| 1996-1999 | Finance studies at University of applied science of North Rhine-Westphalia, Nordkirchen |
| 1999-2005 | Employed at higher levels of the financial administration of North Rhine-Westphalia |
| 2004 | Completion of the tax consultant exam |
| 2005-2007 | Tax consultancy in banking and finance |
| 2008 | Appointment as a tax consultant |
| 2007-2009 | Tax consultancy for wealthy natural persons |
| 2010-2013 | Tax consultant at Dr. Ganteführer, Marquardt & Partner |
| since 2014 | Partner at Dr. Ganteführer, Marquardt & Partner |
| since 2020 | Certified consultant for non-profit organisations |
