Ekaterina Oger Grivnova

Associate

Languages spoken
Russian | French | English

About Ekaterina

Ekaterina Oger Grivnova is a multilingual international arbitration lawyer with a proven track record in investment and commercial disputes across a broad spectrum of industries, including oil and gas, telecoms, technology, finance and post-M&A. She represents states, state-owned entities and private companies in complex arbitrations under various arbitration rules.

Recognized in the Legal 500 Arbitration Powerlist for France, and as a Top Young Russian Arbitration Lawyer, Ekaterina also advises on dispute resolution strategy, pre-dispute negotiations and contract structuring.

She holds a PhD in law from the Sorbonne Law School, where her doctoral research focused on the inadmissibility of claims in arbitration, has taught comparative law and arbitration and regularly speaks at leading international conferences on arbitration and legal innovation.

Experience

  • Counsel for an oil and gas company in an ICC arbitration arising out of the alleged abrupt termination of a commercial relationship.
  • Counsel for an oil and gas company in a multiparty ICC arbitration relating to its corporate obligations in a joint venture.
  • Counsel for an international tobacco company in an ad hoc arbitration concerning its corporate obligations towards OHADA subsidiaries and their shareholders.
  • Counsel for a contractor in an ICC arbitration relating to the construction of a plant.
  • Counsel for an oil and gas company in an ICC arbitration concerning the nondelivery of gas due to sanctions.
  • Counsel for a Southeast Asian state in an ICSID arbitration arising out of the alleged expropriation of telecommunication licenses.

Credentials

Education
  • Paris 1 Panthéon-Sorbonne University, Ph.D., with highest honours, Arbitration, 2025
  • Versailles University Paris-Saclay, Master’s Degree, with honours, Arbitration and International Business Law, 2017
  • Paris II Panthéon-Assas, Master’s Degree, European Law, 2016
  • Russian Foreign Trade Academy, Bachelor Degree, with honours, International Private Law, 2015
Admissions
  • France, 2025
  • Russia, 2024

Expertise

Services
International Dispute Resolution

Publications & Speaking Engagements

  • Speaker, “International Arbitration and New Generation Disputes: French Approach”, PBA/AFA Conference, 12 June 2025.
  • Speaker, “Blockchain, Space, and Beyond? The Future Disputes in Arbitration”, DIS40 Conference, Stuttgart, 8 May 2025.
  • Author, “Metaverse and Private International Law: Challenges Overview”, Transforming Arbitration: Exploring the Impact of AI, Blockchain, Metaverse and Web3, Radboud University Press, 2024.
  • Moderator, “PAW Sustainability Event”, Hôtel de ville de Paris, PAW, 18 March 2024.
  • Speaker, “ArbMetaBlock Conference”, Center for the Future of Dispute Resolution, Ghent, 26 May 2023.
  • Speaker, “Blockchain: The Ultimate Solution for Cargo Claims?” World Cargo Symposium, Istanbul, 26 April 2023.
  • Speaker, “Arbitration 3.0: Dispute Resolution in the Metaverse”, Swiss Arbitration Center, Zurich, 2 February 2023.
  • Speaker, “Cryptocurrency, NFT and Metaverse: A New Challenge for Dispute Resolution”, YMOT, 13 October 2022.
  • Co-author, “Rusoro v. Venezuela: Jurisdiction, Admissibility and Quantum Are Not Good Friends”, Cahiers de l’arbitrage, October 2022.
  • Moderator, “Psychology and Arbitration”, PVYAP/Jones Day, Paris, 29 September 2022.
  • Speaker, “Future of Technology in Arbitration”, IET London, 16 September 2022.
  • Speaker, “Web 3.0 Disputes, The Future of International Arbitration: A Discussion With the Rising Stars”, ICDR Y&I, 27 April 2022.
  • Author, “Web 3.0: New Challenge for the Dispute Resolution Industry?” Les échanges internationaux (CCI), March 2022.
  • Speaker, “Cryptocurrencies in Arbitration: The Future Is Now”, PAW, 31 March 2022.
  • Speaker, “First Arbitration Conference in the Metaverse”, PAW, 30 March 2022.
  • Speaker, “Metaverse & Dispute Resolution”, MediateGuru, 4 March 2022.
  • Speaker, “Metaverse and Its Legal Challenges”, YMOT, 13 January 2022.
  • Speaker, “Definition of ‘Investor’ in Soviet BITs”, CIS Arbitration Forum, 25 May 2021.
  • Co-author, “Has the Cour de Cassation Spelled the End for Arbitration Clauses in Consumer Contracts?” BRDA, February 2021.
  • Speaker, “Predictive Justice and Artificial Intelligence in International Arbitration”, VII Annual RAA Conference, 10 December 2020.
  • Moderator, “Making Your Arbitration Time and Cost-Efficient”, Bishkek Arbitration Days, 4 June 2020.
  • Speaker, “Multiple Parties and Consolidation of Arbitrations”, RAA Conference, Moscow, 24 August 2018.
  • Lecturer, “International Arbitration”, Paris Bar School, 2019-2022.
  • Lecturer, “Comparative Law”, Versailles University Paris-Saclay, 2019-2022.