ENR (Engineering News-Record) released the 2015 annual listing of The Top 400 Contractors in the United States. Rising 32 spots on the list from last year, Great Lakes Dredge & Dock Corp now ranks 66 overall. Great Lakes landed top rankings on several other ENR Top Contractor listings, including:

  • Top 50 Contractors Working Abroad-Ranked 31
  • Top 20 Contractors Hazardous Waste-Ranked 8
  • Top 50 Domestic Heavy Contractors-Ranked 17
  • Top 100 Contractors by New Contracts-Ranked 79

The Ellis Island

The Ellis Island recently commenced dredging operations on Phase 1 of the MSCIP Comprehensive Barrier Island Restoration Plan in the U. S. Gulf of Mexico offshore of Gulfport Mississippi. With a 15,000 cubic yard capacity Ellis Island is the largest hopper dredge in the U. S..

Our Projects

> Overview

Before & After

See the dramatic transformations of some of our largest projects.  Read more


In 2006, GLDD adopted an Incident-and Injury-Free (IIF®) safety management program that has been 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.

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Great Lakes Dredge & Dock (GLDD) is North America’s dredging industry leader, the largest provider of marine dredging, and the only U.S. company with substantial overseas operations. 

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