The totals are also adjusted to reflect cases in which federal and state or local agencies cooperated and issued separate announcements of the outcome. The penalty totals are adjusted to account for the fact that the individual entries below may include both agency records and settlement announcements for the same case or else a penalty covering multiple locations may be listed in the individual records for each of the facilities. Notes: Parent-subsidiary linkages are based on relationships current as of the latest revision listed in the Update Log, which may vary from what was the case when a violation occurred. Ownership Structure: publicly traded (ticker symbol GLDD) In 1995 the company's main office was located in Oakbrook, IL, and the Cleveland office served as a small regional center.Violation Tracker Current Parent Company Summary Current Parent Company Name: Great Lakes Dredge & Dock Corporation was taken over by real estate magnate Sam Zell, who sold the company in 1992 to Blackstone Investment Group of New York. Management change took place in early Nov. became the holding company for the firm and its subsidiaries. as a wholly owned subsidiary, and 2 years later Great Lakes Intl. established the North American Trailing Co. Dredging the Cuyahoga River was an annual task, and among other projects managed by the Cleveland office during these years was revamping the breakwater at the Avon Lake Power Plant and performing marine work at the CLEVELAND ELECTRIC ILLUMINATING CO. It also participated in construction of the St. Marie and built the southwest pier at that location to protect the Power Canal from out-of-control freighters. In the 50-year period 1920-70, Great Lakes Dredge & Dock worked on the McArthur Lock at Sault Ste.

In 1914-15 the firm participated in the construction of piers and abutments for the Detroit-Superior and Clark Ave. In addition to dredging and dock construction, Great Lakes has also fabricated and laid pipelines, installed piers for bridges, built up breakwaters, and added sand to eroding beaches. Lydon, the company has grown since then and expanded its operations to Central and South America, as well as the Middle East, Africa, and the Caribbean Islands. was established when the use of larger ships on the Great Lakes created a need for deeper channels and sturdier docks.

Great lakes dock and dredge company