European Commission - DG COMP (Brussels)

Olivier Guersent

European Commission - DG COMP (Brussels)
Director-General for Competition

Olivier Guersent is the Director-General of the European Commission’s Directorate-General for Competition since January 2020. He previously held the position of Director-General of Financial Stability, Financial Services and Capital Markets Union. Previously, Guersent was Deputy Director-General of the Directorate-General for Financial Stability, Financial Services and Capital Markets Union from 2014 to 2015, and head of the private office of Michel Barnier, European Commissioner for Internal Market and Services, from 2010 to 2014. He joined the European Commission in 1992, and successively alternated between positions in the private offices of various European Commissioners and the Directorate-General for Competition. From 1984 to 1992, Guersent served the French Ministry of Economy and Finance under the French Competition Authority as an investigator. He holds a degree from the Institut d’Etudes Politiques de Bordeaux.

Linked authors

European Commission - DG HR (Brussels)
European Commission - DG COMP (Brussels)
European Commission - DG CNECT (Brussels)
European Commission - DG COMP (Brussels)
European Commission - DG CNECT (Brussels)


Conférence de lancement du Dictionnaire de droit de la concurrence - Olivier GUERSENT (Directeur général)
Olivier Guersent 14 March 2023 Paris
Grand Jury & Special Awards (presented by Olivier Guersent)
Olivier Guersent 10 May 2021 Webinar
Antitrust Compliance Awards #1 Why antitrust compliance Competition agencies' points of view
Olivier Guersent 12 January 2021 Webinar


10072 Review

Olivier Guersent Dictionnaire de droit de la concurrence


This section selects books on themes related to competition laws and economics. This compilation does not attempt to be exhaustive but rather a survey of themes important in the area. The survey usually covers publication over the last three months after publication of the latest issue of (...)

Emmanuelle Claudel, Nicolas Ferrier, Patrice Bougette, Frédéric Marty, Florence Ninane, Noemie Bomble, Irène Luc, Andreas Mundt, Olivier Guersent, Marion Carbo, Charlotte Colin-Dubuisson, Sima Ostrovsky, David-Julien dos Santos Goncalves Perspectives on the proposed reform of the Vertical Restraints Regulation and its Guidelines


The On-Topic aims to present a range of views on the European Commission’s proposed reform of the Vertical Restraints Regulation and its Guidelines. The contributors are representatives of the European Commission and competition authorities, practitioners, legal researchers and economists. (...)

Daniel Fasquelle, Olivier Guersent, Christiane Féral-Schuhl, marie even, Laure de La Raudière, Jean-Luc Sauron, Linda Arcelin, Jean-Louis Fourgoux, Leyla Djavadi, Colette Bouckaert, Geoffroy Didier, Valéria Faure-Muntian, Emmanuelle Inacio DMA/DSA: Has Europe really given itself the means to achieve its ambitions?


In order to upgrade the rules governing digital players operating in the internal market and to improve the regulatory framework for digital services, on December 15th, 2020, the European Commission published two legislative initiatives: the Digital Services Act (DSA) and the Digital Markets (...)

Olivier Guersent, Thierry Boillot, Muriel Chagny, Jacques Derenne, Frederic Jenny, Michel Ponsard, Stéphanie Yon-Courtin Olivier Guersent (DG COMP): European competition policy in the context of crisis


A conversation with : Thierry Boillot Director of Competition, AFEC - AFJE, Paris Muriel Chagny Professor, University of Versailles-Saint-Quentin-en-Yvelines (Paris-Saclay) and President, AFEC, Paris Jacques Derenne Partner, Sheppard Mullin, Brussels and Professor, University of Liège Frédéric (...)


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