Tsakos Energy Navigation Limited specializes in the worldwide seaborne transport of crude oil and various petroleum products. The company serves a broad spectrum of clients, including national, major, and independent oil companies and refiners, engaging in flexible charter arrangements of long, medium, and short terms. As of April 21, 2022, its fleet comprised 66 double-hull vessels: specifically, 60 conventional tankers, three liquefied natural gas (LNG) carriers, and three suezmax DP2 shuttle tankers.