Dr. Stefan Bretthauer

German, English
Practice groups/Expertise
Consulting focuses
  • Antitrust Law
  • Distribution Law
  • Energy Law
  • Arbitration
  • Merger Control
  • Antitrust Litigation
  • Antitrust Compliance
  • Antitrust fine proceedings
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  • Admitted to the Bar since 2002
  • Education and former activities
  • University of Würzburg (Dr. jur.), Lecturer at the University of Hamburg2002
  • Legal Traineeship in the Antitrust Law Department of a leading U.S. law firm in Washington, D.C./U.S.A.
  • Legal Trainee (Referendar) in the District of the Higher Regional Court of Bamberg1999-2001
  • Julius Maximilians University of Würzburg1997-1999
  • University of Sheffield/United Kingdom1996-1997
  • University of Trier1994-1996


  • International Bar Association (IBA)
  • German Association for Distribution Law (Deutsche Gesellschaft für Vertriebsrecht e.V.)
  • German Antitrust Law Association
  • German Institution of Arbitration (DIS)
  • Jurists Alumni Würzburg
  • Verein zur Förderung des Clusters der Erneuerbaren Energien Hamburg (EEHH e.V.)
  • Chair of the northern regional section of Studienvereinigung Kartellrecht e.V. (German Antitrust Law Association) (2019-2021)

Dr. Stefan Bretthauer's Distinctions

JUVE Handbuch Wirtschaftskanzleien 2022/2023
kanzleimonitor 2022/2023
Best Lawyers 2023
Legal 500 EMEA 2022
Legal 500 Germany 2022
kanzleimonitor 2021/2022
JUVE Handbook Commercial Law Firms 2021/2022
Handelsblatt: Deutschlands Beste Anwälte 2022
Handelsblatt: Deutschlands Beste Anwälte 2021
Best Lawyers 2022
kanzleimonitor 2020/2021
JUVE Handbook Commercial Law Firms 2020/2021
kanzleimonitor 2019/2020
JUVE Handbuch Wirtschaftskanzleien 2019/2020
kanzleimonitor 2018/2019
JUVE Handbook Commercial Law Firms 2018/2019
Legal 500 EMEA 2018
kanzleimonitor 2017/2018
Legal 500 Germany 2018
JUVE Handbook Commercial Law Firms 2017/2018
JUVE Handbook Commercial Law Firms 2016/2017
JUVE Handbook German Commercial Law Firms 2015/2016
JUVE Handbook German Commercial Law Firms 2014/2015



International Comparative Legal Guide - Vertical Agreements and Dominant Firms 2022
Chapter Germany, August 2022 by Dr. Stefan Bretthauer, Dr. Reinhard Siegert
Commentary on the „appreciable effect” of the restraint of competition according to Art. 101(1) TFEU and on Art. 5-10 of the Vertical Block Exemption Regulation
in: Beck’scher Online-Kommentar zum Kartellrecht
Grundzüge des Wettbewerbs- und Kartellrechts
Stober/Paschke (Hrsg.), Deutsches und Internationales Wirtschaftsrecht, 4th edition 2022 by Dr. Stefan Bretthauer, Dr. Søren Pietzcker, LL.M. (University of Illinois), Dr. Verena Hoene, LL.M. (University of Washington)
Neue Vertikal-GVO und -Leitlinien: Was bleibt, was ändert sich?
Update Antitrust, May 31 2022 by Dr. Reinhard Siegert, Dr. Stefan Bretthauer


Merger Control Country Comparative Guide (Germany)
The Legal 500 by Dr. Frederik Wiemer, Dr. Stefan Bretthauer, Dr. Reinhard Siegert, Dr. Rainer Velte
ARC Digitalisation Act
Update Antitrust January 2021 by Dr. Stefan Bretthauer, Dr. Reinhard Siegert, Dr. Rainer Velte, Dr. Frederik Wiemer, Beatrice Stange, LL.M. (King’s College London), Anita Bohn, LL.M. (University of London), Dr. Ruth Schneider, Maximilian Dengler, LL.M.


Prüffristen für Fusionskontrolle sollen vorübergehend verlängert werden
Sondernewsletter Corona-Virus



International Competition Lawyers Network Conference, London, Competition Law in the Courts – New Developments
Panelist, October 27, 2022


Regelmäßige Blockvorlesungen zum deutschen und europäischen Kartellrecht
in St. Petersburg as part of the post-graduate programme on International Business Law, organized by the University of Hamburg, the Chamber of Commerce Hamburg, the National University of St. Petersburg and the DAAD, since 2006

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