Licensed Sheet Metal (C-43) contractors in South San Francisco, CA

The California Contractors State License Board (CSLB) lists 3 Sheet Metal (C-43) contractors in South San Francisco, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of August 12, 2026.

3 contractors

1. Berlin Food & Lab Equipment CO

   South San Francisco, CA · CSLB #941086 · as of August 12, 2026
   Active · clear
2. Custom Sheet Metal & Rain Gutter Systems INC

   South San Francisco, CA · CSLB #1086350 · as of August 12, 2026
   Active · clear
3. R S Raingutter & Sheetmetal

   South San Francisco, CA · CSLB #1069787 · as of August 12, 2026
   Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of August 12, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.