Licensed General Engineering (A) contractors in Hillsborough, CA

The California Contractors State License Board (CSLB) lists 2 General Engineering (A) contractors in Hillsborough, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

2 contractors

1. Natural Systems Utilities-ca INC

   Hillsborough, CA · CSLB #751807 · as of June 27, 2026
   Active · clear
2. Thalle Construction CO INC

   Hillsborough, CA · CSLB #939863 · 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.