Wesley is the Global Co-Head of International Arbitration, he co-leads the Africa Group and heads the telecoms sector at Eversheds Sutherland.
He has acted as counsel and advocate for governments, state entities and private parties in dozens of arbitrations and in a number of high-profile cases under a range of arbitration rules including ICC, ICSID, UNCITRAL, LCIA, PCA and SIAC. Wesley has significant experience in public international matters and proceedings before international tribunals such as the Iran-US Claims Tribunal in The Hague.
Wesley’s practice spans a number of industries, notably the telecoms, energy, automotive, construction and financial sectors. His regional focus is on Africa and the Middle East.
Wesley has served as Editor of the first ever international publication on Telecoms Arbitrations, published by Global Arbitration Review and now in its third edition (The Guide to Telecoms Arbitrations - Global Arbitration Review).
Wesley’s practice spans a number of industries, notably the telecoms, energy, automotive, construction and financial sectors. His regional focus is on Africa and the Middle East.
Wesley has served as Editor of the first ever international publication on Telecoms Arbitrations, published by Global Arbitration Review and now in its third edition (The Guide to Telecoms Arbitrations - Global Arbitration Review).
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Speaking engagements
- Closing remarks at the Jus Mundi AI Summit, Paris Arbitration Week, March 2025
- “Energy disputes in the MENA region”, Sciences Po Arbitration Forum, December 2024
- ‘Finding the State : Foreign Investment and Dispute Territories, State Succession and Military conflicts’, Organizer: Paris Arbitration Week, 6 July 2022
- ‘Foreign direct investments in Africa’, Organizer: Africa Investments Forum & Awards, 2 June 2022‘Legitimate Expectations in domestic legal systems and Public International Law’, Organizer: American Society of International Law, Latin American Interest Group, 25 January 2022
- Wesley is ranked in all leading directories. Who’s Who Legal (now Lexology Index) describes him as one of the arbitration leaders of his generation: “Wesley Pydiamah is a responsible, fast, accurate and responsive lawyer, singled out for his ability to develop a clear strategy in disputes”.
- He is one of the few disputes lawyers ranked in Chambers Global 2025: “Wesley Pydiamah is an exceptionally talented lawyer who has incredible industry knowledge and is hugely aware of the bigger picture and commercial considerations.” “Wesley Pydiamah is excellent. He is hugely experienced and is an absolute pleasure to work with. He knows what he is doing and has a sensible approach.”
- Wesley is mentioned in Legal 500 EMEA where clients say : “Wesley Pydiamah is a great professional to work with and the client is so satisfied with the works he is performing. He is always available with his unique and practical solutions for the project.”
- He is also ranked Top Tier in International litigation and arbitration in Africa by French magazine Décideurs
- As part of the Palmarès du Droit, Wesley's team won the bronze award in Arbitration in 2020.
- Founding member of AfricArb
- Features on the list of arbitrators of several prominent arbitral institutions
- Regular speaker at arbitration conferences
- Postgraduate degrees in International Law from Paris I Panthéon-Sorbonne and Paris Ouest Nanterre Universities
- Admitted to the Paris Bar
- Guide to Telecoms Arbitration (Editor), Third Edition, Global Arbitration Review, 2024
- Territorial Application of Treaties: State Succession and Contested Territories from an International Arbitration Perspective (with Julien Fouret, Athina Fouchard and Dimitrios Papageorgiou) in “The Vienna Convention on the Law of Treaties in Investor-State Disputes: History, Evolution and Future”, Kluwer, 2022
- “France” in E. Poulton (ed.), Arbitration of M&A Transactions: A Practical Global Guide, 2nd Edition, Globe Law and Business Publishing, 2020
- Sanctions Internationales, dernières actualités: de bonnes nouvelles pour les créanciers?, Option Finance, 2020
- Paris Court of Appeal Upholds ICSID Additional Facility Award, ICC Dispute Resolution Bulletin, 2019, Issue 2, 2020
- Article on M&A Arbitration in France – The Guide to M&A Arbitration for the Global Arbitration Review, 2020