
Since January 2006: Shareholder and director of ADK GmbH Wirtschaftsprüfungsgesellschaft, Düsseldorf
Since January 2001: Partner in ADK, Düsseldorf
February 2000 - December 2000: Manager at ADK, Düsseldorf
April 1999 - January 2000: RölfsPartner AG, Düsseldorf
June 1992 - March 1999: KPMG Deutsche Treuhand Gesellschaft AG
February 1998: Qualified as accountant
March 1997: Qualified as tax consultant
April 1992: Graduated in business studies from the Westfälische Wilhelms-Universität in Münster