Marathon Petroleum Corporation, a leading US petroleum refining, marketing, and transportation company, traces its roots to the Ohio Oil Company founded in 1887. Through mergers, spin-offs, and strategic acquisitions like Andeavor, it has become one of the largest independent refiners in the United States.
The Ohio Oil Company is founded in Lima, Ohio, by Henry M. Ernst and others to explore and produce oil and gas. It becomes a key player in the early US petroleum industry. #oil #history
The Ohio Oil Company is acquired by John D. Rockefeller's Standard Oil Trust, becoming part of the dominant monopoly in the oil industry. #oil #monopoly
The US Supreme Court orders the breakup of Standard Oil, freeing the Ohio Oil Company to operate independently. It retains key assets in the Midwest. #antitrust #oil
The Ohio Oil Company begins marketing gasoline under the 'Marathon' brand name, expanding its retail presence. #branding #oil
Ohio Oil participates in the development of the giant Yates Field in Texas, boosting its production capacity. #oil #energy
Ohio Oil invests in crude oil pipelines, including the Platte Pipeline, to transport oil from the Rocky Mountains to the Midwest. #pipeline #infrastructure
The Ohio Oil Company officially changes its name to Marathon Oil Company, reflecting its nationwide brand and operations. #rebranding #oil
Marathon Oil makes a major discovery in Alaska's North Slope, securing significant reserves and future production. #oil #exploration
Marathon Oil acquires Husky Oil, a Canadian refiner and marketer, expanding into Canada but later sells it. #acquisition #canada
Marathon Oil and Ashland Inc. merge their refining and marketing operations to form Marathon Ashland Petroleum LLC (MAP), a 50/50 joint venture. #merger #refining
Marathon Oil conducts its initial public offering, becoming a publicly traded company on the New York Stock Exchange. #ipo #finance
Marathon Oil acquires Tarragon Corporation, a Dallas-based oil and gas company, increasing its domestic reserves. #acquisition #oil
Marathon Oil merges with USX Corporation, forming USX-Marathon Group, integrating steel and energy. #merger #energy
USX Corporation splits into USX-US Steel Group and Marathon Oil Group, separating steel and oil operations. #spinoff #corporate
Marathon Oil acquires oil and gas properties from CMS Energy for $1.6 billion, strengthening its position in the Gulf of Mexico and North Africa. #acquisition #exploration
Marathon Oil announces plans to build the Denali natural gas pipeline from Alaska's North Slope, later cancelled. #pipeline #naturalgas
Marathon purchases Western Refining's Yorktown refinery and retail network for $1.4 billion, expanding refining capacity. #refinery #acquisition
Marathon Oil ranks 41st on the Fortune 500 list, with revenues exceeding $60 billion. #finance #corporate
Marathon sells Ashland Inc.'s 38% stake in Marathon Ashland Petroleum, taking full control and renaming it Marathon Petroleum Company. #spinoff #refining
Marathon Oil Corporation spins off its downstream refining, marketing, and transportation business as Marathon Petroleum Corporation (MPC), making it an independent company. #spinoff #ipo
Marathon Petroleum is added to the S&P 500 index, reflecting its market capitalization and importance. #stockmarket #index
Marathon Petroleum buys BP's Texas City refinery for $2.5 billion, one of the largest US refineries, boosting capacity. #refinery #acquisition
Marathon Petroleum forms MPLX LP, a master limited partnership for midstream assets, and conducts an IPO. #midstream #mlp
Marathon Petroleum acquires Hess Corporation's retail gasoline station network for $2.87 billion, adding over 1,200 stations. #retail #acquisition
Marathon Petroleum announces it will maintain its corporate headquarters in Findlay, Ohio, after considering a move, securing local jobs. #corporate #ohio
Marathon Petroleum CEO Gary Heminger announces retirement effective 2018, with Donald C. Templer appointed as interim. #leadership #ceo
Marathon Petroleum completes the acquisition of Andeavor (formerly Tesoro), creating the largest independent refiner in the US with a combined refining capacity of 3 million barrels per day. #merger #refining
As part of antitrust divestitures from the Andeavor merger, Marathon Petroleum sells several California retail assets to 7-Eleven. #antitrust #retail
Marathon Petroleum agrees to sell its Speedway convenience store chain to 7-Eleven for $21 billion to reduce debt and focus on refining. #retail #divestiture )
Marathon Petroleum announces plans to convert refineries in North Dakota and California to produce renewable diesel from soybean oil. #renewable #energy
Marathon Petroleum sets a goal to achieve net-zero greenhouse gas emissions from its operations by 2050. #climate #sustainability
Marathon Petroleum reports record annual refining profits amid high gasoline prices, driven by strong demand and limited capacity. #finance #profit
Marathon Petroleum announces a $5 billion share repurchase program, returning capital to shareholders amid strong cash flow. #shareholder #buyback