Dr. Frank Stieler

Before he became the CEO of the civil construction company Hochtief AG, Frank was the CEO of Siemens Oil & Gas. Previously, he held several management positions in international plant engineering and construction companies. Since August 2015 he is the CEO of KraussMaffei Group in Munich. His great experience and knowledge will continue to be available to customers of Stieler Kannefass Industrial Consultancy.

 

Ralf Kannefass

In his previous assignment, Ralf was a member of the board and head of programs for Cassidian (now Airbus Defense and Space). Before this, he was the CEO of Siemens Oil & Gas Turbo Equipment. Furthermore, he held several other management positions for Siemens. Since April 2017 he works for KSB AG as the global head of sales, since July 2017 he represents as a member of the KSB board sales and service. Ralf Kannefass will continue to be available to customers of Stieler Kannefass Industrial Consultancy. He studied aerospace engineering and economics at the university of Aachen.