Great Lakes Dredge & Dock Corporation has a rich history of engineering 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.