Pierre Mayer

Pierre Mayer arbitre expert procédures arbitrales

Pierre Mayer

Professeur émerite de l’Université Paris I - Sorbonne,
Avocat au barreau de Paris, Arbitre du commerce international

Professor Pierre Mayer acts as arbitrator or counsel in commercial and investment treaty-based proceedings under a variety of ad hoc or institutional arbitration rules.

His experience spans a variety of sectors (including energy, transport, telecommunications, projects, M&A, etc.) and all forms of contracts.

He is one of the most highly regarded arbitration practitioners in France (Who’s Who Legal Arbitration in France 2018) and is routinely acclaimed as one of the best arbitrators in the world. 

Former practice

Coudert Brothers (1984-2004)

Clifford Chance (2004-2007)

Dechert  (2007-2015)

What others say about us

Professor Mayer is ranked as one of the “Most In Demand Arbitrators” in France and in Europe by Chambers.com.

He is described as “a superb choice to sit as arbitrator in complex cases” and as “recognised globally for his experience in commercial and investment disputes across a range of sectors.” 

Chambers reports that Mayer is considered to be ” able to take a nuanced approach and explain issues really well,” ;  ” very clear in what he writes” and  “able to take a calm look at issues and keep everything in context”.

“Pierre Mayer belongs to the ‘dream team’ of the international arbitration world: one of the best academics and most renowned arbitrators and a brilliant counsel with long experience. And now, together with a very promising practitioner who has worked with him for many years, he makes what should prove the perfect career move: creating a small team, fully independent and highly competent. »

“Anyone who has not worked with Pierre Mayer as presiding arbitrator in a long and complex arbitration cannot imagine his ability to reassure the parties, smooth out differences between his co-arbitrators and reach a fair and reasoned solution….»

Qualifications & Academic activities

  • Doctor of Private Law (1971) ; Agrégé in private law (1971)

  • Professor at the University of Paris I (Panthéon-Sorbonne) from 1984 to 2012

  • Emeritus Professor of the University of Paris I (Panthéon-Sorbonne) since 2012

  • Professor at the University of Paris X (Nanterre) from 1974 to 1984

  • Doctor honoris Causa, University of Liège and University of Athens

  • Member of the Paris bar (1964-1974 and since 1980)

Professional activities

  • Former president of the International Academy for Arbitration Law

  • Member and former president of the Comité français de droit international privé

  • Member of the Council of the ICC Institute of World Business Law

  • Member of the Board of the Comité français de l’arbitrage

  • Member of the Institut de droit international

  • Former president of the Committee on International Commercial Arbitration of the International Law Association

  • Former President of the Committee on Private International Law of the International Union of Lawyers (UIA)