OAK BROOK, Ill.–(BUSINESS WIRE)– Amboy Aggregates, a joint venture between Great Lakes Dredge and Dock Company, LLC (“Great Lakes LLC”) and Ralph Clayton and Sons Materials, L.P., has divested its wholly-owned subsidiary, New York Sand and Stone, LLC (“NYSS”), to Eastern Concrete Materials, Inc., a wholly-owned subsidiary of U.S. Concrete, Inc. (NASDAQ:USCR). Great Lakes LLC is a wholly owned subsidiary of Great Lakes Dredge & Dock Corporation (NASDAQ:GLDD) (“Great Lakes”) that has a 50% interest in Amboy Aggregates, a sand dredging operation in New Jersey that distributes the dredged sand and other aggregates for use in road and building construction and for clean land fill. Located in Brooklyn, NYSS is a major supplier of crushed stone, sand and gravel to the construction industry in the New York metropolitan area. The sale includes the assignment of leases to operate two existing aggregate distribution terminals on the East River in Brooklyn, N.Y

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.

Read more

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. 

Learn more about our financial and stock information. Click here.

Pin It on Pinterest