François D. Gagnon

Marc James Tacheji is a litigation lawyer and partner in our Montréal office. His practice focuses on both commercial and real estate litigation, as well as applications for judicial review of government and administrative decisions. He assists businesses, contractors, developers and companies in matters directly affecting the continuity of their operations, market access or the completion of key projects. His clients rely on his practical judgment, strategic vision and ability to over...

Jean-Charles René is a litigation lawyer with particular responsibility for various types of commercial litigation. Over the years he has developed special experience in professional liability, insurance law and class action matters. His professional liability experience relates mainly to accountants, directors and officers, lawyers and other professionals. In insurance, he has focused on civil and professional liability, directors and officers’ liability and commercial insurance...

David is a partner at IMK since 2018 and a lawyer for more than 15 years. His practice spans all areas of civil and commercial litigation, with a particular focus on real estate and property law, construction, aeronautics, insurance and estate’s litigation. David is an experienced and well recognized litigator. He acts as lead counsel in complex, high-stakes litigation, including trials and appeals before Québec courts at all levels, and commercial arbitrations. His diverse clien...

An entrepreneur at heart, Seth Abbey understands your reality. Seth Abbey practises in business law, with a particular interest in entrepreneurship. His practice focuses on private equity/venture capital financing, mergers and acquisitions, corporate finance, technology, multigenerational planning and transfers and acting as general counsel for small and medium-sized businesses. With both a law and a business degree from McGill University, Seth Abbey understands the interconnectivity of the t...

Marie-Hélène Jetté, CHRP, a partner at Langlois Lawyers, has been representing and advising employers for over 25 years in the fields of labour and employment law, human rights and freedoms, and administrative law. Her skills are widely recognized in the industry, particularly in matters related to employment termination, psychological harassment, discrimination, labour standards and occupational health and safety. Clients regularly call upon Marie-Hélène to...

Seasoned litigator Marc Beauchemin is a key player on Montréal’s municipal and legal scene. As Chair of De Grandpré Chait's Board of Directors and Executive Committee, Marc Beauchemin plays a central role within the firm. His legal practice has two foci. In his first area of practice, municipal law, he represents the private interests of his clients, particularly major property owners, in the context of real estate developments throughout Québec. He and his speciali...

Chris Semerjian is a partner working in Fasken’s Litigation and Dispute Resolution Practice Group. A seasoned and versatile litigator, Chris is particularly active in complex litigation requiring the issuance of injunction orders to enforce non-compete clauses or to prohibit unfair competition practices. His expertise has led him to work in many Anton Piller cases involving the misappropriation of confidential information. He has also worked in cases before the Superior Court in intelle...

Frédéric Plamondon has broad litigation experience with a strong focus on white-collar defence, securities litigation and class actions. He advises corporations, public issuers and market participants in a wide range of investigations, frauds and other financial crime matters, including foreign corruption. Frédéric is regularly called upon to take part in proceedings involving various regulators and public bodies, as well as in competition and securities class acti...

Peter Villani leads complex transactions with major players in the retail, ecommerce, fibre optics testing, and telecommunications sectors. With dealings in the US, South Africa, South America, Europe and Asia, Peter possesses exceptional international insight and perspective. Peter is active in the community, having been president of the Jewish Vocational Service and JVS Jewish Workshop Inc., and acting as current legal counsel to the Canadian Italian Business & Professionals Association...

Stéphanie Herbert is a lawyer recognized by Best Lawyers in the practice area of Family Law. Stéphanie practices law in Montréal, Quebec Best Lawyers has recognized Stéphanie Herbert since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Stéphanie Herbert is held by other lawyers.