Jean Marguerat, LL.M.

Attorney at Law, Partner

4 Rue Charles-Bonnet
CH-1211 Geneva 12
T +41 22 839 63 00
D +41 22 839 63 26
M +41 78 811 51 80
F +41 22 347 71 59


Jean Marguerat has experience across all areas of dispute resolution, with particular expertise in international arbitration and in international litigation. Jean Marguerat is one of the authors of the Commentary on the Swiss Rules of International Arbitration.

Jean Marguerat has been a Partner in our Geneva office since 2010 and is the Office Managing Partner since January 2020.

Jean Marguerat’s practice focuses on international arbitration, litigation and contract law. Jean Marguerat has experience as party counsel and as arbitrator in more than 90 institutional (ICC, SCAI, LCIA, VIAC, CAS, etc.) and ad hoc international arbitrations involving sale of goods and commodities, distribution and agency, construction, marine works, joint ventures, corporate transactions and sport related matters. He also regularly represents clients before the Swiss courts in all fields of commercial disputes and notably those in relation to arbitration (enforcement and challenge of arbitral awards). His activity includes recognition & enforcement proceedings (including attachments) and international legal assistance.


Education & Admission

University of Cambridge (LL.M.)
Admitted to the Bar (1999)
Universities of Basel and Neuchâtel (lic.iur.)


Swiss Bar Association
Geneva Bar Association
Swiss Arbitration Association (ASA)
London Court of International Arbitration
Club Español del Arbitraje
Deutsche Institution für Schiedsgerichtsbarkeit





Chambers Global (Arbitration Counsel)
Chambers Europe (Sport)
Legal 500 EMEA (Dispute Resolution - Litigation)
Legal 500 EMEA (Dispute Resolution - Arbitration)
Who's Who Legal National Leader Switzerland (Arbitration)
Who's Who Legal Global Leader Switzerland (Arbitration)
Leaders League (Litigation & Arbitration - International Arbitration)
Leaders League (Media & Entertainment - Sports law)
Expert Guides (Commercial Arbitration)



GAR – Challenging and Enforcing Arbitration Awards 2020 – Switzerland, An extract from GAR’s Challenging and Enforcing Arbitration Awards Know-how, first published in April 2020 (PDF) Arbitration and Competition – A Swiss Perspective, CPI Antitrust Chronicles (PDF) The Guide to Challenging and Enforcing Arbitration Awards 2019 – Switzerland, Jurisdictional Know-How, Global Arbitration Review (PDF) Enforcement of arbitral awards in Switzerland, an extract from GAR’s Enforcement Know-how, Global Arbitration Review, first published in December 2017 (PDF) Enforcement of arbitral awards in Switzerland, Global Arbitration Review- GAR Know how: Enforcement 2016 (PDF) Commentary of the Decision of the Federal Tribunal 4A_709/2014 of 21 May 2015 (on the role of secretaries and consultants to the arbitral tribunal), Brazilian Arbitration Journal, Ed. Kluwer, Vol. 13 (2016), Num. 52, 2016. (PDF) Switzerland – A Favorable Seat of Arbitration for Foreign Antitrust Claims, Expert Guides – Commercial Arbitration (PDF) Rol de los secretarios y asesores del tribunal arbitral (a propósito de una sentencia del Tribunal Federal Suizo), Lima Arbitration Revista No.7, 2016 – 2017 (PDF) Indépendance et impartialité de l’arbitre : le devoir de révéler de l’arbitre éclipsé, in: Jusletter 15 April 2013, Ed. Weblaw, 2013 (PDF) La extensión de la cláusula arbitral a terceros no firmantes, in: El Arbitraje Internacional en Europa, Collantes/Cremades (Eds.), Peru 2013 (PDF) Commentary to Art. 9-12 of the Swiss Rules of International Arbitration (Independence and Challenge of Arbitrators), in: Swiss Rules of International Arbitration, Commentary, Zuberbühler/Müller/Habegger (Eds.), Zurich/The Hague, 1st ed. 2005, 2nd ed. 2013 (PDF) Revised Swiss Rules of International Arbitration, in: Newsletter Froriep Renggli, July 2012 (PDF) La competencia de los tribunales arbitrales bajo el prisma del Tribunal Federal suizo: análisis de tres decisiones recientes, in: Spain Arbitration Review N° 6/2009 (PDF) Review of the Recent Case Law of the Swiss Federal Tribunal in International Arbitration, in: New Developments in International Commercial Arbitration 2009, Müller/Rigozzi (Eds.), Basel/Geneva 2009 (PDF) Comentario – El nuevo Reglamento Suizo de Arbitraje Internacional: La unificación y modernización del arbitraje internacional, in: Revista Corte Española de Arbitraje 2007, p. 277-293 (PDF)