|2011 until 2012||Chief Operating Officer ALSO Group|
|2008 until 2011||Chief Representative of the Droege Group|
|1992 until 2007||CEO and Chief Representative and previously in various positions with the Warsteiner Group|
|1998 until 2007||Member of the Supervisory Board of SIAC in Douala, Cameroon|
|1993 until 2007||Chairman of the Supervisory Board of CASA Isenbeck, Buenos Aires, Argentinia|
Diploma in Engineering from the Technical University, Munich, Germany, and graduate of Harvard Business School, Boston, USA. Doctorate from the Technical University, Berlin, Germany, where he lectures on technical management.