Pipeline contractors in Concord, CA
2 licenses with the C-34 classification list Concord (Contra Costa County) as their address with the state, 2 of them active. Active licenses with nothing flagged come first.
- N V Heathorn CoA · B · C-2 · C-4 +12 · #761659 Concord · Contra Costa County Active
- U S T Testing Services IncA · B · C-4 · C-12 +8 · #866797 Concord · Contra Costa County Active
Source: CSLB license file, Nov 8, 2026All trades in Concord