IT TOWER Avenue Louise, 480, B.18
B – 1050 Bruxelles
Display phone number 32(0)2.895.30.70
Jean-François Tossens
Sophie Goldman
René Gonne


Tossens Goldman Gonne is a niche law firm active in national and international arbitration and business law. The firm was set up in 2016, with as its core values high quality and tailor-made services to clients.

The members of the firm have developed a high level of competence in dispute resolution thanks to their practice in highly esteemed national and international law firms, both in terms of prevention and management
of litigation.

The founders Jean-François Tossens and Sophie Goldman have a widely recognized expertise in commercial arbitration. They both regularly act as counsel or arbitrator in national and international arbitral proceedings.

Their recent interventions have dealt with disputes relating to partnership
agreements, service contracts, distribution, aeronautical and industrial losses and insurance related issues, post-acquisition disputes and construction disputes especially on African projects. They also regularly represent clients before Belgian courts, including in litigation relating to arbitration.

Jean-François teaches arbitration law and ADR at the faculty of law of the Catholic University of Louvain-la-Neuve. He is a board member of Cepani and of ICC Belgium. He is the author of publications in corporate law and arbitration. He is co-editor in chief of the Belgian Review of Arbitration b-Arbitra.

Sophie is the current Co-chair of CEPANI40. She teaches international
commercial disputes resolution at the Ichec Management School of Brussels. She is also the author of publications in contract law and arbitration and is a regular speaker at conferences in Belgium and abroad.

Their partner René Gonne mainly focuses on corporate law, both in transactional and contentious matters.


  • National and international commercial arbitration

  • Court litigation related to arbitration (setting aside and enforcement proceedings)

  • Complex commercial contracts and related litigation

  • Corporate litigation

  • Post M&A disputes

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