Tsakos Energy Navigation Limited (TEN) is a global maritime company dedicated to the worldwide ocean transport of crude oil and refined petroleum products. The firm delivers vital shipping and logistics services to a wide array of clients, including national, major, and independent oil companies and refineries, utilizing a range of charter agreements that vary in duration from short-term to extensive long-term contracts. TEN boasts a modern, double-hulled fleet consisting of conventional tankers, liquefied natural gas (LNG) carriers, and specialized suezmax DP2 shuttle tankers. Established in 1993, the company operated under the name MIF Limited before officially adopting Tsakos Energy Navigation Limited in July 2001. Its central operations are managed from its headquarters situated in Athens, Greece.