Frank Mathieu

Jean-François Gagnon is the Chief Executive Officer of Langlois Lawyers. He is also a member of the firm’s Executive Committee and Board of Directors. His practice focuses on complex commercial litigation, corporate governance, strategy, crisis management, ethics and deontology. He has wide-ranging experience in matters involving directors’ and officers’ liability, the management of not-for-profit organizations, construction law and insurance law. Jean-François...

Justine Benoit is a partner in the Tax Group of our Montréal office. She has extensive experience in corporate taxation, and her practice focuses primarily on transactions, mergers and acquisitions, and corporate reorganization. Justine takes a modern and proactive approach on taxation, closely monitoring the most recent changes and emerging practices in tax law. She keeps close tabs on areas of concern in the business community and adjusts her practice in order to keep up with the eve...

Pascal Lauzon is one of Quebec’s leading specialists in intellectual property litigation. He acts quickly and efficiently to either prevent infringement of intellectual property rights or defend a business accused, wrongly or not, of violating the intellectual property rights of a third party. Pascal's practice focuses on trademarks and patents as well as on copyright, industrial design and trade secret issues. A mediator certified by the Barreau du Québec, he helps businesses fi...

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

Jennifer Nault practises employment and labour law. She advises employers and represents them before various administrative and civil tribunals on collective and individual labour relations. She focuses more particularly on matters regarding interpreting and applying collective agreements, labour standards, employment termination, the certification process, labour conflicts, privacy, human rights and freedoms, workplace discrimination, as well as non-competition and non-solicitation covenants...

Denis Blanchette is a top attorney recognized by Best Lawyers in the practice area(s) of Aboriginal Law / Indigenous Practice, Administrative and Public Law and Environmental Law. Denis, who practices law in Montréal, Quebec, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Denis is held by other top lawyers in the same geographic and legal practice area.

Martin Pichette is a partner of the Litigation group and a member of the Board of Directors of the firm. He acts primarily as a commercial and civil litigator, focusing on cases related to construction law, professional liability, damage insurance, and product liability. Before joining the firm, Mr. Pichette practised for many years with another leading law firm in the areas of commercial litigation, construction, and real estate. He has also worked as a political assistant with the Senate of...

Kevin Vincelette is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. Kevin, who practices law in Montréal, Quebec, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin is held by other top lawyers in the same geographic and legal practice area.

Julie Larouche is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising and Marketing Law, Entertainment Law and Intellectual Property Law. Julie, who practices law in Montréal, Quebec, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie is held by other top lawyers in the same geographic and legal practice area.

Alain Y. Dussault is a partner, lawyer and trade-mark agent in Lavery’s intellectual property group. He practices mainly in intellectual property litigation and has an extensive experience in patents, trade-marks, copyrights and industrial designs litigations. He acted in several high-profile intellectual property litigations including multijurisdictional litigation for clients in various industries, such as: pharmaceutical, food, electronics, forest and entertainment. He has represente...