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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 121–166 of 166 contractors

  1. Proluxe Mechanical
    San Diego, CA · CSLB #1118878 · as of June 27, 2026
    Active · clear
  2. Proper Appliance Repair INC
    San Diego, CA · CSLB #1092397 · as of June 27, 2026
    Active · clear
  3. Protemp Solutions LLC
    San Diego, CA · CSLB #1157070 · as of June 27, 2026
    Active · clear
  4. Qualin Heating And Air
    San Diego, CA · CSLB #1079207 · as of June 27, 2026
    Active · clear
  5. Qualis Heating And Air
    San Diego, CA · CSLB #1015634 · as of June 27, 2026
    Active · clear
  6. Reliable Standard Group LLC
    San Diego, CA · CSLB #1103370 · as of June 27, 2026
    Active · clear
  7. Right Way Air & Heating
    San Diego, CA · CSLB #1147624 · as of June 27, 2026
    Active · clear
  8. RR HVAC INC
    San Diego, CA · CSLB #1020173 · as of June 27, 2026
    Active · clear
  9. Rsi HVAC LLC
    San Diego, CA · CSLB #1153760 · as of June 27, 2026
    Active · clear
  10. RSM Mechanical
    San Diego, CA · CSLB #1129352 · as of June 27, 2026
    Active · clear
  11. Sam's Heating And Air Conditioning INC
    San Diego, CA · CSLB #686398 · as of June 27, 2026
    Active · clear
  12. San Diego Cool Air INC
    San Diego, CA · CSLB #1074657 · as of June 27, 2026
    Active · clear
  13. San Diego Mechanical Pro
    San Diego, CA · CSLB #1055614 · as of June 27, 2026
    Active · clear
  14. Saree HVAC
    San Diego, CA · CSLB #1141323 · as of June 27, 2026
    Active · clear
  15. Schaeffer & Son's HVAC Services
    San Diego, CA · CSLB #977713 · as of June 27, 2026
    Active · clear
  16. Schumaker Air Heating
    San Diego, CA · CSLB #1102512 · as of June 27, 2026
    Active · clear
  17. SD Heating Air & Plumbing
    San Diego, CA · CSLB #1138650 · as of June 27, 2026
    Active · clear
  18. Caleb Seelinger
    San Diego, CA · CSLB #1123729 · as of June 27, 2026
    Active · clear
  19. Siberian Side INC
    San Diego, CA · CSLB #1147592 · as of June 27, 2026
    Active · clear
  20. Skilled Mechanical Solutions LLC
    San Diego, CA · CSLB #1143884 · as of June 27, 2026
    Active · clear
  21. SKY Clean Air INC
    San Diego, CA · CSLB #1036543 · as of June 27, 2026
    Active · clear
  22. Smith Air Conditioning
    San Diego, CA · CSLB #571419 · as of June 27, 2026
    Active · clear
  23. State Mechanical Systems INC
    San Diego, CA · CSLB #1111372 · as of June 27, 2026
    Active · clear
  24. Sunline Heating & Air
    San Diego, CA · CSLB #1152605 · as of June 27, 2026
    Active · clear
  25. Supreme Air Services INC
    San Diego, CA · CSLB #854961 · as of June 27, 2026
    Active · clear
  26. HVAC BY Red LLC DBA Surf Bros HVAC
    San Diego, CA · CSLB #1105589 · as of June 27, 2026
    Active · clear
  27. Tam Mechanical INC
    San Diego, CA · CSLB #1028848 · as of June 27, 2026
    Active · clear
  28. Withouski Enterprises INC DBA Tech Air
    San Diego, CA · CSLB #995003 · as of June 27, 2026
    Active · clear
  29. Thorough Ac LLC DBA Thorough Ac
    San Diego, CA · CSLB #1058517 · as of June 27, 2026
    Active · clear
  30. TL Services INC
    San Diego, CA · CSLB #846961 · as of June 27, 2026
    Active · clear
  31. Transform Heating & Air INC
    San Diego, CA · CSLB #1033437 · as of June 27, 2026
    Active · clear
  32. Western Environmental Systems Company
    San Diego, CA · CSLB #26814 · as of June 27, 2026
    Active · clear
  33. Wrights Heating And Air
    San Diego, CA · CSLB #767590 · as of June 27, 2026
    Active · clear
  34. Romio Heat & Cool
    San Diego, CA · CSLB #887104 · as of June 27, 2026
    Suspended · bond
  35. United HVAC
    San Diego, CA · CSLB #1135644 · as of June 27, 2026
    Suspended · bond
  36. A G R Mechanical
    San Diego, CA · CSLB #978327 · as of June 27, 2026
    Suspended · workers' comp
  37. Alex HVAC Services
    San Diego, CA · CSLB #1041724 · as of June 27, 2026
    Suspended · workers' comp
  38. BH Mechanical INC
    San Diego, CA · CSLB #1016256 · as of June 27, 2026
    Suspended · workers' comp
  39. Big City HVAC And Appliances Repair
    San Diego, CA · CSLB #1081758 · as of June 27, 2026
    Suspended · workers' comp
  40. California Pro Heating And Air
    San Diego, CA · CSLB #1068550 · as of June 27, 2026
    Suspended · workers' comp
  41. Custom Heating And Air INC
    San Diego, CA · CSLB #819484 · as of June 27, 2026
    Suspended · workers' comp
  42. Environmental Air Systems Heating And Air Conditioning
    San Diego, CA · CSLB #717682 · as of June 27, 2026
    Suspended · workers' comp
  43. Paulson A C
    San Diego, CA · CSLB #1044938 · as of June 27, 2026
    Suspended · workers' comp
  44. Southtown Mechanical
    San Diego, CA · CSLB #1091314 · as of June 27, 2026
    Suspended · workers' comp
  45. Surefit Heating & Air INC
    San Diego, CA · CSLB #1053734 · as of June 27, 2026
    Suspended · workers' comp
  46. T B D Consulting Services CO
    San Diego, CA · CSLB #1003513 · as of June 27, 2026
    Suspended · workers' comp

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.