Marathon Petroleum Corporation Announces Executive Appointments

FINDLAY, Ohio, Dec. 16, 2013 - Marathon Petroleum Corporation (NYSE: MPC) today announced the appointment of Pamela K. M. Beall as senior vice president, Corporate Planning, Government and Public Affairs, effective Jan. 1, 2014. "Pam's extensive background in finance, business development and global procurement provides a tremendous foundation for these additional responsibilities in the company," said Gary R. Heminger, MPC's president and CEO. "Since MPC became an independent company in 2011, she has provided strong leadership in establishing a positive relationship with the investor and analyst community." Ms. Beall began her career with Marathon Oil Company in 1978. After several positions of increasing responsibilities within Marathon, she transferred to USX in 1985 as general manager, Treasury Services. Prior to rejoining Marathon in 2002, she held senior financial positions at NationsRent, Inc. and OHM Corporation. Since 2002, Beall has held numerous positions including director of Corporate Affairs, vice president of Business Development, vice president of Global Procurement and vice president of Products, Supply & Optimization. She was named to her current position of vice president, Investor Relations and Government & Public Affairs in July 2011. Beall's new organization will include Business Development, Economics, Global Procurement, Federal and State Government Affairs and Public Affairs. Beall graduated from The University of Findlay, Ohio, with a bachelor's degree in accounting in 1978. In 1984, she received her master's degree in business administration from Bowling Green State University, Ohio.  She was licensed as a certified public accountant in Ohio in 1984. In addition to Beall's appointment, MPC also announced that Timothy T. Griffith, vice president and treasurer, will assume responsibility for Investor Relations. Griffith will become vice president, Finance and Investor Relations, and treasurer. ### About Marathon Petroleum Corporation MPC is the nation's fourth-largest refiner, with a crude oil refining capacity of approximately 1.7 million barrels per calendar day in its seven-refinery system. Marathon brand gasoline is sold through approximately 5,100 independently owned retail outlets across 18 states. In addition, Speedway LLC, an MPC subsidiary, owns and operates the nation's fourth-largest convenience store chain, with approximately 1,470 convenience stores in nine states. MPC also owns, leases or has ownership interests in approximately 8,300 miles of pipeline. Through subsidiaries, MPC owns the general partner of MPLX LP, a midstream master limited partnership. MPC's fully integrated system provides operational flexibility to move crude oil, feedstocks and petroleum-related products efficiently through the company's distribution network in the Midwest, Southeast and Gulf Coast regions. For additional information about the company, please visit our website at Investor Relations Contacts: Beth Hunter (419) 421-2559 Geri Ewing (419) 421-2071 Media Contact: Angelia Graves (419) 421-2703 MPC Annouces Executive Appointments: This announcement is distributed by GlobeNewswire on behalf of GlobeNewswire clients. The owner of this announcement warrants that: (i) the releases contained herein are protected by copyright and other applicable laws; and (ii) they are solely responsible for the content, accuracy and originality of the information contained therein. Source: Marathon Petroleum Corporation via GlobeNewswire [HUG#1750303]