Dan Ammann is a New Zealand business executive. He is the former CEO of Cruise, having served as the President of General Motors (GM) between 2015 and 2019. Ammann joined GM as Treasurer following its 2009 bankruptcy, and also served as the company's CFO. Prior to GM, Ammann was a managing director and head of industrial investment banking for Morgan Stanley. Ammann today is currently head of ExxonMobil Low Carbon Solutions.