Marc Dorion

Jean-Sébastien Clément is a partner in the firm's Montréal office. His practice has been focusing on aboriginal law for more than fifteen years with a particular interest for matters pertaining to self-governance, natural resources, forestry, education, socio-economic development, administration of justice, environment, land regime and health and social services. During his career, he has acted and played a major role in many litigation cases including constitutional case...

Alain M. Leclerc is a patent and trademark agent and intellectual property lawyer. He advises, guides and represents clients in connection with intellectual property asset protection, with particular emphasis on drafting and obtaining patents. Alain develops winning strategies for protecting and enhancing the value of intellectual property. He is able to propose proactive and practical solutions based on thirty years of experience. He has written numerous authoritative works on intellectual p...

Jonathan Lacoste-Jobin is a member of the Litigation group and practises primarily in the areas of insurance law, professional liability, and commercial litigation. Mr. Lacoste-Jobin earned a combined common law/civil law degree from McGill University in 2005 and is a member of the Barreau du Québec since 2006. He is partner in the litigation sector since 2016. Mr. Lacoste-Jobin participates in conferences and training sessions dealing with insurance law, such as those offered by the I...

Serge Amar is a lawyer recognized by Best Lawyers in the practice area of Corporate and Commercial Litigation. Serge practices law in Montréal, Quebec Best Lawyers has recognized Serge Amar 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 Serge Amar is held by other lawyers.

Ms Sauvé practises in civil litigation, primarily in the areas of class actions and cooperative law. She has participated in many complex class actions raising important legal issues. Her work has led to thousands of members obtaining justice through both settlements and judgments. Ms Sauvé is part of the Steering Committee of the Cambridge Forum on Canadian class actions since 2022 and was a speaker on many occasions in national conferences including at the National Class Actio...

Michel Décary has pleaded before the courts of all levels, including up to the Supreme Court of Canada, as well as provincial and federal administrative tribunals, domestic arbitration tribunals and commissions of inquiry, in matters involving civil, corporate, and securities law as well as administrative, constitutional and labour law. Michel is a Fellow of the American College of Trial Lawyers, of which he was Regent from 2006 to 2010 and was named Montréal Corporate Governanc...

Sylvie Bourdeau practises in the area of business and mergers and acquisition law. Over the years she has been involved in numerous mandates involving the financial products and services and life sciences/pharmaceuticals industries. In addition to the numerous mergers and acquisitions and private financings mandates in which she has been involved in her practice, Sylvie’s also represented many clients in matters involving the drafting of complex commercial agreements, including for join...

The Honourable François Rolland, Ad. E. is senior counsel, mediator and arbitrator in Langlois lawyers’ litigation group in Montréal. Mr. Rolland was a Justice of the Superior Court of Québec from 1996 to 2015, and Chief Justice from 2004 to 2015. He presided numerous trials in all areas of the law, including commercial law, class actions, insolvency and corporate reorganizations, as well as matrimonial disputes. He also presided many settlement conferences in civil...

Katherine Loranger is a member of the litigation group in the Montréal office of Langlois Lawyers. She has wide-ranging expertise in civil and commercial litigation, particularly in the areas of insurance law, construction litigation, professional liability and product liability. Katherine also has significant experience in matters involving fraud, representing clients before all levels of the courts and advising them on the detection, investigation, prevention and recovery of proceeds...

Josiane L’Heureux is a partner at Lavery’s Montreal office and a member of the Labour and Employment Law group. She advises and represents private and public employers from various sectors, both nationally and internationally. She has developed considerable expertise across Canada, particularly in assessing the often complex issues related to individual and collective labour relations, with a pragmatic approach focused on the needs of clients. Employment Disputes With expertise re...