Dutra Group
Sector: Dredging
Region / State: San Rafael, CA; California & West Coast
Hydraulic dredges, clamshell dredges, sand barges
Union affiliation: IBU, SIU
Largest marine dredging contractor on the US West Coast
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Also listed under: Dredging Companies, Barge Companies
Other Dredging companies: Encore Dredging Partners, Gator Dredging, Gillen Marine Construction, Great Lakes Dock & Materials, Great Lakes Dredge & Dock, Gulf Marine Solutions
Other companies in California: Everport Terminal Services, Fenix Marine Services, Flagship Cruises & Events, General Dynamics NASSCO, Golden Gate Ferry (GGBHTD), Harbor Breeze Cruises