Marathon Petroleum Corporation (MPC) is a leading integrated downstream energy company in the United States, specializing in refining, marketing, and transportation of petroleum products. They generate revenue through refining crude oil into gasoline, diesel, jet fuel, and other petrochemicals, which are then distributed via an extensive network of retail and wholesale outlets. Founded in 1887, MPC has a significant historical footprint, including its 2011 spinoff from Marathon Oil and its 2018 acquisition of Andeavor, which expanded its refining capacity and market reach.