jonathan derdeyn


Jonathan Derdeyn

Certified Tax Accountant


Jonathan is our first French-speaking partner. He is a certified tax accountant and tax consultant, and manages a large portfolio of Walloon- and Brussels-based clients. His client base largely comprises self-employed individuals, small and medium-sized enterprises or professionals.


In 2005, Jonathan completed his diploma in accountancy at the IEPSCF in Moeskroen – Komen. Six years later, he was awarded the title of certified tax accountant and tax consultant by the Institut des Expert-comptables et des Conseils fiscaux in Brussels. In 2017, he was recognised as an “Independent Director” by the Institute of Chartered Accountants and Tax Consultants. To round off his CV, Jonathan also holds a Master’s in Business Administration from the EDHEC Business School in France.


Jonathan began his career in 2002, as an accounting consultant at EY. Alongside his full-time job, he continued his studies in the evenings. In 2011, he joined Vandelanotte as an Account Manager for the Doornik office. Later, he moved to the Brussels office and became part of the successful growth story there.


Jonathan is a member of the ITAA and a former president of the Junior Chamber International.