Tsakos Energy Navigation Limited provides international seaborne crude oil and petroleum product transportation services worldwide. The company offers marine transportation services to national, major, and other independent oil companies and refiners under long, medium, and short-term charters. Its fleet consists of 49 double-hull vessels, totaling 4.9 million dwt, including 28 product carriers ranging from shuttle suezmaxes to handysize, 19 crude tankers ranging from VLCCs to aframaxes, and 2 liquefied natural gas (LNG) carriers, as well as an option for an additional newbuilding. The company was formerly known as MIF Limited and changed its name to Tsakos Energy Navigation Limited in July 2001. Tsakos Energy Navigation Limited was founded in 1993 and is based in Athens, Greece.