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

The California Contractors State License Board (CSLB) lists 4 Heating & Air Conditioning (C-20) contractors in Wilmington, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 8, 2026.

4 contractors

1. Quality Refrigeration Company INC

   Wilmington, CA · CSLB #667341 · as of October 8, 2026
   Active · clear
2. Salas Heating & Air Conditioning

   Wilmington, CA · CSLB #959946 · as of October 8, 2026
   Active · clear
3. Urso Air Systems INC

   Wilmington, CA · CSLB #961408 · as of October 8, 2026
   Active · clear
4. Harbor Mechanical LLC

   Wilmington, CA · CSLB #1057086 · as of October 8, 2026
   Suspended

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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.