Jan focuses his practice on complex civil litigation. He handles a wide variety of financial services, securities and mergers and acquisitions disputes, including class actions. He represents clients across a broad spectrum, with a particular focus on clients in the financial services and energy sectors. He appears before first instance and appellate courts, including the Dutch Supreme Court and the European Court of Justice. He has particular expertise in procedures before the Enterprise Chamber of the Amsterdam Court of Appeal. Part of his time is devoted to academic work: he is Professor of Corporate Litigation at VU University Amsterdam.

Jan’s recent work includes advising and representing:

  • AkzoNobel in its successful defence against activist Elliott Advisors in relation to the unsolicited offers made by US competitor PPG
  • Shell in a class action relating to oil spills in Nigeria
  • NAM in mass claims regarding damage from earthquakes
  • Enel SpA in multi-jurisdictional defence proceedings against a EUR 450 million claim for breach of due process and natural justice in Albania
  • Rabobank in a class action regarding its portfolio of interest derivatives sold to small- and medium-sized enterprises
  • Dexia Bank in numerous landmark cases before the Netherlands Supreme Court regarding financial products sold to retail investors

Jan is revered by sources as "one of the best" Supreme Court lawyers in the Netherlands. He acts on a broad array of cases including litigation relating to bankruptcy, financial services and contentious M&A.

Chambers Europe, 2021


  • Profession

    Advocaat, admitted to the Bar in the Netherlands in 1998

  • Languages

    Dutch, English, French, German

  • Education

    University of Groningen (Law, History)

    University of London (M.A. in Legal and Political Theory)

    University of Leiden (Ph.D)

  • Additional positions

    Professor of Corporate Litigation at VU University of Amsterdam

    Member of the State Commission for Private International Law

    Board member of several charitable organisations

Personal Assistant