154898 · as of June 27, 2026
    Active · clear
  59. Evo Air
    San Diego, CA · CSLB #1032644 · as of June 27, 2026
    Active · clear
  60. Express Plumbing Heating And Air INC
    San Diego, CA · CSLB #954579 · as of June 27, 2026
    Active · clear

See all Heating & Air Conditioning (C-20) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.