| 1994-1997 | Apprenticeship as a tax clerk at Schäfer + Partner, tax consultancy and auditing firm |
| 1997-2002 | University of applied science in Dortmund – business studies |
| 2002-2011 | Assistant to Manager at Ernst & Young GmbH, Düsseldorf, consultancy for medium-sized companies |
| 2006 | Appointment as a tax consultant |
| 2011 | Appointment as a certified auditor |
| 2011-2013 | Senior Manager at Ernst & Young LLP, Boston, USA, Head of the German Business Center for Auditing |
| 2013-2015 | Senior Manager at Ernst & Young GmbH, Düsseldorf, consultancy for medium-sized companies |
| since 2015 | Dr. Ganteführer, Marquardt und Partner |
| since 2016 | Managing Director at GaMa GmbH Wirtschaftsprüfungsgesellschaft |
| since 2018 | Partner at Dr. Ganteführer, Marquardt und Partner |