Henning  Kagermann Henning Kagermann has been Chief Executive Officer of SAP AG since May 2003 the Chairman of Executive Board since 1991.He is also a member in the Supervisory Board of Deutsche Bank AG, DaimlerChrysler Services AG, and Münchener Rückversicherungs-Gesellschaft AG. Mr. Kagermann studied mathematics and physics in Braunschweig and Munich, he became a university lecturer (Professor) in 1980 and professor at the Technical University of Braunschweig.