Practice Areas

  • Dispute Resolution: national and international litigation and arbitration
  • Arbitrator
  • Alternative Dispute Resolution: adjudication, arbitration, mediation
  • Commercial, Corporate (Post M&A), Plant Engineering, Energy, Infrastructure
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Education and Professional Experience
  • Member of the International Chamber of Commerce (ICC) Task Force Arbitration of Climate Change Related Disputes
  • Lecturer in litigation, arbitration and corporate law at the Hamburg School of Business Administration (HSBA) for the MA and MBA programmes since 2011
  • Lecturer in dispute resolution and international private law at the International School of Management (ISM) in Hamburg from 2014 to 2015
  • Lecturer in dispute resolution and international commercial law at the Nordakademie from 2005 to 2011
  • Doctorate (Dr. jur.) in Hamburg
  • Admitted to practise law in Germany (2004)
  • Studies at the universities of Hamburg, Konstanz, Cambridge (Sidney Sussex College, Great Britain), Bordeaux (Université Michel de Montaigne, France), and Perugia (Italy)
  • English, French, German, Italian
  • German Institution of Arbitration (Deutsche Institution für Schiedsgerichtsbarkeit (DIS))
  • Arbitration Commission of the International Chamber of Commerce (ICC)
  • Swiss Arbitration Association (ASA)
  • London Court of International Arbitration (LCIA)
  • Chinese European Arbitration Centre (CEAC)
  • International Council for Commercial Arbitration (ICCA)
  • German Maritime Arbitration Association (GMAA)
  • Hamburg Arbitration Circle e.V (HAC)
  • International Bar Association (IBA)
  • Union Internationale des Avocats (UIA)
  • American Bar Association (ABA)
  • Interpacific Bar Association (IPBA)
  • Honorary Member of the International Young Lawyers Association (AIJA)
  • German Economic Council (Wirtschaftsrat Deutschland)
  • Gesellschaftsrechtlicher Kreis Hamburg e.V.
  • Alumni Round Table Deutschland
  • Rechtsstandort Hamburg e.V., Task Force „Dispute Resolution“
  • Regular lecturing activites on litigation and arbitration law at numerous associations and events
  • Recommended lawyer in the field of “Litigation” and “Mediation” (Juve Handbuch 2022/2023)
  • Ranking “Germany’s Best Lawyers” 2017-2022 in the area of “Arbitration and Mediation, International Arbitration, Litigation and Trade Law” (Handelsblatt und Best Lawyers in Germany)
  • Lawyer of the Year “Trade Law” 2022 (Handelsblatt and Best Lawyers in Germany)
  • Lawyer of the Year “Litigation” 2020 (Handelsblatt and Best Lawyers in Germany)
  • Recommended lawyer in the field of “Litigation” and “Mediation” (Juve Handbuch 2021/2022)
  • Honorary Member of the International Young Lawyers Association (AIJA)
  • Strengthening international enforceability of settlement agreements resulting from mediation and judgements of national courts, GSK Update 11.12.2020
  • Modernisation of the LCIA Rules: A “light-touch” update, GSK Update 01.09.2020
  • Post-Brexit enforcement of court rulings – current developments in the transition period, GSK Update 13.05.2020
  • Securing payment transactions in international trade, GSK Update 07.05.2020
  • Arbitral proceedings – efficient and effective during times of COVID-19?, GSK Update 17.04.2020
  • Sanity Check for Your Contracts – New ICC Force Majeure and Hardship Model Clauses, GSK Update 07.04.2020
  • Impact of the coronavirus pandemic on contractual relationships, GSK Update 30 March 2020
  • Procurement procedures in packaging law in front of an arbitratior on the horizon, GSK Update 12.08.2019
  • Compensation payment based on the enforcement of an arbitral award cannot be qualified as new state aid, GSK Update 02.08.2019
  • Model Declaratory Proceedings – An Overview, GSK Update 06.11.2018
  • New 2018 DIS Arbitration Rules, GSK-Update 28.02.2018
