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Sheet Metal in Ontario, CA

5 records with this classification and Ontario as their locality of record, from CSLB's records, as of November 3, 2026.

Source: California Contractors State License Board (CSLB) — records as of November 3, 2026. Records change; the board’s own CSLB License Check is the current source.

• AMERICAN STAINLESS CLEAR
  License 1085845 · expires January 31, 2028
• DIAMOND AIR SERVICES INC CLEAR
  License 1047483 · expires November 30, 2027
• EMPIRE SHEET METAL INC CLEAR
  License 759685 · expires October 31, 2028
• JC CUSTOM SHEET METAL LLC CLEAR
  License 1144832 · expires October 31, 2027
• METAL ENGINEERING & MFG CLEAR
  License 409730 · expires July 31, 2027