Sunoco is a United States petroleum and petrochemical manufacturer based in Newtown Square, Pennsylvania. Since 2012 Sunoco has been a subsidiary of Energy Transfer Partners out of Dallas, Texas. It is one of the biggest gasoline distributors in America with their brand of gas being sold in more than 4,700 stores in 26 states. Sunoco is a Fortune 100 Company, and in 2011 it held its position as the third largest company in Pennsylvania based on revenue. Sunoco began as a company called The Peoples Natural Gas Company in Pittsburgh, Pennsylvania, in 1886. Deciding to expand to Ohio, it soon became the Sun Oil Company of Ohio. Sun Oil moved quickly, and by 1901 it was incorporated in New Jersey as Sun Company. Finally, in 1998, Sun Company. Inc. took the name Sonoco, Inc.