Diamond S Shipping Inc. (DSSI) is one of the largest publicly listed owners and operators of crude and product tankers, which provides seaborne transportation of crude oil, refined petroleum and other products in international shipping markets. DSSI owns and operates a fleet of 66 vessels, composed of two segments: Crude Tankers, which includes 15 Suezmax vessels and one Aframax vessel, and Product Tankers, including 50 medium range (MR) vessels.