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

The California Contractors State License Board (CSLB) lists 4 Heating & Air Conditioning (C-20) contractors in San Lorenzo, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

4 contractors

1. Alaniz Heating & Air

   San Lorenzo, CA · CSLB #1044935 · as of June 27, 2026
   Active · clear
2. Oliver Heating And Air

   San Lorenzo, CA · CSLB #915348 · as of June 27, 2026
   Active · clear
3. R & L Mechanical INC

   San Lorenzo, CA · CSLB #1114298 · as of June 27, 2026
   Active · clear
4. The Way Mechanical

   San Lorenzo, CA · CSLB #1152130 · 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.