Jan Heiner Nedden, M.M.

Managing Partner

Before joining Hanefeld Rechtsanwälte, Jan Heiner Nedden, M.M. worked for seven years as counsel in charge of case management of over a thousand arbitrations at the secretariat of the ICC International Court of Arbitration in Paris.

Heiner primarily acts as arbitrator and as counsel in national and international arbitration proceedings. He also acts as member of Dispute Adjudication Boards (DAB). Heiner’s track record as an arbitrator includes more than 50 proceedings conducted under the arbitration rules of the ICC, DIS, VIAC, SCC, WIPO, the Voldgiftsinstituttet (Danish Institute of Arbitration) as well as ad hoc proceedings. His expertise has been recognized in international rankings. 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 article-by-article Practice Commentary ICC-SchO/DIS-SchO. He is a trained mediator and has taught 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. He speaks German, English and French.

As Arbitrator
Sole arbitrator, co-arbitrator and chairman in arbitral proceedings under the Rules of the ICC, the German Institution of Arbitration (DIS), the Vienna International Arbitral Centre (VIAC), the Danish Institute of Arbitration (Voldgiftsinstituttet), the Arbitration Institute of the Stockholm Chamber of Commerce (SCC), the Hamburg Commodity Association and in ad hoc proceedings: 30 as Co-Arbitrator, 20 as Chairman, 11 as Sole Arbitrator

Arbitration in general

  • Case management of approximately 1000 ICC arbitration proceedings and scrutiny of approximately 500 ICC awards. Has dealt with almost all possible procedural constellations and situations, many different subject matters and jurisdictions as well as a range of industrial sectors
  • Consultant with the International Centre for Expertise of the ICC for ICANN (Internet Corporation for Assigned Names and Numbers) Expert Determination proceedings under the New gTLD Dispute Resolution Procedure/ICC Expertise Rules
  • Appointed to the WIPO List of Arbitrators
  • Appointed to the KLRCA Panel of Arbitrators, the Domain Name Dispute Resolution Panel as well as the Panel of Mediators
  • Appointed to the British Virgin Islands International Arbitration Centre (BVI IAC)

As Counsel in arbitral proceedings

  • Representation of German and foreign companies in arbitral proceedings
  • Legal expertise on arbitration

