Overseas Shipholding Group to Host Investors and Lenders Meeting

Overseas Shipholding Group, Inc. (NYSE: OSG), a market leader in providing energy transportation services, today announced it will hold a half-day investors and lenders meeting on Wednesday, December 15, 2010 in New York City, beginning at 9:00 a.m. ET. Senior management will present a strategic and financial overview of the Company, its core business segments and shipping operations.

A webcast of the event and an accompanying slide presentation will be available on Overseas Shipholding Group’s website at www.osg.com in the Investor Relations Webcasts and Presentations section. The webcast will be available for 180 days.

For more information about the invitation-only event, please contact Jennifer Schlueter, Vice President of Investor Relations at +1 212-578-1634.

About OSG

Overseas Shipholding Group, Inc. (NYSE: OSG), a Dow Jones Transportation Index company, is one of the largest publicly traded tanker companies in the world. As a market leader in global energy transportation services for crude oil and petroleum products in the U.S. and International Flag markets, OSG is committed to setting high standards of excellence for its quality, safety and environmental programs. OSG is recognized as one of the world’s most customer-focused marine transportation companies and is headquartered in New York City, NY. More information is available at www.osg.com.

Contact

For more information contact: Jennifer L. Schlueter, Vice President Corporate Communications and Investor Relations, OSG Ship Management, Inc. at +1 212-578-1699.