Customer ServiceContact UsSite Map

Refining, Marketing and Transportation

Marathon Petroleum Company LP (MPC) ranks as the third-largest petroleum refiner in the United States and the largest in the Midwest. Operations are concentrated primarily in the Midwest, Northeast, East Coast, Southeast and Gulf Coast regions of the U.S.

Having the right product for our customers at the right time does not happen by chance. Strategically located to serve major markets, MPC's operations include a seven-plant refining network with 1,794,000 barrels per calendar day of crude oil refining capacity, a comprehensive terminal and transportation system, and extensive marketing operations. A responsive supply, distribution and planning group allows MPC to be well positioned to react to unexpected changes in the marketplace, capture commercial advantages within its strong logistics system, and expand brand and retail sales volumes.