Mercedes-Benz USA CEO Dietmar Exler QandA Mercedes-Benz USA CEO Dietmar Exler QandA June 4, 2018 dzadmin Comments 0 Comment Mercedes-Benz USA CEO Dietmar Exler is excited about the A-class sedan coming this year. The new entry-level model is said to bristle with technology, including a new multimedia system, and is targeted at millennial buyers.