As Counsel in state court proceedings

  • Legal expert on German law
  • Representation of German and foreign companies in enforcement proceedings
  • Co-counsel and second-opinion arrangements with domestic and international law firms
  • Arbitrator and Counsel, in particular in the following sectors: International trade, industrial plant and machine building, post-M&A, infrastructure and transport, energy, distribution
  • International contract and sales law, commercial law, law of international civil procedure
  • German
  • English
  • French
  • Since 2011
    Attorney 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
  • 2003 - 2005
    Master of Mediation (M.M.), specialization in commercial and business mediation and mediation in the public sector, Fern-Universität Hagen
  • 2004
    Consultant with the EU Liaison Office of Bayer AG, Brussels
  • 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
  • 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
  • 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
  • Lectured at the University of Hamburg for domestic and international arbitration
  • Lectured at the Swiss Arbitration Academy Zürich
  • Lectured at the Summer Academy on International Dispute Resolution of the university of Heidelberg
2019Post-Truth and the Arbitration ConundrumCopenhagen Arbitration DayCopenhagenDenmark
2017Expedited Proceedings in New FormatsSCAI Innovation ConferenceGenevaSwitzerland
2015Viennese Waltz or Wrestling – How Arbitral Tribunals deliberate and take decisionsDIS40 Rhein/Ruhr eventDüsseldorfGermany
2015Arbitral awards: A quality testArbitration seminar hosted by the Europa Institut of the University of ZurichZurichSwitzerland
2015Deliberations of the Arbitral TribunalDIS Spring ConferenceDresdenGermany
2014How to make your first arbitration not your lastYAC seminarCopenhagenDenmark
2014ICC Arbitration: From a Request for Arbitration until the Arbitral AwardICC IWIS SeminarStuttgartGermany
2014Commencing and Conducting Arbitration: Views from France, Germany, the US and the UKC5’s Forum on Transatlantic LitigationAmsterdamNetherlands
2014Choice of the place of arbitration: London, Paris, Geneva or others?YAC Seminar on International ArbitrationCopenhagenDenmark
2014E-DiscoveryICC Young Arbitrators ForumDüsseldorfGermany
2013The New UNCITRAL Transparency Rules: How the concept of transparency differs in investment and commercial arbitrationNew Developments in International Commercial Arbitration 2013 ConferenceNeuchâtelSwitzerland
2013Mock case under the 2012 ICC Rules of ArbitrationICC IWIS seminarBerlinGermany
2013Arbitration in Denmark – Valuable insights from our Nordic NeighborsHamburg Arbitration CircleHamburgGermany
2013Arbitration clauses in contracts: pitfalls and best practices1st Northern German Arbitration DayHamburgGermany
2012Changing perspectives – from the arbitral institution to private practiceDIS40 eventFrankfurt am MainGermany
2012The decision-making process in arbitral tribunalsHamburg Arbitration CircleHamburgGermany
2012Workshop on "Alternative means of resolving international commercial disputes, in particular arbitration"1st Saar-Anwalt-TagSaabrückenGermany
2012Mock case under the 2012 ICC Rules of ArbitrationN.N.BerlinGermany
2012The new ICC Arbitration RulesICC IWIS eventBerlinGermany
2012Invitation as an expert on arbitration law1st Heidelberg Colloquium on Investment Protection LawHeidelbergGermany
2012The big unknown? The new ICC Rules of Arbitration in legal practiceWorkshop of the DAJVFrankfurt am MainGermany
2012Possibilities and alternatives of dispute avoidance and dispute resolution in long-term contractsWorkshop on "Dispute resolution in the context of public private partnership projects"HamburgGermany
2012Do's and Don'ts when acting as an arbitratorConference organized by ICC DenmarkCopenhagenDenmark
2019§ 20 SchiedsspruchSalger/Trittmann (eds.), Internationale Schiedsverfahren, Praxishandbuch
2018Arbitration in a Post-Truth-World: Perception v RealityIBA Dispute Resolution International, Vol. 12 No. 2, S. 165 et seq.
2016Chapter 10: GermanyJørgensen (ed.): Finding, Freezing and Attaching Assets, March 2016
2015The Arbitral Tribunal’s Deliberations - potential conflicts and ways to avoid themSchiedsVZ 2015, p. 169 et seq.
2014Schiedsgerichte in Deutschland und WesteuropaPaschke, Graf, Olbrisch (eds.), Hamburger Handbuch des Exportrechts
2014Praxiskommentar ICC-SchO/DIS-SchO (eds.)together with Axel Benjamin Herzberg
2013The New UNCITRAL Transparency Rules: How the Trend towards Transparency differs in Investment and Commercial ArbitrationMüller, Rigozzi (Hrsg.), New Developments in International Commercial Arbitration 2013, November 2013, 41 - 63
2012Use of Technology by a Major International Arbitration Organization – ICCHoracio A. Grigera Naón / Paul E. Mason (eds.), International Commercial Arbitration Practice: 21st Century Perspectives (jointly with Laurence Marquis)
2011Correction and interpretation of arbitral awards and additional awardsTercier (ed.), Post Award Issues, ASA Special Series No. 38, December 2011 (jointly with Maria Hauser-Morel)
2011Use of Technology by a Major International Arbitration Organization – ICCHoracio A. Grigera Naón and Paul E. Mason (eds.), International Commercial Arbitration Practice: 21st Century Perspectives, (Release 2, 2011) (together with Laurence Marquis)
2010Work in Good Progress at the ICC International Court of Arbitration and its SecretariatArbitration News, Newsletter of the International Bar Association Legal Practice Division, Vol. 15 No. 2, September 2010
  • Named in JUVE´s List of most renown arbitrators 2018
  • Recommmended in Who's Who Legal: The International Who's Who of Business Lawyers, Commercial Arbitration 2019
  • Recommended in Who's Who Legal Germany: Arbitration Lawyers 2019
  • Recommended in Who's Who Legal: Legal Thought Leaders 2019
  • "Jan Heiner Nedden is an ‘excellent’ practitioner, considered ‘among the best of the arbitrators of his generation in Germany’.”
    Who’s Who Legal
  • "Jan Heiner Nedden […] is 'extremely well prepared and appreciative in his work, and he really discusses and takes the arbitrator role seriously'."
    Who’s Who Legal
  • "Jan Heiner Nedden [is valued for] his very 'thoughtful, efficient conduct of the proceedings'."
    The Legal 500
  • "Jan Heiner Nedden disposes of a 'brilliant expertise due to his longtime ICC-experience'."
    The Legal 500
  • "Jan Heiner Nedden was an outstanding [ICC] counsel and a pleasure to work with. He combines strong legal skills with an extraordinary ability to get things done reliably and efficiently. His meticulous approach to award scrutiny could make senior arbitrators tremble."
    Global Arbitration Review
  • "Jan Heiner Nedden [is] professionally excellent and experienced in arbitration."; "[has] outstanding practical experience."; "[works] fast and rigorously."
  • 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 arbitration 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