Teekay Tankers Ltd., together with its subsidiaries, engages in the operation of oil and product tankers, and transportation of crude oil and refined petroleum products. As of February 21, 2013, it owned a fleet of 27 double-hull vessels, including 11 Aframax tankers, 10 Suezmax tankers, 3 Long Range 2 product tankers, 3 Medium-Range product tankers, and had time-chartered in 2 Aframax tankers. Teekay Tankers Ltd. is headquartered in Hamilton, Bermuda.