Peter E. Kirby

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...

For more than 35 years, Bernard Amyot has developed a practice that is primarily focused on civil and commercial litigation. He has extensive experience before the Quebec courts, having represented Canada’s leading financial institutions. He has lectured and written frequently on legal issues of interest to his clients. His professional liability defence work extends to lawyers as well as stockbrokers, insurance brokers, engineers and accountants. He has acted as lead counsel in numerou...

Paul Cabana’s practice focuses on tax law and covers both income tax and commodity taxes, including customs law. Paul advises both Canadian and foreign businesses in the course of their various transactions and current operations, as well as in the context of disputes with the tax authorities. He is regularly involved in mergers and acquisitions, corporate reorganizations, real estate transactions, audits, objections and appeals. Paul also helps employers navigate their tax obligations,...

Jasmin Lefebvre is a construction litigator with more than 30 years of experience negotiating and litigating in this field. He has a very keen understanding of the construction industry and represents a clientele composed of contractors, material suppliers, and contractor associations. Jasmin’s practice is focused on handling disputes involving legal hypothecs, claims, and surety bonds related to construction. As a litigator, author, and speaker, he has specific expertise with regards t...

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 ...

Sébastien Richemont is a seasoned litigator within the Litigation and Dispute Resolution group in Montreal. His main areas of practice are class actions, shareholders disputes, arbitration, manufacturers and professional liability, contractual litigations and securities matters. With 25 years of trial and dispute resolution experience, Sébastien has leading-edge knowledge that allows him to understand the legal issues that clients may face while having practical know-how to supp...

Reine Lafond is a partner-owner in the firm. As head of our occupational health and safety department, she works exclusively in this field. Her cutting-edge expertise was honed from her early career in the CSST’s legal department (now CNESST). Ms. Lafond provides our clients with strategic support and advice, and she represents them before the courts and administrative tribunals, including the Tribunal administratif du travail (TAT). She defends our clients' interests in matters related...

Vincent Filiatrault practises business law, with a focus on private mergers and acquisitions, complex commercial arrangements as well as infrastructure. Mr. Filiatrault also routinely advises clients on a wide range of corporate and commercial law matters.Vincent has developed a business law practice ranging from advising small and medium enterprises in the context of mergers and acquisitions, as well as in the context of shareholders' agreements and other complex commercial agreements, to ad...

Louis Dessureault is a lawyer recognized by Best Lawyers in the practice area of Family Law. Louis practices law in Montréal, Quebec Best Lawyers has recognized Louis Dessureault 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 Louis Dessureault is held by other lawyers.

Peter Wiazowski practises corporate finance and securities law, focusing on cross-border debt capital markets and banking. With extensive experience in liability management, he represents borrowers and lenders, and issuers and underwriters, in secured loans, debt offerings, debt tender offers and strategic refinancings, as well as debt finance solutions for M&A, asset portfolio optimization and project finance. Mr. Wiazowski is a seasoned liability management practitioner, representing bo...