Structural steel contractors in Costa Mesa, CA

5 licenses with the C-51 classification list Costa Mesa (Orange County) as their address with the state, 5 of them active. Active licenses with nothing flagged come first.

• ✓Eckles Construction IncA · B · C-50 · C-51 · #312536 Costa Mesa · Orange County Active
• ✓M M MechanicalC-43 · C-51 · #553870 Costa Mesa · Orange County Active
• ✓Pacific Coast IronworksC-28 · C-51 · C-61/D-16 · #535768 Costa Mesa · Orange County Active
• ✓Saunders Construction IncB · C-8 · C-9 · C-39 +2 · #616856 Costa Mesa · Orange County Active
• ✓Sjn Builders IncB · C-6 · C-17 · C-23 +2 · #1051841 Costa Mesa · Orange County Active

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