News Releases

HOUSTON, Jan. 20, 2014 (GLOBE NEWSWIRE) -- Marathon Oil Corporation (NYSE: MRO) announced today that the Company's board of directors has elected Deanna L. Jones vice president of Human Resources and Administrative Services, effective Jan. 27, 2014. Jones succeeds Robert L. Sovine who retired from Marathon Oil on Jan. 1, 2014, after 33 years of service.

Jones, 45, most recently served as vice president of Human Resources and chief commercial officer for Newfield Exploration Co in Houston. Prior to that, she held a number of senior management positions with Schlumberger from 1993 until 2010 in that company's Houston, London and Calgary offices.

"We are very pleased to welcome Deanna to the Marathon Oil leadership team and look forward to the contributions she will make in leading the many dimensions of our Company's human resource activities," said Lee M. Tillman, Marathon Oil president and CEO. "Our ability to attract, develop and retain talented and skilled employees is fundamental to the creation of shareholder value. Under Deanna's guidance, we will continue building a diverse, values-based work environment where employees can realize their full potential, and in turn, Marathon Oil's success.

"We also want to recognize and thank Bob for his dedicated service spanning more than three decades," added Tillman. "Attracting and retaining talented employees on a global scale is central to our ability to achieve our business goals and create shareholder value. Marathon Oil has been able to accomplish this under Bob's distinguished leadership, which has been guided by an unwavering commitment to our core values. We wish Bob and his family the very best for good health and much happiness in the coming years."

Marathon Oil Corporation is an international exploration and production company. Based in Houston, Texas, the Company had net proved reserves at the end of 2012 of 2 billion barrels of oil equivalent in North America, Europe and Africa. For more information, please visit the Company's website at http://www.marathonoil.com.

Note to Editors: Deanna Jones' bio is included below.

Deanna L. Jones

Deanna L. Jones most recently served as vice president of Human Resources and chief commercial officer for Newfield Exploration Co. Prior to that, from 2008 until 2010, she served as Human Resource director, Reservoir Production Group of Schlumberger. Between 2006 and 2008, Jones held the position of vice president, North America for Schlumberger Information Solutions, and in that role, was responsible for leading software, information and the company's related infrastructure organization in the U.S.

From 2003 to 2006, she served as vice president of Personnel for Schlumberger Information Solutions, and was responsible for leading all human resource related activities for Schlumberger's world-wide workforce from its London office. During the period 1993 to 2003, she worked in a variety of managerial assignments of increasing responsibility for Schlumberger in Canada and the U.S.

Jones holds a Bachelor of Commerce Degree from the University of Calgary, Canada; and has completed executive business courses in human resources at the University of Michigan and in finance at the IMD Business School in Lausanne, Switzerland.

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