A highly accomplished advocate in commercial dispute resolution, class actions and competition and securities litigation, Linda Plumpton is known for her work in bet-the-company litigation and for her long track record defending clients in their most important disputes.
Chair of the firm’s Litigation and Dispute Resolution Practice, Linda is a recognized leading practitioner for her vast experience across competition litigation, class action defence, corporate/commercial disputes and securities litigation. Linda has appeared as counsel in the Supreme Court of Canada, in all levels of court in Ontario and in the Federal Court, as well as before the Competition Tribunal and the Ontario Securities Commission. She also advises clients in the areas of public law, constitutional law and employment.
Linda is a Fellow of the American College of Trial Lawyers (ACTL).
—Chambers Canada, 2024
2020, 2024 | Benchmark Litigation—Ontario Litigator of the Year |
2023 | Ontario Bar Association—Award of Excellence in Civil Litigation |
2016-2025 | Chambers Canada—Leading lawyer in competition/antitrust: litigators, dispute resolution: class action (defence) and litigation: general commercial (Ontario) |
2021 | Chambers Canada 2021 Awards—Litigation Lawyer of the Year |
2012-2024 | Chambers Global—Leading lawyer in competition/antitrust litigation and dispute resolution: litigation (Ontario) |
2018-2025 | The Legal 500—Hall of Fame in dispute resolution: Ontario; leading partner in competition and antitrust |
2020-2021, 2024 | Benchmark Canada: The Definitive Guide to Canada’s Leading Litigation Firms and Attorneys—Top 50 Trial Lawyers in Canada |
2022-2024 | Benchmark Litigation—Top 100 Women in Canadian Litigation |
2020-2023 | Benchmark Litigation—Top 50 Women in Litigation (Canada) |
2013-2024 | Benchmark Canada: The Definitive Guide to Canada’s Leading Litigation Firms and Attorneys—Litigation Star (commercial, competition and securities) |
2006-2025 | Best Lawyers in Canada—Leading lawyer in class action litigation, competition/antitrust law, and corporate and commercial litigation |
2012-2024 | Lexpert/American Lawyer’s Guide to the Leading 500 Lawyers in Canada—Leading lawyer in corporate commercial litigation, competition law, directors’ and officers’ liability litigation, securities litigation and class actions |
2012-2023 | The Canadian Legal Lexpert Directory—Leading lawyer in class actions, competition law, corporate/commercial litigation, directors’ and officers’ liability, securities litigation, and professional liability |
2020 | Canadian Lawyer’s 2020 Canadian Law Awards—Gold Winner: Litigator of the Year |
2018-2022 | Who’s Who Legal—Thought leader in competition, Global and National leading lawyer in commercial litigation and competition |
2019-2022 | Expert Guides’ Women in Business Law—Leading lawyer in litigation |
2014-2019 | Benchmark Litigation—Top 25 Women in Litigation (Canada) |
2018 | Lexpert/Thomson Reuters’ Guide to the Leading U.S./Canada Cross-Border Corporate Lawyers in Canada—Most frequently recommended in dispute resolution |
2016 | Expert Guides—Leading lawyer in competition and antitrust |
2015 | Benchmark Litigation—Competition Litigator of the Year |
2012-2013 | Lexpert’s Guide to the Leading US/Canada Cross-border Litigation Lawyers in Canada—Leading lawyer in corporate commercial litigation and securities |
Linda is a member of the American Bar Association, the Canadian Bar Association, The Advocates’ Society and the Toronto Lawyers Association. She is a past Director of The Advocates’ Society, the past Vice-Chair of the Private Actions Committee of the Canadian Bar Association, Competition Law Section and the past Vice-Chair of the Education Committee of The Advocates’ Society. She is currently a member of the Private Actions Committee, the Criminal Matters Committee and the Reviewable Matters Committee for the National Competition Law Section of the Canadian Bar Association. She is also a member of the Antitrust Law Section of the American Bar Association.
Linda has taught advocacy and lectured on class actions and competition law issues at the Osgoode Hall Law School, the University of Ottawa Faculty of Law, the University of Toronto Faculty of Law, and at programs run by The Advocates’ Society and the National Institute for Trial Advocacy.
Linda serves a Director for Pro Bono Law Ontario and for MATCH International.