Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream energy company headquartered in Findlay, Ohio. The company operates the nation’s largest refining system with approximately 2.9 million barrels per calendar day (bpcd) of crude oil capacity across 13 refineries. MPC’s marketing system includes branded locations across the United States and Mexico. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company which owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.