HANEFELD

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Johanna Büstgens

Johanna Büstgens

Dr. Johanna Büstgens acts as counsel in arbitration and state court proceedings. She has represented domestic and foreign companies in domestic and international arbitration proceedings and DAB proceedings. She also acted as arbitrator and secretary to arbitral tribunals in more than 20 domestic and international arbitration proceedings which included large-volume and complex proceedings. Furthermore, her track-record includes the representation of domestic and foreign companies in cross-border litigation proceedings before German courts and in proceedings for the enforcement of arbitral awards. The focus of her practice is energy law (in particular disputes involving long-term energy supply contracts and price adjustments), construction & engineering (including FIDIC model contracts), international trade and distribution law and international commercial and sales law as well as private international law, law of international civil procedure and comparative law. Johanna studied at Bucerius Law School and the University of Oxford (Brasenose College). She holds a doctorate of law from Bucerius Law School in the field of international arbitration for which she completed a research stay at the University of California, Berkeley. She completed her legal traineeship inter alia at the ICC International Court of Arbitration in Paris. Currently, Johanna is a co-chair of DIS40, the below-40 organization of the German Arbitration Institute (DIS). Her working languages are German and English.
Inka Hanefeld, LL.M.

Inka Hanefeld, LL.M.

Dr. Inka Hanefeld, LL.M. primarily acts as arbitrator and counsel in international arbitration proceedings in the fields of international trade, industrial plant and machine building, energy, banking & finance, as well as in post-M&A and investor-State disputes.Her expertise has been recognized in various international rankings. Her track-record includes more than 100 appointments as arbitrator, including cases with amounts in dispute valued in the several billions and several cases involving States or State entities as well as representation of parties in numerous domestic and international arbitral proceedings (e.g., ICC, ICSID, DIS, ZHK, VIAC, AAA, ad hoc).From 2013 to 2019, Inka was nominated by the Federal Republic of Germany for the ICSID list of arbitrators. Since 2015, Inka has been a Vice-President of the ICC International Court of Arbitration. From 2015 to 2020, she was also a member of the LCIA London Court of International Arbitration.Before establishing her own private practice in 2005, Inka worked in the dispute resolution department of a leading international law firm for seven years from its offices in Vienna, New York, Frankfurt, and Hamburg. She holds a Master of Laws in International Legal Studies (LL.M.) from New York University School of Law and is admitted to the German and New York Bar. Moreover, she is a member of the Paris Bar (Directive 98/5/EC). Inka was a Fellow Lecturer at the New York University School of Law (September 2012/2016, May 2020).Her working languages are English and German.
Maria Hauser-Morel

Maria Hauser-Morel

Maria Hauser-Morel is based in our Paris office. She acts as counsel and arbitrator in international arbitration proceedings, focusing on construction & engineering (specifically FIDIC model contracts) disputes, energy disputes and disputes involving states and state entities. Maria is a Polish qualified lawyer. She is also a member of the Paris Bar (Directive 98/5/EC). Maria holds a doctorate of law from the University of Wroclaw (Poland) and a Master of European and International Business Law of the University of Saint Gallen. Prior to joining HANEFELD, Maria worked in a reputable Polish law firm, two international law firms in Paris as well as at the Secretariat of the ICC International Court of Arbitration. There, she headed the Case Management Team that primarily handles matters from Central and Eastern Europe, often involving sovereign States or State related entities. She was responsible for the case management of approximately 1000 ICC arbitration proceedings and scrutiny of hundreds of ICC awards. 
Jörn Hombeck, LL.M.

Jörn Hombeck, LL.M.

Jörn Hombeck, LL.M. primarily acts as counsel in state court and arbitration proceedings. He focusses in particular on antitrust damages, complex construction matters and transaction disputes. Jörn represents clients before all German regional courts and higher regional courts. In light of his broad expertise, Jörn also often works as co-counsel (Litigation and German law) in cooperation with other leading law firms. In addition, Jörn has vast experience in DAB proceedings (Dispute Adjudication Boards) – principally in the renewable energy sector. He also frequently acts as arbitrator (presiding Arbitrator, sole arbitrator and co-arbitrator) in domestic and international arbitration proceedings. Jörn’s professional focus is in renewable energy disputes (in particular offshore wind farms), antitrust damages, post-M&A, corporate, construction and real estate matters. Jörn earned a Master of Laws (LL.M.) at the University of Auckland, New Zealand. Before joining HANEFELD, he worked at a leading international law firm in Hamburg in its real estate and corporate departments. He frequently speaks at domestic and international events, inter alia, in collaboration with the GIZ. He is fluent in German and English.
Marianna Kychenko

