Sébastien Guy

Nicolas Roche is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Nicolas, 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 Nicolas is held by other top lawyers in the same geographic and legal practice area.

Vincent Rochette is a meticulous and versatile litigator who manages major civil, commercial, administrative and constitutional disputes. His practice focuses primarily on class actions, complex commercial litigation as well as appeal proceedings, including before the Supreme Court of Canada. Practising out of our Montréal and Québec offices, Mr. Rochette represents a diversified clientele before all levels of courts and several administrative tribunals. Mr. Rochette is currentl...

Julie Lanteigne is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Leasing Law and Real Estate Law. Julie, 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 Julie is held by other top lawyers in the same geographic and legal practice area.

Ms. Caroline Harnois is a member of the Family Law, Personal Law and Estate Law team. Her practice is focused on all aspects of family and estate law, which comprises private international family law, including international child abduction. Prior to joining the firm, Ms. Harnois worked as a lawyer with the Children, Person and Family Law team at The Hague Conference on Private International Law in the Netherlands, where she developed an expertise in extraterritorial conflicts and the applica...

Ms. Fournier is a partner-owner in the firm. She counsels and represents our clients before administrative and civil courts in matters pertaining to disciplinary measures, complaints to the CNESST, grievance arbitration, charter-related issues, psychological harassment claims and occupational health and safety matters. She previously worked for an organization where she gained extensive expertise in labour law in the field of education. She also acts as a lecturer and contributes to our vario...

Pierre-Olivier Charlebois is a leading lawyer in the areas of environmental, mining, energy, climate change and corporate social responsibility law. Recognized by his peers across Canada and internationally due to his multidisciplinary expertise, Pierre-Olivier is the go-to legal reference. Pierre-Olivier is the leader of the Corporate Social Responsibility group. He also heads the Environmental, Energy and Climate Change group for the Quebec region. Pierre-Olivier advises clients on complian...

Richard Gaudreault is a partner in the Labour and Employment Law Group. He frequently acts as a negotiator in the negotiation of collective agreements and a strategic advisor in the planning and reorganization of human resources for large private corporations, as well as public and parapublic institutions. In his practice, Mr. Gaudreault has developed specific skills in managing complex cases involving crisis management issues and developing internal communication plans. An experienced litiga...

Hugues Duguay is a Partner in our Insurance Law Group. His practice focuses on civil and commercial litigation in insurance matters, more particularly in the areas of professional errors and omissions, and product liability. He frequently appears before the Superior Court, the Court of Appeal and other jurisdictions in Quebec. Over the years, he has counseled many insurance companies with respect to the interpretation of property insurance policies as well as CGL, E&O and D&O liabilit...

Constantinos Ragas is a senior partner at Fasken and a national co-lead of the firm’s Emerging Technology Group, a premier legal practice serving Canada’s innovation economy. Based in Montréal, he is widely recognized as one of the top venture capital and technology M&A lawyers in the country, with a practice that blends legal precision, strategic thinking, and deep market insight. For nearly two decades, Constantinos has played a leading role in shaping Québec&r...

Me Joël Beaudoin agit à titre de conseiller stratégique pour les employeurs du Québec en matière d’immigration économique depuis plusieurs années. Originaire de Sept-Îles et ayant travaillé auprès d’une agence de développement économique pour la région métropolitaine de Montréal, il a su développer une compréhension des enjeux et du contexte économique tant de...