Teekay LNG Partners L.P. provides marine transportation services for liquefied natural gas (LNG), liquefied petroleum gas (LPG), and crude oil worldwide. It transports liquid petroleum gases, including propane, butane, and ethane; petrochemical gases, such as ethylene, propylene, and butadiene; and ammonia. The company provides its services through a time-charter or bareboat charter contract basis. As of April 30, 2014, it had a fleet of 34 LNG carriers, 32 LPG/multigas carriers, and 9 conventional tankers. Teekay GP L.L.C. serves as the general partner of the company. Teekay LNG Partners L.P. was founded in 2004 and is headquartered in Hamilton, Bermuda. Teekay LNG Partners LP operates as a subsidiary of Teekay Corporation.