Marianna Kychenko

Marianna Kychenko acts as counsel in arbitration and state court proceedings as well as secretary to arbitral tribunals. Her practice focuses on international arbitration, in particular disputes in the sectors of plant construction, mechanical engineering and shipbuilding. She also has extensive experience of post-M&A and corporate law disputes as well as international trade and sales law. Marianna studied at Bucerius Law School in Hamburg as well as Brooklyn Law School in New York. She completed her legal traineeship at the Higher Regional Court of Hamburg inter alia with work experience at a major international law firm and a boutique law firm in the field of litigation and arbitration. Before joining HANEFELD, Marianna worked at an international law firm in the practice group Projects, Energy & Infrastructure focusing on complex disputes and proceedings in the areas of industrial plant construction and shipbuilding. She speaks German, English and Russian.
Charlotte Matthews, LL.M. (Berlin), LL.M. (KCL)

Charlotte Matthews, LL.M. (Berlin), LL.M. (KCL)

Charlotte Matthews, LL.M. (Humboldt University), LL.M. (King’s College London) acts as counsel in arbitration and state court proceedings as well as secretary to arbitral tribunals. The focus of her practice is investor-State arbitration as well as international commercial disputes. She specializes in public international law as well as European Union law and competition law. Charlotte studied at King’s College (London), Humboldt University (Berlin) and University Paris II Panthéon-Assas (Paris). Prior to joining HANEFELD, Charlotte trained at various reputable law firms in Paris, Berlin and Brussels. Charlotte’s working languages are English, French and German. Charlotte studied at King’s College (London), Humboldt University (Berlin) and University Paris II Panthéon-Assas (Paris). Prior to joining HANEFELD, Charlotte trained at various reputable law firms in Paris, Berlin and Brussels. Charlotte’s working languages are English, French and German.
Jan Heiner Nedden, M.M.

Jan Heiner Nedden, M.M.

Jan Heiner Nedden primarily acts as arbitrator and as counsel in national and international arbitration proceedings. He also acts as member of Dispute Adjudication Boards (DAB) and mediator. Moreover, Heiner has been engaged as an appointed expert on German law in proceedings before foreign courts, including US courts, in several instances. Heiner’s track record as an arbitrator includes more than 70 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, including cases involving States or State-related entities. In addition, Heiner has acted as counsel or arbitration co-counsel representing parties in numerous domestic and international arbitral proceedings, including complex, multi-jurisdictional cases with claims in the (EUR) hundreds of millions. Heiner’s expertise has been recognized in various international rankings. For a number of years, he has been part of JUVE’s list of Germany’s top 30 most renowned arbitrators as well as Germany’s top 30 most renowned counsel in arbitration proceedings.   Before joining HANEFELD, Heiner worked for seven years as Counsel in charge of the case management of over a thousand arbitrations at the Secretariat of the ICC International Court of Arbitration in Paris and scrutinized approximately 500 ICC awards He has dealt with almost all possible procedural constellations and situations, many different subject matters and jurisdictions as well as a range of industrial sectors. Heiner is co-editor of the article-by-article Standard Practice Commentary on the ICC and DIS Rules. He 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.   Heiner speaks German, English and French.
Friedrich Rosenfeld

Friedrich Rosenfeld

Dr. Friedrich Rosenfeld acts as counsel and arbitrator. He has represented companies and states in arbitration proceedings with a focus on construction, post-M&A, commercial and investment disputes. In addition, he has been appointed chairman, co-arbitrator and sole arbitrator under the Rules of the ICC, the DIS, the Voldgiftsinstituttet (DIA), the ICDR, the VIAC, the Hamburg Chamber of Commerce, and in ad hoc proceedings in cases involving a range of applicable substantive laws and seats (e.g. Austria, Denmark, England, Germany, Greece, Israel, Switzerland, and the United States). Furthermore, he has represented companies and states in proceedings before German courts (focus: enforcement of arbitral awards) and has acted as expert witness on public international law and as expert and consultant for various international organizations. Friedrich is a member of the Thai Arbitrator Committee and is a listed arbitrator of various arbitral institutions. He frequently publishes and lectures on arbitration. His publications include the book “Inherent Powers of Arbitrators” (with F. Ferrari) and “Due Process as a Limit to Arbitral Discretion” (with F. Ferrari and D. Czernich,), “International Commercial Arbitration: A Comparative Introduction” (with F. Ferrari, forthcoming) and “Autonomous versus Domestic Concepts under the New York Convention” (with F. Ferrari, forthcoming). Friedrich is Global Adjunct Professor of Law at NYU Law in Paris, lecturer for investment arbitration at Bucerius Law School as well as Visiting Professor for arbitration at the International Hellenic University in Thessaloniki. In spring 2020, he was invited to teach commercial arbitration as Global Professor of Law from Practice at NYU School of Law in New York. Friedrich studied at Bucerius Law School in Hamburg and at Columbia Law School in New York. Before joining HANEFELD, he worked as a consultant for the United Nations Assistance to the Khmer Rouge Trials in Cambodia. He speaks German, English, French, and Spanish.
Nils Schmidt-Ahrendts

