Dredging, coastal protection and marine infrastructure contractor

Great Lakes Dredge & Dock

Great Lakes Dredge & Dock trailing suction hopper dredge Ellis Island underway at sea

Great Lakes Dredge & Dock; official Ellis Island fleet image, not evidence that the vessel is assigned to Sabine-Neches Contract 6

Houston-headquartered Great Lakes Dredge & Dock operates a large U.S. dredging fleet across capital channel improvement, maintenance, coastal protection and restoration work.

Organization overview

Dredging, coastal protection and marine infrastructure contractor

Geographic footprint: Americas, United States, Atlantic Coast, Gulf Coast, Pacific Coast, Great Lakes, and International markets. Core marine roles: Capital channel-deepening contractor, Maintenance-dredging contractor, Trailing suction hopper dredge operator, and Cutter suction and mechanical dredge operator.

Project records 5 Last reviewed 6 August 2026

Type

Dredging, coastal protection and marine infrastructure contractor

Active regions

Americas, United States, Atlantic Coast, Gulf Coast, Pacific Coast, Great Lakes, International markets

Marine works roles

Capital channel-deepening contractor, Maintenance-dredging contractor, Trailing suction hopper dredge operator, Cutter suction and mechanical dredge operator, Beach nourishment and coastal-protection contractor, Dredged-material placement and habitat-restoration contractor, Brazos Island Harbor FY24 maintenance-dredging prime contractor, Sabine-Neches Contract 6 prime contractor

Role in marine infrastructure

Houston-headquartered Great Lakes Dredge & Dock operates a large U.S. dredging fleet across capital channel improvement, maintenance, coastal protection and restoration work. Its official equipment register covers trailing suction hopper, cutter suction and mechanical dredges. Federal, owner and navigation records place the company on Sabine-Neches Contract 6, New Haven Harbor improvement dredging, the Ocean City and Peck Beach nourishment programme and the FY24 Brazos Island Harbor maintenance campaign, where the Coast Guard specifically named Padre Island. Project-specific records control those roles; corporate capability does not identify every assigned vessel or lower tier.

Related records 5

Sources used 8

Source collections