Frederik De Leo focuses on commercial litigation, insolvency proceedings and secured debt.

He graduated from the law faculty of the Catholic University of Leuven (KU Leuven) in 2016. He worked as a researcher (PhD assistant) at the Institute for Commercial and Insolvency Law (KU Leuven) from 2016 to 2020. In 2019, he was a visiting fellow at the University of Oxford and the University of Amsterdam. In 2021, he obtained a PhD in Law from the KU Leuven, with a thesis that describes a framework for good insolvency governance.

Frederik is the author of numerous publications in the area of corporate and insolvency law (and recipient of the TPR award 2022), a member of the editorial board of the Tijdschrift voor Insolventie- en Beslagrecht, and a regularly invited speaker at legal conferences and seminars. He remains affiliated with the Institute for Commercial and Insolvency Law (KU Leuven), is a substitute professor at the KU Leuven (where he teaches principles of law) and is a visiting professor at the University of Hasselt (where he previously taught insolvency law and currently teaches property law). Frederik also advises the Ministry of Justice on the implementation of the European directive on restructuring and insolvency.

He was admitted to the Brussels Bar in 2020. Prior to joining NautaDutilh in 2022, Frederik worked for two years at another well-known law firm.