Licensed Sheet Metal (C-43) contractors in Ontario, CA

The California Contractors State License Board (CSLB) lists 4 Sheet Metal (C-43) contractors in Ontario, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

4 contractors

1. American Stainless

   Ontario, CA · CSLB #1085845 · as of June 27, 2026
   Active · clear
2. Empire Sheet Metal INC

   Ontario, CA · CSLB #759685 · as of June 27, 2026
   Active · clear
3. JC Custom Sheet Metal LLC

   Ontario, CA · CSLB #1144832 · as of June 27, 2026
   Active · clear
4. Metal Engineering & MFG

   Ontario, CA · CSLB #409730 · as of June 27, 2026
   Active · clear

See all Sheet Metal (C-43) contractors in California →

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.