News Release

Glenn M. Plumby Named Marathon Petroleum Corporate Officer


FINDLAY, Ohio, Feb. 1, 2019 /PRNewswire/ -- Glenn M. Plumby, senior vice president and chief operating officer for Speedway LLC, a wholly owned subsidiary of Marathon Petroleum Corporation (NYSE: MPC), has been appointed an MPC officer, effective today, with the title senior vice president and chief operating officer, Speedway. 

"Among Glenn's many notable accomplishments, he has played a key leadership role in Speedway's significant growth in recent years," said MPC Chairman and Chief Executive Officer Gary R. Heminger. "Glenn has gained enormous expertise in our retail business during more than 37 years of dedicated service, making him a welcome addition to our senior management team."

Plumby joined MPC in 1981 and held various accounting and marketing positions until transferring to Emro Marketing Company, the predecessor of Speedway LLC, in 1994. He was appointed vice president of Light Product Marketing in 2000 and served as vice president of Marketing from 2003 to 2009. From 2010 through 2017, Plumby held operations posts as both a vice president and a senior vice president.  He was appointed senior vice president and chief operating officer for Speedway in 2018. 

Plumby is a member of the board of directors of the National Association of Convenience Stores and serves as a member of the organization's Research Council. He also is a member of the board of governors for the Children's Miracle Network Hospitals.

He graduated with a Bachelor of Science degree in accounting from Miami University in 1981 and earned an MBA from the University of Toledo in 1985. Plumby attended the Indiana University Executive education program in 1993 and attended the University of Pennsylvania Wharton School Advanced Management Program in 2012.

About Marathon Petroleum Corporation
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 more than 3 million barrels per day of crude oil capacity across 16 refineries. MPC's marketing system includes branded locations across the United States, including Marathon brand retail outlets. Speedway LLC, an MPC subsidiary, owns and operates retail convenience stores across the United States. MPC also owns the general partner and majority limited partner interests in two midstream companies, MPLX LP and Andeavor Logistics LP, which own and operate gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure. More information is available at

Investor Relations Contacts:
Kristina Kazarian (419) 421-2071

Media Contacts:
Chuck Rice (419) 421-2521


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SOURCE Marathon Petroleum Corporation

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