Marathon Petroleum

About Marathon Petroleum

Marathon Petroleum Corporation is the largest petroleum refiner in the United States, operating a coast-to-coast network of refineries with a combined throughput capacity exceeding 3 million barrels per day. The company serves wholesale fuel buyers, branded retail operators, commercial fleet managers, and asphalt and specialty product purchasers who need reliable, high-volume supply from a financially stable domestic producer. Through its midstream subsidiary MPLX and its expansive Speedway-legacy retail footprint, Marathon Petroleum delivers fully integrated downstream solutions — from crude gathering and pipeline transport to terminal blending and rack-level distribution — making it the go-to refining partner for businesses across North America.

Marathon Petroleum Operations