Practice Areas

  • Dispute resolution: national and international arbitration and litigation
  • Alternative dispute resolution: mediation, arbitration, adjudication
  • Banking and financial services disputes focusing in particular on providing advice to banks, financial service providers and funds
  • Corporate litigation
  • International trade, contract law
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Education and Professional Experience
  • Lawyer at GSK Stockmann since 2014
  • Lecturer at the Hamburg School of Business Administration
  • Lawyer at a boutique law firm specialising in international commercial law from 2010 to 2014
  • Admitted to practise law in Germany (2010)
  • Doctorate (Dr. jur.) in 2010
  • Trainee lawyer with a major international law firm in Hamburg and San Francisco
  • Studies at the University of Hamburg
Languages
  • English, German
Memberships
  • Deutsche Institution für Schiedsgerichtsbarkeit (DIS)
  • Deutschen Initiative junger Schiedsrechtler (DIS40)
  • German Maritime Arbitration Association e.V. (GMAA)
  • Young Arbitrators Forum (YAF) of the International Chamber of Commerce (ICC)
  • Swiss Arbitration Association (ASA)
  • Hamburg Arbitration Circle e.V. (HAC)
  • International Association of Young Lawyers (AIJA)
Awards
  • Ranking “Germany’s Best Lawyers” in the areas of “Arbitration, Dispute Resolution and Mediation” (Handelsblatt and Best Lawyers in Germany 2024)
  • Ranking “Germany’s Best Lawyers” in the areas of “Arbitration & Mediation and Litigation” (Handelsblatt and Best Lawyers in Germany 2022-2023)
  • Ranking “Germany’s Best Lawyers” in the areas of “Arbitration & Mediation, Litigation and Dispute Resolution” (Handelsblatt and Best Lawyers in Germany 2021)
Publications
  • Jonetzki, Antonius / Wilkens, Jonas: Zur Geltendmachung der Mängelrechte vor bzw. nach Abnahme des Werks nach § 634 BGB, BGH, Urteil vom 19.01.2017 – VII ZR 235/15, in: EWiR 2017, S. 429 ff.
  • Hangebrauck, Ralf / Jansen, Justus / Jonetzki, Antonius: Vermeidung und Beilegung von Streitigkeiten bei der Errichtung eines Offshore Windparks, in: Praxishandbuch Schnittstellenmanagement Offshore Wind, 2. Auflage, Hamburg, Oktober 2017.
  • Jonetzki, Antonius / Singbartl, Jan: Zur Geltendmachung einer unentgeltlich abgetretenen Forderung durch Zedenten im Wege der gewillkürten Prozessstandschaft, in: EWiR 2016, S. 725 ff.
    Jonetzki, Antonius: Rechtsrahmen innovativer Zahlungssysteme für das Internet – Am Beispiel von PayPal, Peter Lang, Frankfurt am Main 2010.
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...

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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 w...

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01 September 2020

Modernisation of the LCIA Rules: A “light-touch” update

The LCIA has modernised its arbitration rules through a “light-touch” update aiming at a more state-of-the-art and efficient way to conduct arbitration proceedings.

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15 May 2020

Post-Brexit enforcement of court rulings – current developments in the transition period

How does the Brexit affect the enforcement of foreign court judgments? What are the United Kingdom's plans for the period after the transitional period? How does this affect the de...

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07 May 2020

News on the withdrawal from consumer credit agreements – ECJ and BGH lock horns forcing credit institutions into a balancing act

Most recently, the ECJ declared in a sensational decision of 26 March 2020 that the German model revocation instructions for consumer credit agreements do not meet the standards re...

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Law firm
07 May 2020

Securing payment transactions in international trade

Current ICC recommendations regarding the impact of the COVID-19 pandemic on letters of credit The impact of the COVID-19 pandemic also jeopardises international payment transactio...

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GSK Updates
17 April 2020

Arbitral proceedings – efficient and effective during times of COVID-19?

Latest recommendations by the International Chamber of Commerce (ICC) and Chartered Institute of Arbitrators (CIARB) for adjusted proceedings The International Chamber of Commerce ...

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07 April 2020

Sanity Check for Your Contracts – New ICC Force Majeure and Hardship Model Clauses

Update your contracts - The ICC released new Force Majeure and Hardship Model Clauses.

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30 March 2020

Impact of the coronavirus pandemic on contractual relationships

Pacta sunt servanda in times of crisis? We answer legal questions concerning the fulfilment of contractual relationships. Read our GSK update on the coronavirus pandemic now.

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Past Events