Activities Jan
Opleiding| 1999 - 2003 | Study Diploma, Universität Paderborn, Wirtschaftswissenschaften |
| 2004 - 2006 | Study, Fachhochschule Osnabrück, BWL (tax law/accounting) |
| 2010 | Diploma in Tax Advisor |
| 2016 | Tax advisor international tax law |
Werkervaring
| 2005 - 2012 | Tax advisor Germany desk, SME consultancy office in the Twente region |
| 2010 - 2012 | Tax advisor Germany desk, SME consultancy office in the Twente region |
| 2012 - present | Partner/associate/director/tax advisor Heisterborg International |