Exxon Mobil (NYSE:XOM) said Tuesday that Liam Mallon, the head of its E&P business, will retire effective February 1 after 34 years with the company, to be succeeded by Dan Ammann. Mallon has been president of Exxon Mobil Upstream (XOM) since 2022 after holding several leadership roles in Africa,

Spring-based Exxon Mobil Corp. (NYSE: XOM) has named two new presidents in the wake of a major retirement announcement. Liam Mallon, president of ExxonMobil Upstream Co. and vice president at Exxon, will retire Feb. 1, 2025, after 34 years with the company.

The head of Exxon Mobil’s massive exploration and production arm is retiring after more than three decades with the energy giant and will be replaced by a former General Motors executive.

Exxon Mobil said on Tuesday that Dan Ammann, former president of General Motors, will take over its largest and most profitable business early next year. Ammann, who joined Exxon two years ago to run its clean energy unit,

Exxon Mobil Corp. named Dan Ammann as head of its upstream oil and gas business, putting its low carbon president in charge of its most profitable division.