Speedway is an American convenience store and gas station chain headquartered in Enon, Ohio, with locations primarily in the Midwest and the East Coast regions of the United States wholly owned and operated by 7-Eleven. Speedway stations are located in 32 states, up significantly from its core seven-state region in the Midwest since 2012. Prior to 2021, the company was a wholly owned subsidiary of the Marathon Petroleum Corporation. It is the largest convenience store chain in central Ohio.