Speaker details

IBA Annual Conference Toronto 2025

2 Nov - 7 Nov 2025

Metro Toronto Convention Centre , Toronto, Canada

Speaker information

Leon Vidaller Segura

Biography

León Vidaller is a senior associate in the Dispute Resolution: Litigation and Arbitration department, practicing in the area of Criminal Law and Internal Investigations of Garrigues, where he also serves as a member of its Equality Committee. His practice focuses on criminal defence and private prosecution in all types of criminal and extradition proceedings, advising in the performance of internal investigations at multinationals, defending clients in investigations conducted by national and international regulatory and governmental institutions (SEC, FCPA, UK Bribery Act) and in matters regarding criminal compliance and criminal liability of legal entities. He joined Garrigues in 2015, following his time at the Attorney General's Office and Clifford Chance, and subsequently worked as Foreign Attorney in the White Collar Defence & Investigations practice of the New York office of Arnold & Porter Kaye Scholer LLP, taking part in the advice and defence of individuals and companies in investigations by the DOJ, SEC and NYAG, internal investigations at multinationals and extradition proceedings to the US, only to return to Garrigues in 2023 where his practice focuses on: Criminal litigation León has extensive experience in the practice of criminal defence and private prosecution in all types of proceedings and at all instances before the main courts, with a particular focus on highly complex, multi-jurisdictional proceedings at the Spanish National Court, defending the interests of both individuals and legal entities in all types of matters He also provides advice in relation to international legal assistance procedures (letters rogatory, INTERPOL red notices, European arrest warrants) and is noted for his expertise in providing legal defence in extradition proceedings, representing both individuals and foreign states. Internal investigations León advises in the performance of internal investigations at multinationals, in a wide range of industry sectors, particularly in those with implications in multiple jurisdictions, and represents companies under investigation by national and international regulatory and governmental institutions (SEC, FCPA, UK Bribery Act) and provides legal assistance in the course of parliamentary investigations. Criminal compliance He participates in providing legal advice on regulatory compliance and on the design, implementation and update of organizational and crime prevention models for corporations, while also defending companies before the courts in connection with the criminal liability of legal entities. León speaks Spanish and English and is fluent in Italian and he holds a Degree in Law and Business Administration (E-3) from Universidad Pontificia Comillas (ICADE), where he now collaborates in teaching on the Master’s Degree for Access to the Legal Profession and has received specific training on blockchain, artificial intelligence and cryptocurrency.

Session

Mock trial - Green lies: ESG corruption on trial

Tuesday 4 November (0930 - 1230)

Speaker