Alaska Tanker Company

About Us

Overseas Shipholding Group, Inc. (NYSE: OSG) is a publicly traded company providing energy transportation services
for crude oil and petroleum products in the U.S. Flag markets.

OSG is a major operator of tankers and ATBs in the
Jones Act industry. OSG’s 22 vessel U.S. Flag fleet consists of the three ATC crude oil tankers business in Alaska, two conventional ATBs, two lightering ATBs, three shuttle tankers, ten MR tankers, and two non-Jones Act MR tankers that participate in the U.S. Maritime Security Program. OSG also currently owns and operates two Marshall Islands flagged MR tankers which trade internationally. In addition to the currently operating fleet, OSG has on order two Jones Act compliant barges which are scheduled for delivery in 2020.