Nils Schmidt-Ahrendts

Dr. Nils Schmidt-Ahrendts primarily acts as arbitrator and counsel in arbitrations. Nils has acted under various institutional and ad hoc rules (ICC, LCIA, SCC, VIAC, DIA, FAI, SCAI and DIS) as well as under various laws (Austria, Bosnia and Herzegovina, Denmark, England, Finland, France, Germany, Italy, Macedonia, Mexico, The Netherlands, Serbia, Switzerland, Sweden, Turkey and Qatar). His track-record includes more than 35 appointments as chairman, sole arbitrator, and party-appointed arbitrator in domestic and international arbitration proceedings (ICC, Swiss Rules, VIAC, DIS, DIA, FAI and ad hoc) with amounts in dispute up to EUR 125 million. Moreover, Nils represents clients in proceedings before German courts with a particular focus on antitrust damages and enforcement of foreign awards and judgments. He has also represented domestic and foreign companies in ICC, DIS, SCC, LCIA, and ad hoc arbitration proceedings with amounts in dispute up to EUR 350 million.  In addition, he often represents clients in DAB, mediation and other ADR proceedings with a particular focus on construction and offshore windfarm disputes. He also acts as co-counsel and expert with domestic and foreign law firms. Nils’ industry focus lies in the areas of automotive, construction, energy, international trade (CISG), infrastructure and transport as well as joint ventures and post-M&A. Nils holds a Doctor of Laws in international sales law (CISG) and is a visiting professor for international arbitration and CISG at the University of Freiburg. He co-founded the International Dispute Resolution Master at the Humboldt-University of Berlin, where he lectures in international arbitration. He also regularly speaks at international conferences and issues academic publications. Nils speaks German, English and French.
Viktoria Schneider, M.Jur.

Viktoria Schneider, M.Jur.

Viktoria Schneider, M.Jur. acts as counsel in arbitration and state court proceedings as well as secretary to arbitral tribunals in complex and high-value vases. The focus of her practice lies in the areas of international arbitration (in particular corporate law, post-M&A, international trade and distribution law and international commercial and sales law) as well as public international and EU law. Viktoria studied at the universities of Freiburg, Helsinki and Oxford (M. Jur.). She was awarded with the Clifford Chance Proxime Accessit Prize for the Second Best Performance in the M.Jur. 2016 at the University of Oxford. She completed her legal traineeship at the Higher Regional Court of Hamburg inter alia with an internship at the European Court of Justice in Luxembourg and at the Federal Foreign Office in Berlin. She has also previously worked as a research assistant at the department of political science and legal theory and at the department of public law at the University of Freiburg. Since 2021, she lectures international contract law at the FOM University of Applied Science Hamburg. Viktoria’s working languages are German, English and French.
Dirk Wiegandt, LL.M.

Dirk Wiegandt, LL.M.

Dr. Dirk Wiegandt, LL.M. acts as counsel in arbitration and state court proceedings as well as arbitrator and secretary to arbitral tribunals. Dirk has represented domestic and foreign companies in numerous domestic and international arbitration proceedings. His track record further includes the representation of domestic and foreign companies in state court proceedings before German courts in antitrust damages actions, cross-border litigation cases and the enforcement of arbitral awards and judgments. His practice spans a wide range of industries and areas of law with an emphasis on international trade and distribution, post-M&A and corporate law, EU and antitrust law (in particular antitrust damages actions) as well as energy disputes. Dirk serves as Regional Representative for Europe of the Young International Arbitration Group (YIAG), the young professionals association of the London Court of International Arbitration (LCIA). Dirk studied at the universities of Freiburg, Geneva and Cambridge (LL.M.). While working as a research assistant to Prof. Jürgen Basedow at the Max Planck Institute for Comparative and International Private Law, he earned his Doctor of Laws (Dr. iur.). Before joining HANEFELD, Dirk worked at a major international law firm in the field of antitrust litigation. Dirk lectures on international sales law (CISG) at the European Business School (EBS). Moreover, he regularly speaks and publishes on topics related to arbitration and (antitrust) litigation. He speaks German, English, French and Dutch.
Inga Witte, LL.M.

Inga Witte, LL.M.

Inga Witte, LL.M. acts as counsel in arbitration and state court proceedings as well as secretary to arbitral tribunals. Her practice focuses on international arbitration (in particular commercial and corporate law, international sales law, construction and engineering), trade and investment disputes. Inga studied at the University of Göttingen as well as the Universidad de Chile (Santiago) and the University of Heidelberg. She completed her legal traineeship at the Higher Regional Court of Hamburg with stages, amongst others, at the European Commission (DG Trade) in Brussels and the German Federal Constitutional Court in Karlsruhe. Previously, Inga trained at a renowned Swiss law firm in Zurich and worked as a research assistant at the Department for Private and Procedural Law at the University of Göttingen. She speaks German, English and Spanish.