LAWYER PROFILE
John Wileur

John Wileur

Global 2026

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Ranked in 1 practice area

About

Provided by Latham & Watkins

Practice Areas

John Wileur guides companies through complex EU antitrust proceedings and merger control matters.

Drawing on his experience in high-profile European competition matters, John delivers creative and pragmatic solutions to clients. He represents multinational and European companies involved in a range of industries, from technology and live events to pharmaceuticals, transportation, and energy.

John brings particular experience navigating prominent merger control and abuse of dominance matters. His work includes some of the largest and most complicated matters at the EU and national levels, including proceedings brought before the EU Courts in Luxembourg. John also counsels clients on complex competition issues involving cartel investigations, distribution agreements, and State aid.

John regularly speaks and writes on EU law topics, including as a lecturer at the University of Liège law school in Belgium. He has written on abuse of dominance and other competition law topics in a number of leading legal publications.

John maintains an active pro bono practice. His work includes advising nonprofit organizations on EU and Belgian law issues. He is also a member of the firm’s Pro Bono and Recruiting Committees.

Chambers Review

Provided by Chambers

Chambers Global Guide

Competition: EU - Belgium

Band 5
Band 5

Individual Editorial

John Wileur is experienced in assisting clients with investigations into alleged abuse of dominance and with appealing European Commission decisions before the EGC. Also, he is experienced in advising clients on merger clearance and FDI filings. He is a popular choice with clients from the technology sector.

Strengths

Provided by Chambers

  • John Wileur is an extremely solid trusted adviser who provides excellent judgement across matters.

    Competition: EUChambers Global Guide
  • John Wileur has some serious intellectual firepower. He is extremely thorough and thoughtful.

    Competition: EUChambers Global Guide
  • He is a very strong competition advisor and one thing that stands out is his willingness to learn the complexities of his client's business.

    Competition: EUChambers Global Guide

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