Licensed Welding (C-60) contractors in Petaluma, CA

The California Contractors State License Board (CSLB) lists 3 Welding (C-60) contractors in Petaluma, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

3 contractors

1. Charles Custom Welding

   Petaluma, CA · CSLB #1008475 · as of June 27, 2026
   Active · clear
2. Redwood Welding

   Petaluma, CA · CSLB #1092359 · as of June 27, 2026
   Active · clear
3. Zappetini INC

   Petaluma, CA · CSLB #1046265 · 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.