Great Lakes Dredge & Dock CORP
gldd.comNo Longer Reporting
The company has not filed an annual or quarterly report since its FY2025 10-K, filed Feb 23, 2026. Its latest SEC filing is a SCHEDULE 13G/A from Jul 14, 2026.
10-K for FY2025, filed Feb 23, 2026
The sections below describe the company as of the FY2025 annual report.
What Did They Do?
Performs dredging to deepen and maintain waterways and protect shorelines for government and private customers, and offshore energy projects for wind, oil and gas, and cable industries.
10-K for FY2025, filed Feb 23, 2026Dredging (97% of 2025 revenue). Dredging generally involves the enhancement or preservation of the navigability of waterways or the…View ↗
Domestic Capital (51% of 2025 dredging revenues). Capital dredging consists primarily of port expansion projects, which involve the…View ↗
Coastal protection (33% of 2025 dredging revenues). Coastal protection projects generally involve moving sand from the ocean floor to…View ↗
Offshore energy (3% of 2025 revenue). Offshore energy consists of projects servicing the offshore wind, oil and gas, and power and…View ↗
The dredging industry’s customers include federal, state and local governments, foreign governments and both domestic and foreign private…View ↗
Offshore energy customers include both domestic and foreign customers, such as utility companies, offshore wind developers, cable…View ↗
Who Were Their Customers?
Federal, state and local governments, foreign governments, and private utilities and energy companies hire Great Lakes for projects, mostly through competitive bids; some government work is negotiated or awarded through proposals.
10-K for FY2025, filed Feb 23, 2026The dredging industry’s customers include federal, state and local governments, foreign governments and both domestic and foreign private…View ↗
Offshore energy customers include both domestic and foreign customers, such as utility companies, offshore wind developers, cable…View ↗
Most of the Company’s contracts are obtained through competitive bidding on terms specified by the party inviting the bid. The types of…View ↗
For contracts under its jurisdiction, the Corps typically prepares a fair and reasonable cost estimate based on the specifications of the…View ↗
How Were They Changing?
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Apr 1, 2026
Saltchuk acquired Great Lakes, making it a wholly owned subsidiary
The merger closed, and Great Lakes shares were removed from Nasdaq.
Sources
8-K, filed Apr 1, 2026
As a result of the consummation of the Offer and the Merger, there was a change in control of the Company, and the Company became a wholly…View ↗
Offshore work expands beyond wind
The older report framed this expansion around U.S. offshore wind and rock installation for wind projects. The latest report also targets oil and gas pipeline protection, power and telecommunications cables, international offshore wind and subsea infrastructure.
10-K for FY2022, filed Feb 17, 2023 10-K for FY2025, filed Feb 23, 2026
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