Léon H. Moubayed
Davies Ward Phillips & Vineberg LLP
Montréal, Toronto


Léon is a partner in the Investigations & White Collar Defence and the Dispute Resolution practices. Léon is retained in complicated high-stakes domestic and international white-collar criminal cases, usually encompassing significant commercial, civil and administrative ramifications.

He represents clients in high-profile investigations and prosecutions relating to white-collar and regulatory offences. His particular expertise includes challenging search warrants, wiretaps and other investigatory techniques. He also represents corporations and individuals in multijurisdictional investigations, conducts confidential internal investigations and carries out asset recovery in extraordinary circumstances.

Léon has appeared at all levels of court, including the Supreme Court of Canada. He was also appointed amicus curiae of the Supreme Court by the Chief Justice of Canada in an appeal where criminal law and civil law were closely intertwined. The Court unanimously upheld his position from the bench.

He serves as a judge at the International Criminal Court Moot Competition in The Hague. Léon founded Davies’ International Investigations & White Collar Defence Summit held in Montréal and is the practice coordinator for Davies’ Investigations & White Collar Defence team and member of the Barreau du Québec (Bar of Québec) and the Law Society of Ontario.

Select Recognition: Chambers Canada Nationwide, White-Collar Crime & Government Investigations; Benchmark Canada; Best Lawyers in Canada (Lawyer of the Year – Criminal Defence);  Euromoney’s Rising Stars Expert Guide; Young Bar Association of Montréal, Lawyer of the Year.

Fellow content

Tuesday, May 18, 2021

The Right Not to Be Subjected to Cruel and Unusual Treatment or Punishment: The Case of Minimum Fines

Léon Moubayed authored, “The Right Not to Be Subjected to Cruel and Unusual Treatment or Punishment: The Case of Minimum Fines” analyzed The Court of Appeal of Québec’s recent ruling on the constitutional protection against cruel and unusual treatment or punishment regarding mandatory legal fines.

Monday, April 12, 2021

The Role of Corporations in Fighting White Collar Crime Enablers

Léon Moubayed co-authored an article noting key takeaways from a recent report released by The OECD regarding “professional enablers” in economic crimes.


Blogs of Interest

The Academy
Blogs, short articles and series by Fellows of the International Academy of Financial Crime Litigators.

The official blog of the "International Enforcement Law Reporter," edited by Bruce Zagaris.

Thursday, November 19, 2020

Québec Court Stays Criminal Proceedings, Citing “Serious, Multiple and Systemic Violations” of Canadians’ Rights

Léon Moubayed writes about his team’s work in a key recent decision wherein the court of Québec stayed the prosecution of tax fraud charges against a corporation and related individuals.