Ellen has spent over 15 years in the arenas of international taxation and Tax Technology. She started her career at EY in The Netherlands and the worked in-house for a multinational real estate investment firm, where she was responsible for all different types of tax reporting (VAT & Tax Accounting) across the globe. Within Vertex, as well as VAT SME, she is a functional specialist on Vertex VAT Determination, Reporting and Data Management solutions, working with both partners and customers.