July 1995 - graduate businessman University (Dipl. Kaufmann)


June 1998 - Microsoft Certified Professional


December 1998 - Microsoft Certified Professional + Internet


December 1998 - Microsoft Certified Systems Engineer


January 2000 - SAP Certified R/3 Technical Consultant


November 2000- SAP Certified CRM Application Consultant


March 2011 - SAP Certified BW Application Consultant