MPC vs MRO

Marathon Petroleum Corporation

Marathon Petroleum Corporation, together with its subsidiaries, engages in refining, marketing, retailing, and transporting petroleum products primarily in the United States. It operates in two segments: Refining & Marketing, and Midstream. The Refining & Marketing segment refines crude oil and other feedstocks at its refineries in the Gulf Coast, Mid-Continent, and West Coast regions of the United States; and purchases refined products and ethanol for resale. Its refined products include transportation fuels, such as reformulated gasolines and blend-grade gasolines; heavy fuel oil; and asphalt. This segment also manufactures aromatics, propane, propylene, and sulfur. It sells refined products to wholesale marketing customers domestically and internationally, buyers on the spot market, and independent entrepreneurs who operate primarily Marathon branded outlets; and transportation fuels through long-term fuel supply contracts to direct dealer locations, primarily under the ARCO brand. The Midstream segment transports, stores, distributes, and markets crude oil and refined products through refining logistics assets, pipelines, terminals, towboats, and barges; gathers, processes, and transports natural gas; and gathers, transports, fractionates, stores, and markets natural gas liquids. The company also sell refined products for export to international customers. As of December 31, 2020, it operated 7,090 branded outlets in 35 states, the District of Columbia, and Mexico through independent entrepreneurs. The company also operates crude oil and refined product pipelines. Marathon Petroleum Corporation was founded in 1887 and is headquartered in Findlay, Ohio.

Marathon Oil Corporation

Marathon Oil Corporation operates as an independent exploration and production company in the United States and Equatorial Guinea. The company engages in the exploration, production, and marketing of crude oil and condensate, natural gas liquids, and natural gas; and the production and marketing of products manufactured from natural gas, such as liquefied natural gas and methanol, as well as owns and operates 32 central gathering and treating facilities and the Sugarloaf gathering system, a 42-mile natural gas pipeline through Karnes and Atascosa Counties. As of December 31, 2020, it had estimated proved developed reserves totaling 674 million barrels of oil equivalent (mmboe); and estimated proved undeveloped reserves totaling 298 mmboe. The company was formerly known as USX Corporation and changed its name to Marathon Oil Corporation in July 2001. Marathon Oil Corporation was founded in 1887 and is headquartered in Houston, Texas.