De Brauw Blackstone Westbroek

Arbitration and Litigation

Partner (Arbitration & Litigation)  

Expertise: Arbitration, Litigation, Mass Claims, Energy, Environmental, Social & Governance (ESG) ​​

Marnix Leijten is a trusted advisor to corporates and states with nearly 30 years of experience in cross-border litigation and international arbitration.  

​As one of our most senior litigation and arbitration partners, Marnix has been spearheading our dispute resolution group for decades and regularly leads teams on a large variety of high stakes international disputes, commercial and investor state arbitrations, as well as complex enforcement and setting aside disputes. Since 2010, Marnix has been recognised by the major legal guides as a leading arbitration and litigation practitioner in the Netherlands.

Dutch, English, French

Vice-President of the ICC International Court of Arbitration since 2015, and a member of the ICC court since 2006

Co-chair of the ICC Commission’s Task Force on Emergency Arbitration

An active member of the ICC’s Institute of World Business Law, the ICC’s Commission on Arbitration, ICCA and the IBA Arbitration Committee.

Leiden University

Institut d'Etudes Politiques de Paris

Magdalen College, Oxford University (MJur)