Marathon Oil Company declares that Annell R. Bay will be joining the Company as senior vice president, Exploration, effective June 23. Bay will succeed Philip G. Behrman who is currently senior vice president, Exploration and who, as previously announced, has elected to retire effective July 1.

We are excited to have Annell join Marathon to lead our exploration program as we continue to pursue exploration growth opportunities around the world, said David E. Roberts, Marathon executive vice president, Upstream. Annell possesses outstanding leadership qualities, as well as the technical expertise and broad industry experience to execute our strategy and to develop and further expand Marathon's portfolio of exploration opportunities to the fullest potential.

Bay has been vice president, Exploration at Shell Exploration and Production Company since 2004. Prior to that, she worked at Kerr McGee Oil and Gas Corporation from 1999 until 2004. She was named vice president, Worldwide Exploration in 2002, and previously became vice president, North America Exploration, based in Denver, in 2001. She was named exploration manager, U.S. Onshore in 2000. Bay was with Oryx Energy Company prior to the merger with Kerr-McGee, and her responsibilities included International Exploration and South East Asia Exploration. Before joining Oryx in 1988, Bay held positions of increasing responsibility as an exploration geologist.

Bay received a bachelor's degree in geology from Trinity University in San Antonio and a master's degree in Geology from the University of Texas.

She serves as a Board Member of the National Ocean Industries Association, a trustee of the American Geological Institute Foundation, an Advisory Council Member of the Jackson School of Geology at the University of Texas at Austin Geology Foundation, and an Advisory Committee Member of the Bureau of Economic Geology at the University of Texas at Austin. Additionally, Bay has been a member of the American Association of Petroleum Geologists, the Houston Geological Society, and on the Advisory Committee Board of the Women's Global Leadership Conference.

Tags: Marathon Oil Corporation