Headquartered in Oak Brook, Illinois, GLDD has a long history with Chicago’s shore infrastructure and river lock system. The company has since expanded and now operates on every domestic coastline, throughout many inland U.S. waterways, and in several foreign markets, most notably Bahrain, Qatar, and Brazil. In addition, Great Lakes Dredge & Dock possesses a fleet of smaller vessels that specialize in dredging challenging shallow water environments, such as lakes, reservoirs, rivers, and inland channels.

Since its founding, GLDD has been a leader in the building and maintenance of the nation’s navigation system, the protection of shorelines, the restoration of sensitive habitats, and the creation of critical aquatic infrastructure. We are committed to delivering innovative and high-quality workmanship to our clients while executing every project with a focus on employee safety.

Additionally, GLDD practices effective environmental, safety, social and governance processes in everything we do. Our business is focused on ensuring that our nation’s shorelines are protected and potential risks associated with storms and sea change are mitigated. Our people seek and develop technical innovations so that our work can be completed efficiently and responsibly, and we are committed to executing all projects with robust environmental and safety standards.

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Great Lakes Dredge & Dock Corporation has a rich history of excellence and inspiring innovation. Since 1890, we have built and maintained much of the nation’s navigation system, protected our shorelines, restored sensitive habitats, and created other critical aquatic infrastructure. Our team has grown with the help of other excellent companies which has broadened our capabilities and expanded our capacity. We are a full-service provider of infrastructure solutions, including dredging, environmental remediation, and geotechnical services.