Léon Tweebeeke

Léon Tweebeeke

mr. L. (Léon) Tweebeeke

Jan Giliam has been working as an independent tax consultant since 2007. Before working at Deloitte from 2000 to 2007, he worked as an inspector for the Tax Authorities for many years. His specialism is advising on real estate and litigating tax disputes.


  • Partner


  • Tax Law at the University of Amsterdam

Specialist in


  • Nederlandse Orde van Belastingadviseurs (Dutch Association of Tax Advisers)

Contact details

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