LAWYER PROFILE
Arthur Dethomas

Arthur Dethomas

France 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Hogan Lovells Cadwalader

France

Practice Areas

Renowned for his experience in corporate, stock exchange and financial litigation and in white-collar criminal law, Arthur Dethomas is a member of the Club des Juristes (a French legal think-tank). Arthur has developed a recognized competency in complex corporate cases before the French commercial courts and represents clients before courts as well as regulatory authorities. He has been involved on numerous internal investigations and has substantial experience representing clients in cross-border matters, including insider trading and financial fraud.

Arthur is licensed in Paris and in New York. He is a former member of the Paris Bar Council (2022-2024) where he chaired the Ethics committee. He is a former “Premier Secrétaire de la Conférence” of the Paris Bar. He teaches a class in financial regulation at Sciences-Po Paris.

Chambers Review

Provided by Chambers

Chambers France

Corporate/Commercial Litigation: Elite - France

Band 2
Band 2

Individual Editorial

Arthur Dethomas is highly recognised in the market for his handling of corporate and financial litigation, including post-M&A and shareholder disputes.

Editorial individuel

Arthur Dethomas est très reconnu sur le marché pour sa gestion de litiges de la vie des affaires et financiers, y compris les litiges post-M&A et entre actionnaires.

Strengths

Provided by Chambers

  • Arthur is very competent, trustworthy and intelligent. He understands the clients very well, we really trust him.

    Corporate/Commercial Litigation: EliteChambers France
  • Arthur has exceptional and multidisciplinary qualities. He is an emblematic figure in the legal world.

    Corporate/Commercial Litigation: EliteChambers France
  • Arthur possède des qualités exceptionnelles et multidisciplinaires. Il est une figure emblématique du monde juridique.
    Corporate/Commercial Litigation: EliteChambers France
  • Arthur est très compétent, digne de confiance et intelligent. Il comprend très bien les clients, nous lui faisons entièrement confiance.
    Corporate/Commercial Litigation: EliteChambers France

Ranked Individuals at Hogan Lovells Cadwalader (37)

France

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership