This is a photo of Madeleine Renaud photo

Renaud Ad. E.



Contact by email at [email protected]

t. 514-397-4252


Law School

University of Ottawa

Bar Admission

Ontario, 1989
Québec, 1988

Madeleine Renaud is a partner in our Competition Group in Montréal. In addition to competition law, she practises litigation focusing on administrative, constitutional and regulatory law.

Ms. Renaud advises a broad range of Canadian and international clients on all aspects of Canadian competition law, including national and international mergers and criminal investigations into cartel and bid-rigging allegations. With respect to merger review, she represented Canadian and foreign clients in the context of M&A transactions notifiable under the Competition Act, including:

  • Merger between Lafarge SA and Holcim Limited;
  • Acquisition of Groupe BMR by La Coop fédérée;
  • Acquisition of Big Sky Farms inc. by Olymel LP;
  • Acquisition of Alcan Cable, the wire and cable business of Rio Tinto, by General Cable Corporation;
  • Acquisition of the Canadian distribution business of AmerisourceBergen Corporation by Kohl & Frisch Limited;
  • Acquisition by Fiera Capital Corporation of Natcan Investment Management Inc.

Ms. Renaud has been involved in several landmark cases involving competition legislation before the courts and the Competition Tribunal, including Chrysler Canada, Imperial Oil Limited, Association québécoise des pharmaciens propriétaires et al., Nova Scotia Pharmaceutical Society et al., Fédération des producteurs de porcs du Québec, ADM Agri-Industries Ltd., Astral Media Inc., Cascades Fine Papers Group, Infineon Technologies, and others. She represents clients in investigations and class actions related to alleged cartel activities, both nationally and internationally, with respect to products such as vitamins, carbonless sheets, rubber chemicals, DRAM, airline cargo services, retail gasoline, optical disk drives, construction and consulting engineering services. In addition, she acts for various clients in judicial review and regulatory proceedings, primarily related to agri-food law.

Ms. Renaud was Chair of the National Section of Competition Law of the Canadian Bar Association in 2005-2006; she was previously chair of the International Competition and Trade Law Committee and of the Criminal Matters Committee of the Section. She was selected by the Competition Bureau to be to be part of an external task force of lawyers and expert economists appointed to advise on reforming the cartel legislation, which culminated in the amendments to the Competition Act that came into force in March 2010. She was invited as Canadian non-governmental advisor (NGA) at the International Competition Network (ICN) Annual Conferences in Merida, Mexico (2003) and Moscow, Russia (2007), and the ICN Cartel Workshop in Yokohama, Japan (2010). She is a member of the Competition Policy Council of the C.D. Howe Institute.

Ms. Renaud was appointed in 2006 by the government of Québec to hear disputes pursuant to the Internal Trade Agreement and was part of a Summary Panel in 2010 to review an outstanding dispute regarding Ontario regulation of imitation dairy products. She was awarded the title Advocatus Emeritus in 2007 by the Québec Bar, and the Order of Merit in 2011 by the Faculty of Law, Civil Law Section, of the University of Ottawa, in recognition of her professional excellence, outstanding contribution to the profession and exceptional outreach.

Ms. Renaud authored a number of papers relating to competition law and other topics and is a frequent guest speaker at national conferences on competition law. With her colleagues Yves Bériault and Yves Comtois, Ms. Renaud authored the first French-language textbook on Canadian competition law entitled "Le droit de la concurrence au Canada", published by Carswell (1999). With Emily Rix, she authored the chapter on "Private Litigation and Class Actions" in Fundamentals of Canadian Competition Law published by the Canadian Bar Association.

Over the years, Ms. Renaud has sat on the board of various non-profit community organizations. In 2011-2012, she chaired the fundraising campaign of L’Arrêt-Source, a shelter for young women in difficulty. She is currently Vice-chair and Vice-chair, Private Fundraising of L’Arrêt-Source.

Ms. Renaud received her bachelor’s degree in Translation as well as her civil law degree (LLL), summa cum laude, and her common law degree (LLB), magna cum laude, from the University of Ottawa. She clerked with the Honourable Justice Antonio Lamer of the Supreme Court of Canada. She is called to the Bars of Québec and Ontario and is a member of the Canadian Bar Association, the American Bar Association (Antitrust Law Section) and the International Commission of Jurists Canadian Section. She is fluent in both English and French.