Structural steel contractors in Antioch, CA

4 licenses with the C-51 classification list Antioch (Contra Costa County) as their address with the state, 4 of them active. Active licenses with nothing flagged come first.

• ✓7 Designs IronC-51 · #1052629 Antioch · Contra Costa County Active
• ✓Bay Structural Iron Works IncC-51 · #1125170 Antioch · Contra Costa County Active
• ✓Cal Decking and SteelC-51 · #1123331 Antioch · Contra Costa County Active
• ✓Tsc Metal IncB · C-51 · #1134900 Antioch · Contra Costa County Active

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