Sébastien Guy

Stephanie Weschler is a partner in the Employment & Labour Group and a member of the Students & Stagiaires Committee in the Montréal office. Stephanie's practice is focused on all aspects of employment law, with an emphasis on advising public and private companies on the employment and labour law aspects of purchase and sale transactions. Stephanie has strong expertise in private equity firm acquisitions and divestitures as well as in cross-border matters, acting for clients in...

David Massé is a partner and Head of the Montréal office’s Securities and Public Mergers & Acquisitions Group. David has extensive experience focused primarily on corporate finance and securities, mergers and acquisitions, financial restructuring and corporate governance. He has been counsel to strategic purchasers, financial sponsors, private equity funds, pension funds and boards of directors in several complex domestic and cross-border transactions, including going ...

Catherine Brisebois is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Catherine, who practices law in Laval, Quebec, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Catherine is held by other top lawyers in the same geographic and legal practice area.

Guillaume Laberge is a member of the Administrative law group. His practice focuses primarily on administrative and constitutional law. In recent years, Mr. Laberge has acquired significant experience in several specialized areas, such as access to information, privacy, professional law and disciplinary law. He regularly represents and advises public and private companies, including professional orders and public bodies, on matters relating to administrative law litigation, constitutional law...

Carl Trudeau is a partner in the Labour, Employment & Human Rights Group in our Montréal office. As part of his practice, Carl advises clients in the private and public sectors on labour relations, union certification, collective agreement negotiations, occupational health and safety, and termination claims. Additionally, he provides strategic advice on pay equity matters at both the provincial and federal levels. He also represents employers before administrative tribunals special...

Guy Poitras is a top attorney recognized by Best Lawyers in the practice area(s) of Class Action Litigation, Corporate and Commercial Litigation, Franchise Law and Product Liability Law. Guy, who practices law in Montréal, Quebec, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Guy is held by other top lawyers in the same geographic and legal practice area.

Gerry Argento’s practice is predominantly focused on construction law with experience in both litigation and contractual matters. He advises owners, developers, general and specialized contractors, suppliers of materials as well as industry associations, and is regularly called up to represent his clients before the courts and arbitral tribunals. He also advises in relation to the drafting, negotiation and review of all types of construction contracts. Gerry is active in a broad range o...

Nikita Stepin practises in all areas of commercial technology and intellectual property law as well as intellectual property litigation before the Federal Court of Canada and Federal Court of Appeal. Mr. Stepin provides legal advice and services relating to corporate and commercial transactions involving technology and intellectual property rights, including the negotiation and drafting of software as a service agreements, technology sales agreements, research and development agreements and i...

François Laplante is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. François, 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 François is held by other top lawyers in the same geographic and legal practice area.

Claudia Déry is the Canadian co-head of our construction and engineering team. She has advised and represented before the courts a number of clients in construction-related matters, including major public-private partnership projects. She has experience in drafting tender documents and construction law topics and conducts the annual review of construction case law for the Canadian Bar Association. She has been ranked in the Best Lawyers in Canada since 2006 in the area of construction ...