Siemens AG CEO Joe Kaeser

Siemens AG CEO Joe Kaeser

Krisztian Bocsi/Bloomberg

Joe Kaeser, chief executive officer of Siemens AG. Kaeser, who was previously chief financial officer at Munich-based Siemens, started a strategy review soon after becoming CEO in August as he sought to rebuild investor confidence following missed profit targets under predecessor Peter Loescher.