In a bio page on Ammann on Exxon’s site, the company notes that the newly appointed upstream president joined ExxonMobil ...

Ammann, who joined Exxon two years ago to run its clean energy unit, called Low Carbon Solutions, will replace 34-year Exxon ...

Exxon appoints Dan Ammann, former GM president, to lead its oil and gas business, signaling continued focus on fossil fuels ...