630.574.3000 info@gldd.com HOME OUR COMPANY PROJECTS SAFETY INVESTORS MEDIA CAREERS CONTACT ABOUT US GREAT LAKES DREDGE & DOCK COMPANY Headquartered in Houston, Texas, Great Lakes Dredge & Dock Company is the largest provider of dredging services in the United States. In addition, the Company has a long history of performing significant international projects. The Company employs experienced civil, ocean and mechanical engineering staff in its estimating, production and project management functions. In its over 130-year history, the Company has never failed to complete a marine project. Great Lakes owns and operates the largest and most diverse fleet in the U.S. dredging industry, comprised of over 200 specialized vessels. Great Lakes has a disciplined training program for engineers that ensures experienced-based performance as they advance through Company operations. The Company’s Incident-and Injury-Free® (IIF®) safety management program is integrated into all aspects of the Company’s culture. The Company’s commitment to the IIF® culture promotes a work environment where employee safety is paramount. Our Leadership Our History Got a Question? Ask Our Experts GLDD is North America’s dredging industry leader, the largest provider of marine dredging, and the only U.S. company with substantial overseas operations. GLDD owns and operates a diverse dredging fleet comprised of numerous specialized maritime vessels, and operates marine yards in five locations nationwide.  Headquarters: 9811 Katy Freeway, Suite 1200 Houston, TX 77024  Phone: 346-359-1010  Email: info@gldd.com © 2021 Great Lakes Dredge & Dock Company, LLC. All rights reserved.