Licensed General Building (B) contractors in Mill Creek, CA

The California Contractors State License Board (CSLB) lists 2 General Building (B) contractors in Mill Creek, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of November 6, 2026.

2 contractors

1. William Olson & CO

   Mill Creek, CA · CSLB #539274 · as of November 6, 2026
   Active · clear
2. Andrea Werner Construction

   Mill Creek, CA · CSLB #1107723 · as of November 6, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of November 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.