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Jan Heiner Nedden

Work +49 40 180482930
Hanefeld Rechtsanwälte

Work Department



Jan Heiner Nedden is managing partner of Hanefeld Rechtsanwälte. Until 2011, Heiner worked for seven years as counsel in charge of the case management of over a thousand arbitrations at the ICC International Court of Arbitration in Paris. Today, Heiner primarily acts as arbitrator and as counsel in national and international arbitration proceedings. His track record as an arbitrator consists of several dozen proceedings conducted under the rules of the ICC, DIS, SCC, VIAC, the Danish Institute of Arbitration (Voldgiftsinstituttet), as well as ad hoc. As counsel, he advises on general and specific issues of arbitration law and strategy, and represents clients in proceedings for the enforcement of arbitral awards. He additionally acts as an appointed expert on German law in proceedings before foreign courts. Heiner is co-editor of the leading German language article-by-article commentary on the ICC/DIS Rules. He is a trained mediator and teaches domestic and international arbitration law at the University of Hamburg, the Summer Academy on International Dispute Resolution at the University of Heidelberg and the Swiss Arbitration Academy in Zurich/Geneva.


Since 2011 Partner with Hanefeld Rechtsanwälte, Hamburg 2006 - 2011 Counsel with the ICC International Court of Arbitration, Paris 2004 - 2006 Deputy Counsel with the ICC International Court of Arbitration, Paris 2004 Consultant with the EU Liaison Office of Bayer AG, Brussels 2001 Summer Associate with Roland Berger Strategy Consultants, Berlin 1996 - 1997 Assistant to Prof. Kirchhof, Chair for Public Law and Tax Law, University of Heidelberg


German, English and French


Appointed member of the ICC Commission on Arbitration and ADR Appointed member of the ICC Commission’s Task Force on “The Revision of the Rules of ICC as Appointing Authority in UNCITRAL or other Ad Hoc Arbitration Proceedings” Appointed member of the International Dispute Resolution Committees of the Danish Institute of Arbitration (Voldgiftsinstituttet) Appointed member of the Consolidation Committee for the revision of the DIS arbi-tration rules Member of the editorial board of the ICC Germany magazine German Institution of Arbitration (DIS) Swiss Arbitration Association (ASA) Danish Arbitration Association Hamburg Arbitration Circle


2003 - 2005 Master of Mediation (M.M.), specialization in commercial and business mediation and mediation in the public sector, Fern-Universität Hagen 2002 - 2004 Legal traineeship (Referendariat) in Northrhine-Westphalia including work experience with Wenner Attorneys in Paris and the German Federation of Industry (BDI) in Brussels 1995 - 2001 Studies of law at the universities of Kiel, Heidelberg, Ottawa (Canada) and Freiburg im Breisgau 1994 - 1995 Studium generale at the Leibniz Kolleg, Tübingen

Germany: Dispute resolution

Arbitration (including international arbitration)

Within: Arbitration (including international arbitration)

Highly professional and service-oriented’ boutique Hanefeld Rechtsanwälte has international arbitration at its core and focuses on commercial and contractual disputes. Founding partner Inka Hanefeld, who is regarded as ‘one of the best arbitrators in Germany’, also acts as party counsel, most notably in contentious plant engineering, energy and post-M&A matters. The recommended Jan Heiner Nedden recently acted as arbitrator in several proceedings that involved state participation, while the ‘very experiencedNils Schmidt-Ahrendts handles the largest proportion of party counsel instructions. The ‘smartFriedrich Rosenfeld was elevated to the partnership.

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