ExxonMobil announces Tom Walters to retire, Neil Duffin to be president of ExxonMobil Production Company; Liam Mallon to be president of ExxonMobil Development Company

Neil Duffin, currently president of ExxonMobil Development Company, has been appointed by the Exxon Mobil Corporation (NYSE:XOM) board of directors to be president of ExxonMobil Production Company and elected to be a vice president of the corporation.

Liam Mallon, currently executive vice president of ExxonMobil Development Company, has been elected president of ExxonMobil Development Company by its board of directors. All changes are effective Jan. 1.

Walters joined Exxon USA in 1978 in Los Angeles and has held a variety of technical and managerial positions in production, operations, development and global services. In 1999, he was appointed vice president for Africa for ExxonMobil Development Company and in 2002, vice president, United States, for ExxonMobil Production Company.

He was appointed president, ExxonMobil Global Services Company in 2005 prior to becoming executive vice president of ExxonMobil Development Company in 2007. He became president of ExxonMobil Gas & Power Marketing Company in 2009 and was appointed to his current role as president of ExxonMobil Production Company in 2013.

Walters was born in Hammond, Indiana, and is a graduate of Vanderbilt University with a bachelor’s degree in mechanical engineering and from Texas A&M University with a master’s degree in ocean engineering.

Duffin joined Mobil in 1979 in Aberdeen, Scotland, and has held a variety of managerial positions in production, operations and development.

In 1992, he was named producing advisor for Europe and Africa based in Fairfax, Virginia. In 1995, he moved to Aberdeen, Scotland, as operations and northern North Sea manager, and in 1998, he was named senior vice president, Mobil Oil Indonesia, with responsibility for exploration and producing operations throughout the country.

Duffin became vice president, ExxonMobil Development Company for Russia/Caspian Sea and the Middle East in 1999. He became vice president of ExxonMobil Production Company for Africa in 2004. He became executive vice president of ExxonMobil Development Company in 2006 and was elected as president of ExxonMobil Development Company in 2007.

Duffin was born in St. Andrews, Scotland. He is a graduate of Heriot Watt University, Edinburgh, UK, with a bachelor’s degree in mechanical engineering.

Mallon joined Mobil in 1990 in Aberdeen, Scotland, and held a variety of progressively senior positions before he became operations manager in Nigeria in 1998. He moved to Australia in the same capacity in 2000, and in 2003 relocated to Houston where he was planning manager for ExxonMobil Production Company.

In 2004, Mallon was appointed president of ExxonMobil Canada, and in 2006 he was appointed director and chairman of ExxonMobil subsidiaries in Malaysia. He was made vice president of engineering for ExxonMobil Production Company in 2009 and vice president for Africa in 2012. He was appointed to his current position as executive vice president of ExxonMobil Development Company in 2014.

Mallon was born in Drogheda, Ireland, and is a graduate of Trinity College in Dublin with a bachelor’s degree in mechanical engineering and from Heriot Watt in Edinburgh with a master’s in petroleum engineering.

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Public company information: NYSE:XOM