Louis Masson Ad. E.

Pascal Provost is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Pascal, who practices law in Québec, Quebec, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Pascal is held by other top lawyers in the same geographic and legal practice area.

John G. O’Connor has extensive experience in maritime and commercial law. He has handled all types of marine insurance claims including P&I liability, environmental liability and general average, as well as ship financing, maritime accidents and salvage matters. He has been especially active in the energy sector and involved in the international carriage and sale of oil, gas and other bulk commodities. He also has extensive experience in marine, errors and omissions and protection a...

Jean-François Drolet has over 20 years’ experience in all areas of intellectual property, particularly in trademark, industrial design and and copyright matters. His intellectual property experience is often sought by members of our Canadian business law group in financing transactions involving intangible assets and in corporate sales and acquisitions. Drawing on an extensive network of correspondents worldwide, Mr. Drolet also manages large trademark and industrial design portf...

Mathieu Leblanc-Gagnon is a seasoned civil and commercial litigator. He represents a diverse business clientele in class actions and other contentious proceedings before various judicial and administrative tribunals. Mathieu's practice focuses on the areas of commercial litigation, product liability, insurance law and construction law. He also devotes a significant portion of his practice to advising food processors on their procurement activities under the Act respecting the marketing of agr...

Audrey Gagnon practises primarily commercial litigation, civil liability and contractual liability. Audrey regularly provides legal opinions on the prevention and resolution of disputes in these areas. A seasoned litigator, Audrey also advises clients on the development and evolution of proceedings before the civil courts. She has specific expertise in professional liability and insurance companies trust Audrey to defend their clients, namely dentists, lawyers, surveyors and other professiona...

Serge LeBel is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Corporate Governance Practice. Serge, who practices law in Québec, Quebec, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Serge is held by other top lawyers in the same geographic and legal practice area.

Pierre Duquette has many years of experience with complex litigation matters. He represents clients involved in civil and commercial litigation. He also represents clients dealing with judicial reviews involving public bodies. He frequently acts in matters involving provisional, interlocutory and permanent injunctions. Mr. Duquette also regularly deals with matters relating to civil liability, environmental issues, restrictive covenants, defamation and professional liability. On top of his re...

Head of the Québec Business Law Group, Audrey St-Pierre has a strong experience in business, corporate and commercial law. She specializes primarily in complex mergers and acquisitions, major corporate reorganizations, equity financings and corporate restructurings. Since the beginning of her career, Audrey has been involved in transactions across the country and has been acting as a legal advisor for well-known foreign investors and acquirers. Known for her efficiency, her availabilit...

The Bâtonnier Michel Jolin has been a partner of the firm since 1988 and is a member of the civil and commercial litigation group. Before joining the firm, he was Director of Litigation Services for the Quebec Department of Justice. He was Vice President of the Quebec Bar in 1986-1987 and Bâtonnier (President) in 1987-1988. Throughout his career, he has been very active in educating and training litigators. He has also been a sessional lecturer at the universities of Montreal and ...

The Honourable Paul-Arthur Gendreau is a member of the litigation group. He obtained a BA degree from Laval University, Quebec City, and graduated (LL.L.) in 1963 from the Faculty of Law of this University. He was called to the Québec Bar in 1964. As a Commonwealth scholar, he studied at the London School of Economics and Political Science from 1964 to 1965. He practiced law in Rimouski from 1965 to 1980, first with his father (appointed to the Superior Court in 1967) and then as senio...