Antoine Winckler

Cleary Gottlieb Steen & Hamilton (Brussels)
Lawyer (Partner)

Mr. Winckler’s practice focuses on European and French competition law, including cartel investigations, merger control, and market dominance. Mr. Winckler has advised clients in numerous cartel cases, including those relating to cement, copper tubes, seamless steel tubes, paper and elevators. He also has been counsel to clients in merger control procedures, including the Nestlé/Perrier, EADS, Elf/TotalFina, Schneider/Legrand, Arcelor-Mittal and Danone Numico cases. Mr. Winckler has extensive experience representing corporate clients and financial institutions, as well as governments and public entities, regarding EC State aid rules. In this area, Mr. Winckler has advised on the Ford/Volkswagen, Credit Lyonnais and France Telecom cases, as well as other State aid matters. Mr. Winckler has vast experience representing clients before the European Commission, the European Courts in Luxembourg, the French Competition Council and the Court of Appeals in Paris. His litigation experience includes many major competition and State aid cases such as Matra v. Commission, Microsoft v. Commission, Schneider v. Commission. Mr. Winckler is distinguished as a leading competition/antitrust lawyer by Chambers & Partners Global - The World’s Leading Lawyers, Who’s Who Legal and the PLC Which Lawyer? Yearbook. Mr. Winckler joined the firm in 1985 and became a partner in 1992. Prior to joining the Cleary Gottlieb, Mr. Winckler was an administrative judge. He received law degrees from the Université de Nice Sophia Antipolis in 1984 and from the Institut d’Études Politiques de Paris in 1979. Mr. Winckler graduated from the Ecole Nationale d’Administration in 1983 and the French Ecole Normale Supérieure in 1976. Mr. Winckler is a member of the Bars of Paris and Brussels. He is admitted to practice before the EC Court of Justice, the EC Court of First Instance and the Court of Appeals in Paris. He is also a member of the International Bar Association, the Association des Juristes Européens, the Association de Formation et d’Enseignement Continu (AFEC), and the European Competition Lawyers Forum. His native language is French, and he is fluent in English, German, Italian and Spanish. Mr. Winckler is widely published on various aspects of EC constitutional and competition law, including “Collective Dominance under EC Merger Control Rules,” published in the Common Law Market Review; “Legal Privilege and EC Competition Rules,” published in the Belgian journal Bruylant; and “State Guarantees for Financial Institutions: of State Aid and Moral Hazard,” published by the Institut Universitaire Européen. In addition, he is co-author of a treatise on merger control rules, which includes a comparative study of main merger control regimes in EC countries (“La Pratique Communataire du Contrôle des concentrations” De Boeck-Wesmael, 1998). Mr. Winckler is also the Editor for the section on Merger Control in the journal Revue Lamy de la Concurrence.


Linked authors

University Paris I Panthéon-Sorbonne
French State Council (Paris)
Institut d’économie Industrielle (IDEI)
ESSEC Business School (Cergy)
Oxera (Brussels)
Italian Senate
Freshfields Bruckhaus Deringer (London)


Antoine Winckler (Cleary Gottlieb)
Antoine Winckler 11 June 2018 Paris


303 Bulletin

21335 Review

Antoine Winckler, Bo Vesterdorf, Douglas Miller, John M. Connor, Laurence Idot, Wouter Wils Sanctions: Is more always better? (New Frontiers of Antitrust Conference - Paris, 15th February 2010 - Panel III)


Sanctions: Is more always better? Introduction Laurence IDOT Professeur à l’Université Paris II-Panthéon Assas Présidente du comité scientifique de Concurrences 1. Après les enquêtes et le rôle de l’économie comportementale dans l’appréciation des comportements, voici venu le temps des sanctions, thème (...)


Price 45€00 A quoi sert la concurrence ?

Voir la liste complète des contributeurs et la table des matières. Valérie Benabou:100 contributions pour les 10 ans de la revue Concurrences. La crème de la crème des experts parmi les professeurs (...)

Date 30 September 2014
Author(s): Martine Behar-Touchais, Nicolas Charbit, Rafael Amaro
Price 45€00
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