Company Story
1887 - The company was founded as a subsidiary of the Ohio Oil Company, which was founded by John D. Rockefeller.
1917 - The Ohio Oil Company merged with other companies to form the Marathon Oil Company.
1920 - The company started its retail operations with the introduction of the Marathon brand.
1956 - The company changed its name to Marathon Oil Corporation.
1981 - Marathon Oil Corporation split into two separate companies: Marathon Petroleum Corporation and Marathon Oil Corporation.
2005 - Marathon Petroleum Corporation acquired several refineries and retail outlets from BP.
2012 - Marathon Petroleum Corporation acquired the Speedway SuperAmerica LLC convenience store chain.
2018 - Marathon Petroleum Corporation acquired Andeavor, a West Coast refining and marketing company.
2020 - Marathon Petroleum Corporation sold its Speedway convenience store chain to 7-Eleven.