Marine Services
Great Lakes Dredge & Dock, Inc.
Great Lakes Dredge & Dock (GLDD) is the largest provider of dredging services in the United States and the only U.S. company with significant international dredging operations.Great Lakes Dredge & Dock (GLDD) is the largest provider of dredging services in the United States and the only U.S. company with significant international dredging operations.