Seaspan International Ltd
Seaspan International Ltd is a Canadian marine company specializing in shipbuilding, repair, and marine transportation services along the Pacific Northwest coast.
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Shaver Transportation Company
Shaver Transportation Company is a family-owned maritime transportation company based in Portland, Oregon, specializing in tug and barge services on the Columbia and Willamette Rivers.
Smith Marine, Inc.
Smith Marine, Inc. is a full-service marine contracting company based in Marblehead, MA, providing services including marine construction, dredging, pile driving, tug and barge services, and scientific charters primarily in New England and throughout the Continental United States.
Southwestern Barge Fleet Service Inc.
Southwestern Barge Fleet Service Inc. is a barge fleeting and maritime support company based in Channelview, Texas, providing fleeting, shifting, and barge handling services along the Houston Ship Channel.
Tidewater
Tidewater is a Pacific Northwest bulk commodity transportation and multi-modal terminal company operating tug and barge services, terminals, pipelines, and environmental services along the Columbia-Snake River System.
Washington Marine Group
Washington Marine Group is an association of 15 affiliated companies specializing in coastal and deep sea transportation, ship repair, shipbuilding, and marine component sales and services in Canada.
Wellsville Terminals Co
Wellsville Terminals Company is a full-service intermodal terminal on the Ohio River offering barge, rail, and truck transportation solutions, serving industries such as steel, construction, energy, agriculture, and manufacturing.