Great Lakes Dredge & Dock (NASDAQ:GLDD) (NASDAQ: GLDD) is a leading provider of dredging and maritime construction services in the United States. The company specializes in the excavation and removal of sediment from waterways, harbors, ports and coastal areas to maintain navigability and support commercial shipping. Its operations encompass both maintenance dredging—removing accumulated material to restore channel depth—and new work projects such as land reclamation and harbor deepening.
In addition to traditional dredging, Great Lakes Dredge & Dock offers a range of complementary marine construction services. These include beach nourishment and coastal restoration, wetland mitigation, environmental remediation and sediment management. The company’s fleet features hopper dredges, cutterhead dredges and water injection dredges, enabling it to tackle projects of varying scale and complexity. Its technical capabilities are underpinned by in-house design, project management and hydrographic survey teams.
Founded in the late 19th century and headquartered in Oak Brook, Illinois, Great Lakes Dredge & Dock has a long history of supporting federal, state and local governments, as well as private-sector clients. The firm’s project footprint spans major U.S. waterways and coastal zones—from the Gulf of Mexico and Atlantic seaboard to the Pacific Northwest—where it helps safeguard maritime commerce, protect coastal communities and restore valuable ecosystems.
The company is led by President and Chief Executive Officer Eric Macie, who has guided Great Lakes through expansions in environmental and coastal services. Under his leadership, the firm continues to invest in modernizing its fleet and advancing dredging technologies. As a publicly traded corporation since 2004, Great Lakes Dredge & Dock remains focused on delivering sustainable, large-scale marine infrastructure solutions while adhering to stringent environmental and safety standards.