  • Avoidance and settlement of disputes in the construction of an offshore wind farm („Vermeidung und Beilegung von Streitigkeiten bei der Errichtung eines Offshore-Windparks“), in Praxishandbuch Schnittstellenmanagement Offshore Wind der Erneuerbare Energien Hamburg Clusteragentur, 2016, Hangebrauck / Jansen / Jonetzki
  • World of Corporate Governance: Iran („Die Welt der Corporate Governance: Iran“), in: Audit Committee Quarterly IV /2014, S. 54-55, Jansen, Justus / Sadr, Encyeh Seyed
  • Dispute resolution clauses in international contracts in Germany – A global guide, Schulthess Verlag 2013, Jansen, Justus / Beyerlein, Birgit
  • Alternative Dispute Resolution in Family Businesses (Konfliktlösung in Familienunternehmen“), BetriebsBerater 12/2012, S. 733 ff., Jansen, Justus / Beyerlein, Birgit
  • Liability and insolvency under the act on limited liability companies („Kapitalerhaltung“), in: Haftung und Insolvenz im GmbH-Recht, Holzborn/v. Vietinghoff (Hrsg.), Verlag C.H. Beck, München 2012, Jansen, Justus / von Bodenhausen, Eckard
  • No automatic closure of current bank accounts because of a listing according to the Iran-Embargo-Regulation – Remark on court decision („Keine automatische Kündigung des Girokontos wegen Listing in der Iran-Embargo-Verordnung – Urteilsanmerkung“), Recht der internationalen Wirtschaft (RIW) 2012, S. 730 ff., Jansen, Justus / Oertel, Christoph
  • Algerian Procurement Law („Algerisches Vergaberecht“), Recht der internationalen Wirtschaft (RIW), 2011, S. 377ff., Jansen, Justus / Daun, Martin
  • Cross-border Cash Management, in: Unternehmen auf offenen Märkten – Symposium zum 70. Geburtstag von Peter Behrens, Basedow/Wurmnest (Hrsg.), Nomos Verlag 2011
  • International Cash Pooling – Cross-border Cash Management Systems and Intra-group Financing, Sellier/Schulthess 2011
  • Tightening of the Iran-Embargo – Current problems of practice and first answers („Verschärfung des Iran-Embargos – Aktuelle Probleme aus der Praxis und erste Antworten“, Recht der internationalen Wirtschaft (RIW) 2010, S. 695 ff., Jansen, Justus / Oertel, Christoph
  • Chinese European Arbitration Centre (CEAC), in: Arbitration in 50 jurisdictions worldwide 2010, Wegen/Wilske (Ed.), Global Arbitration Review, London 2010, Jansen, Justus / Brödermann, Eckart
  • The Private International Law of the Law of Export Trade – The Choice of Law in Export Deals („Internationales Privatrecht im Rahmen des internationalen Handels – Die Wahl des anwendbaren Rechts bei Exportverträgen“), in: Hamburger Handbuch des Exportrechts, Pasche/Graf/Olbrisch (Hrsg.), Verlag Carl H. Dieckmann, Hamburg 2009
  • Chinese European Arbitration Centre (CEAC), in: Institutional Arbitration – Tasks and Powers of different Arbitration Institutions, Gola/Graf/Götz (Ed.), Sellier/Schulthess, Zurich 2009, Jansen, Justus / Heeg-Stelldinger, Christine
  • The Doctrine of Capital Maintenance in Germany, England and France („Der gesellschaftsrechtliche Kapitalschutz in Deutschland, England und Frankreich“), Peter Lang Verlag, Hamburg 2006.
  • Law firm
    24 June 2022

    Germany’s Best Lawyers 2022: Handelsblatt and Best Lawyers recommend 53 lawyers from GSK Stockmann

    The renowned US publication Best Lawyers has once again published its list of “Germany’s Best Lawyers” of the year in cooperation with Handelsblatt. A total of 53 GSK lawyers were ...

    Read more
  • GSK Updates
    06 May 2022

    Whistleblowing 2.0: What will the second draft of the Whistleblower Protection Act bring along?

    In a renewed attempt, the German Ministry of Justice proposes a draft Whistleblower Protection Act. Our new GSK Compliance Update summarizes the ley developments in this long-runni...

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  • Law firm
    29 June 2021

    Germany's Best Lawyers 2021: Handelsblatt & Best Lawyers recommend 50 GSK Stockmann lawyers

    Once again, the renowned American publisher Best Lawyers has issued “Germany's Best Lawyers” of the year in cooperation with Handelsblatt. A total of 50 GSK Stockmann lawyers were ...

    Read more

Past Events

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