Teekay Corp is a US based company engaged in providing crude oil and gas marine transportation services. In addition, it also offers offshore oil production, storage, and offloading services, primarily under long-term, fixed-rate contracts. The company has four primary lines of business: offshore logistics (shuttle tankers, the HiLoad DP unit, FSO units, UMS and long-distance towing and offshore installation vessels), offshore production (FPSO units), liquefied gas carriers (LNG and LPG carriers) and conventional tankers. It manages these businesses for the benefit of all stakeholders. The company serves energy and utility companies, oil traders, large oil and LNG consumers, petroleum product producers, government agencies, and various other entities that depend upon marine transportation.