Tsakos Energy Navigation Limited is a provider of international seaborne petroleum product and crude oil transportation services. It operates a fleet of approximately 45 petroleum product tankers and crude oil carriers that provide marine transportation services for national, major and other independent oil companies and refiners across the world under long, medium and short-term charters. Its fleet also includes one 2007-built Liquefied Natural Gas (LNG) carrier and two 2013-built DP2 shuttle suezmax tankers. The Company�s fleet consists of one VLCC, eleven suezmaxes, including the newly acquired DP2 shuttle tanker, eleven aframaxes, nine panamaxes, six handymaxes, eight handysizes and one LNG carrier. All vessels are owned by its subsidiaries. As of April 26, 2013, its fleet consists of 48 vessels, of which 21 operating vessels are of ice-class specification. Its fleet is managed by Tsakos Energy Management Limited, or Tsakos Energy Management, an affiliate company.