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 October 6, 2026.

3 contractors

1. Charles Custom Welding

   Petaluma, CA · CSLB #1008475 · as of October 6, 2026
   Active · clear
2. Redwood Welding

   Petaluma, CA · CSLB #1092359 · as of October 6, 2026
   Active · clear
3. Zappetini INC

   Petaluma, CA · CSLB #1046265 · as of October 6, 2026
   Active · clear

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