Licensed Plumbing (C-36) contractors in San Marino, CA

The California Contractors State License Board (CSLB) lists 2 Plumbing (C-36) contractors in San Marino, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

2 contractors

1. Aquatech Engineering INC DBA Aquatech Backflow Services

   San Marino, CA · CSLB #639936 · as of June 27, 2026
   Active · clear
2. Arroyo Flow Plumbing INC

   San Marino, CA · CSLB #1156447 · 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.