Event 14 Oct. 2022
Curtis Provides Capacity Training to the Government of Uganda
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Event 21 Sep. 2022
Kalidou Gadio Speaks at AIEN 2022 International Energy Summit
News 16 Dec. 2022
Curtis Trade Team is top ranked in Chambers Asia-Pacific 2023
Event 06 Dec. 2022
George Kahale Lectures on "Key Issues Facing States in ISDS" at Rashtriya Raksha University
News 27 Jan. 2023
Curtis Italy wins Law Firm of the Year for Arbitration/Energy 2023 at national Italian legal awards
News 09 Dec. 2022
Six Curtis Partners Recognized in Who's Who Legal - Arbitration
Event 22 Nov. 2022
Elisa Botero and Fernando Tupa to speak at the XVI International Congress of Arbitration in Lima, Perú
Event 02 Nov. 2022
Claudia Frutos-Peterson Speaks at the Universidad Externado de Colombia’s 6th Conference on National and International Arbitration
News 27 Sep. 2022
Curtis Boosts Riyadh Office with New Corporate Partner Stuart Davies
News 16 Aug. 2022
Curtis Delivers More Firsts for the Government of Oman in its Defense Against U.S. Trade Measures
Event 08 Nov. 2022
Simon Batifort and Andrew Larkin Speak at the 2022 ASIL Midyear Meeting
Client Alert 30 Aug. 2022
The EU Adopts the “Maintenance and Alignment” Sanctions Package
Client Alert 20 Jul. 2022
The EU Undertakes Fundamental Reform of the Legal Basis for Sanctions Enforcement
Client Alert 24 Jun. 2021
Update on Virtual Notarization (Executive Order 202.7) During the COVID-19 (Coronavirus) Pandemic (Updated: June 24, 2021) — U.S. Insight
Update on Virtual Witnessing (New York Executive Order 202.14) During The COVID-19 (Coronavirus) Pandemic (Updated: June 24, 2021) — U.S. Insight
Partner, Managing Partner, Paris
Paris
P +33 1 42 68 72 00
F +33 1 42 66 39 62
Managing partner of the Paris office, Geoffroy Lyonnet is a leading international arbitration lawyer with extensive experience in handling high-stakes investor-state and international commercial arbitrations conducted, in particular, under the International Chamber of Commerce (ICC), International Centre for Settlement of Investment Disputes (ICSID), United Nations Commission on International Trade Law (UNCITRAL) and Stockholm Chamber of Commerce (SCC) rules.
Mr. Lyonnet’s arbitration activities have involved international disputes in a variety of fields, including mergers and acquisitions, oil and gas, concessions, agriculture projects, distribution and construction. His experience includes representing private sector companies and sovereign states or state-owned entities in international arbitrations. He has served as arbitrator, sole arbitrator and party-appointed arbitrator and as an expert witness in French and international arbitration law before U.S. courts.
Mr. Lyonnet also lectures on international arbitration and is Co-Chair of the ICC task force that publishes the ICC Guide to National Procedures for Recognition and Enforcement of Awards under the New York Convention.
Geoffroy Lyonnet has also developed significant expertise in domestic and international business law and transactions, including corporate contracts, particularly in the energy and telecommunications sectors, mergers and acquisitions, investment management and funds.
Mr. Lyonnet’s corporate experience includes M&A, investment management and funds and international contracts, including distribution agreements and contracts relating to the exploration, production sharing, shipment and commercialization of natural gas and telecommunication contracts with both private and state-owned entities.
Prior to joining the firm in 1988, he worked with Unilever.
English
French
International Arbitration
Commercial Disputes - Arbitration
Mergers and Acquisitions
Energy (Oil & Gas)
Event 03 Jun. 2022
Recording of Curtis ISDS Webinar on UNCITRAL Working Group III in French
Event 13 Apr. 2022
Affaires d’États: Practical Considerations When Defending States in International Arbitration
Chambers Global 2021 Dispute Resolution - Kazakhstan
Chambers Global 2020 France International Arbitration
Legal 500 France
Chambers Global 2019
Legal 500 EMEA 2014
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