OSG America L.P. (OSP) is an operator of United States flag product carriers and barges transporting refined petroleum products. The Company’s fleet of product carriers and barges consists of 12 product carriers, eight articulated tug barges (ATBs) and one conventional tug-barge unit (CTB), with an aggregate carrying capacity of approximately six million barrels. The Company also has one product carrier that is held for sale at December 31, 2008, and not part of its operating fleet. Alaska Tanker Company, LLC (ATC), a joint venture in which it has a 37.5% ownership interest, transports crude oil from Alaska to the continental United States using a fleet of four crude-oil tankers with an aggregate carrying capacity of 5.5 million barrels. Overseas Shipholding Group, Inc. (OSG) owns a 77.1% interest in OSP, including a 2% interest through its general partner, which OSG owns and controls.
(Source: 10-K) – less–ZoomInfo