Structural steel contractors in Union City, CA

3 licenses with the C-51 classification list Union City (Alameda County) as their address with the state, 3 of them active. Active licenses with nothing flagged come first.

• ✓Heco Pacific Manufacturing IncC-51 · C-61/D-21 · #247595 Union City · Alameda County Active
• ✓M A S MetalsC-23 · C-51 · #912805 Union City · Alameda County Active
• ✓United Misc & Ornamental Steel IncC-23 · C-51 · #844531 Union City · Alameda County Active

Source: CSLB license file, Nov 8, 2026All trades in Union City