Marathon Petroleum Corp - Company Profile
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The following section provides information on Marathon Petroleum Corp’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Marathon Petroleum Corp's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Michael J. Hennigan
Chief Executive Officer; Director Executive BoardMr. Michael J. Hennigan has been the Chief Executive Officer of the company since 2020. He is the Chairman, President, and CEO of the general partner of MPLX LP. He served as President of the company. Prior to this, he served as the President of Crude, NGL and refined products at Energy Transfer Partners L.P. He served as President and Chief Executive Officer of Sunoco Logistics Partners L.P.
John J. Quaid
Chief Financial Officer; Executive Vice President Senior ManagementMr. John J. Quaid has been the Chief Financial Officer and Executive Vice President of the company since 2024. He serves as Chief Financial Officer, Director, and Executive Vice President of the general partner of MPLX. Previously, he served as Senior Vice president and Controller of the company.
David R. Heppner
Senior Vice President - Strategy and Business Development; Chief Strategy Officer Senior ManagementMr. David R. Heppner has been the Chief Strategy Officer and Senior Vice President of Strategy and Business Development of the company since 2024 and 2021 respectively. Prior to this, he served as the Vice President of Commercial and Business Development in 2018. Mr Heppner also served as the Vice President of transition at Speedway in 2014 and Director of wholesale marketing at MPC in 2010.
Molly R. Benson
Chief Legal Officer; Secretary Senior ManagementMs. Molly R. Benson has been the Chief Legal Officer and Corporate Secretary of the company since 2024 and 2016 respectively. Prior to this, she served as the vice president, chief securities, governance & compliance officer of the company since 2016; assistant general counsel, Law - Corporate and Finance of the company in 2012
Maryann T. Mannen
President Senior ManagementMs. Maryann T. Mannen has been the President of the company since 2024. She is a Director of the general partner of MPLX. Previously, she served as Executive Vice President and Chief Financial Officer of the company. Prior to this role, she served as Executive Vice President and Chief Financial Officer of TechnipFMC. Previously, she served as Chief Financial Officer at FMC Technologies. Before that, she served as the company's Deputy Chief Financial Officer and Treasurer from 2010 to 2011 and Vice President of Administration from 2007 to 2010. Prior to joining FMC Technologies in 1986, she was Finance Manager for Sheller-Globe Corporation.
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