Licensed Heating & Air Conditioning (C-20) contractors in Harbor City, CA

The California Contractors State License Board (CSLB) lists 6 Heating & Air Conditioning (C-20) contractors in Harbor City, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

6 contractors

1. Ac Plumbing Heating & Air Conditioning INC DBA Ac Plumbing INC

   Harbor City, CA · CSLB #990504 · as of June 27, 2026
   Active · clear
2. Aj HVAC INC

   Harbor City, CA · CSLB #1117535 · as of June 27, 2026
   Active · clear
3. American All Star Heating And Air Conditioning

   Harbor City, CA · CSLB #1132463 · as of June 27, 2026
   Active · clear
4. Harbor Air Conditioning LLC

   Harbor City, CA · CSLB #1144099 · as of June 27, 2026
   Active · clear
5. Modern-air Conditioning Company

   Harbor City, CA · CSLB #472651 · as of June 27, 2026
   Active · clear
6. Nay Heating & Air INC

   Harbor City, CA · CSLB #1135509 · as of June 27, 2026
   Active · clear

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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.