Jacob Grierson represents clients from numerous countries in a broad range of international arbitrations, including disputes arising out of the oil and gas, construction, pharmaceutical, telecom and internet industries. Jacob has represented clients in matters involving joint venture disputes, post-merger and acquisition disputes, licensing disputes and distribution and franchising disputes, among others. He has handled arbitrations in all of the major places of arbitration, although predominantly in London and Paris. Jacob has also represented clients in arbitration-related proceedings (including annulment applications) before the English and French courts.

Show More


  • Served as counsel in an ICSID arbitration in Paris between Lundin Tunisia B.V. and the Tunisian State, arising out of Lundin’s investments in Tunisia
  • Served as counsel in an ICC arbitration in Hong Kong between a Korean manufacturing company and a US manufacturing company relating to a technology licensing agreement, subject to New York law
  • Served as counsel in an ICC arbitration in London between a Swiss consulting firm and a Japanese manufacturing company, following the termination of a purchasing optimisation agreement, subject to Japanese law

Show More


  • Chambers Global 2017-2018, recognized with a ranking in Band 4 for France: Dispute Resolution International Arbitration practice
  • Legal 500 EMEA 2017, Dispute Resolution/International Arbitration – France
  • The Legal 500 Paris 2015 recognized Jacob as a “superb lawyer” for “France: Dispute Resolution/International Arbitration” practice and his work on two recent arbitration cases

Show More


  • Arbitration Academy, Treasurer (Paris)
  • Casablanca International Mediation and Arbitration Center, Vice-President (Casablanca)
  • ICC Arbitration Commission (Paris)

Show More


College of Europe, Bruges, LLM, European Law, 1993
Balliol College, University of Oxford, BA, Honours, 1991

England and Wales

Show More

Jacob Grierson

Insights & Events / Media

Beijing, China / Speaking Engagements / June 19, 2019

Seoul, Korea / McDermott Event / January 25, 2019

Helsinki, Finland / McDermott Event / August 30, 2018

International News / December 2017

Le Magazine des Affaires / November/December 2017

Casablanca, Morocco / Speaking Engagements / November 3-4, 2017

International News / Winter 2016

Publications / September 2016

Publications / February 23, 2015

A Legal Guide to Investing in France for Foreign Investors

International News / Summer 2014

Décideurs Stratégie Finance et Droit - Risk Management, Assurance & Contentieux / February - March, 2014

Arbitrage International - Classement des meilleurs cabinets d'avocats