De Grandpré Chait LLP

27 Best Lawyers awards

De Grandpré Chait LLP logo

Awarded Practice Areas

Municipal Law Class Action Litigation Expropriation Law
*Named the "Lawyer of the Year" in this practice area in the 2026 edition in Montréal.

Biography

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 specialized team handle complex public law and zoning litigation cases and frequently negotiate agreements pertaining to these issues with public authorities.

Marc Beauchemin also maintains a highly sophisticated major litigation practice, which covers class action suits. His resounding victory before the Québec Court of Appeal in the largest class action suit in Canadian legal history (a case involving the Québec Council on Tobacco and Health and the three major Canadian cigarette manufacturers) has established Marc Beauchemin as an authority in this field.

Marc Beauchemin has extensive experience and an impressive track record in all areas of his practice. He has pleaded before all levels of court, including the Supreme Court and, on more than fifty occasions, the Québec Court of Appeal, where he has represented governments, major Canadian companies, important real estate developers, national interest groups, etc. Marc Beauchemin wields this vast skill and expertise to defend his clients’ interests before all public authorities.

De Grandpré Chait LLP

27 Best Lawyers awards

De Grandpré Chait LLP logo

Overview

  • English
  • French

  • University of Montreal, LL.L., graduated 1985

  • Quebec, 1986
  • English
  • French
  • Quebec, 1986
  • University of Montreal, LL.L., graduated 1985

Client Testimonials

Awards & Focus

Lawyer of the Year Badge - 2026 - Municipal Law Lawyer of the Year Badge - 2025 - Expropriation Law Lawyer of the Year Badge - 2024 - Municipal Law Lawyer of the Year Badge - 2023 - Expropriation Law Lawyer of the Year Badge - 2022 - Municipal Law
Named "Lawyer of the Year" by Best Lawyers® for:
  • Municipal Law, Montréal, Canada (2026)
  • Expropriation Law, Montréal, Canada (2025)
  • Municipal Law, Montréal, Canada (2024)
  • Expropriation Law, Montréal, Canada (2023)
  • Municipal Law, Montréal, Canada (2022)
Recognized in The Best Lawyers in Canada 2026 for work in:
  • Class Action Litigation
  • Expropriation Law
  • Municipal Law
Awards:
  • Chambers Canada Guide – Real Estate: Zoning and Land Use

    • Band 1 in Québec - 2020, 2021
    • Spotlight Table in Québec - 2019
  • Best Lawyers® in Canada

    Class Action Litigation - 2020 and 2021

Additional Information

  • Practice Areas
  • Municipal Law and Expropriation
  • Litigation
  • Class Action Suits
  • Environment and Real Estate Development
  • Expropriation
  • Property Assessment
  • Real Estate Development
  • Real Estate TaxationUrban Planning

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