Does Marathon Oil Corporation have any subsidiaries?

Yes, Marathon Oil Corporation has subsidiaries. As of 2021, some of its major subsidiaries include Marathon Petroleum Corporation, which is involved in refining, marketing, and transporting petroleum products; MPLX LP, a publicly traded master limited partnership that owns and operates midstream energy infrastructure assets; and Speedway LLC, a convenience store and gas station chain. These subsidiaries operate independently but are part of the Marathon Oil corporate family. They complement Marathon Oil Corporation's operations and contribute to its overall strategic goals in the oil and gas industry. Their diverse activities span various aspects of the energy value chain, enhancing Marathon Oil's ability to serve its customers and stakeholders efficiently and effectively.