Energy Transfer Partners, L.P. engages in the natural gas midstream, and intrastate transportation and storage businesses in the United States. The company’s Intrastate Transportation and Storage segment transports natural gas from various natural gas producing areas, as well as through its ET fuel system and HPL system. This segment owns and operates approximately 7,700 miles of natural gas transportation pipelines and three natural gas storage facilities in Texas. Its Interstate Transportation and Storage segment provides natural gas transportation and storage services; owns and operates approximately 12,800 miles of interstate natural gas pipeline; and has interests various natural gas pipelines. The company’s Midstream segment gathers, compresses, treats, blends, processes, and markets natural gas in various basins and shales in Texas, New Mexico, West Virginia, and Louisiana. This segment owns and operates approximately 7,200 miles of natural gas and natural gas liquid (NGL) gathering pipelines. The company’s Liquids Transportation and Services segment transports mixed NGLs and other hydrocarbons; stores mixed NGLs, NGL products, and petrochemical products; and separates mixed NGL streams into purity products. This segment owns and operates various NGL pipelines, as well as NGL storage facilities with aggregate storage capacity of approximately 53 million barrels. Its Investment in Sunoco Logistics segment gathers, purchases, markets, and sells crude oil primarily in the mid-continent United States; and owns and operates approximately 2,400 miles of refined products pipelines in the United States. The company’s Retail Marketing segment sells and distributes gasoline, distillate, and other petroleum products to wholesalers, unbranded retailers, and other commercial customers at retail locations and branded convenience stores. Energy Transfer Partners, L.P. was founded in 1995 and is based in Dallas, Texas.