Gilles Leyssen



Gilles holds a Master of Laws degree from the University of Leuven (2017). He started his career as a tax consultant within EY’s Financial Services Organization focusing on wealth & asset management, banking & capital markets and insurance. Gilles assists and advises both domestic and international clients on a wide range of tax matters, amongst other corporate income tax, withholding taxes and VAT. He also assists clients during tax audits and in the context of administrative and court procedures.

Gilles is admitted to the Brussels Bar since 2019.  

Practice area

Tax Law, Tax Controversy


  • “Btw-aftrek ‘buiten termijn’ mogelijk” (Fiscale Actualiteit, nr. 2018/16, 2018).
  • “Werkelijk gebruik en exploitatie voor vervoerdiensten: wie zat hier op te wachten?” (Fiscale Actualiteit, nr. 2018/08, 2018).
  • “De taxshelter voor de gamingindustrie wordt gedownload” (Actua Leges, nr. 2019/12, 2019).
  • “Doorrekening van kosten” (in H. VANDEBERGH, BTW-Handboek, Larcier, 2019).
  • “M&A and equity finance within the gaming industry” (Lead author of book to be published early 2020).