Biography

Margaret L. Waddell is a seasoned litigator with 35 years of experience in successfully prosecuting and resolving class actions, and complex civil disputes. Margaret has acted as class counsel on a variety of prominent and precedent-setting class actions covering a spectrum of practice areas from consumer protection to securities fraud to product liability and privacy breaches, often combined with multijurisdictional issues.  

Margaret also has broad experience in solving all manner of commercial conflicts, including shareholder oppression, contract disputes, executive wrongful dismissals, injunctions, and insurance coverage issues. Margaret is actively sought as, and is a regular presenter at continuing education programs speaking on a wide range of substantive, procedural and advocacy topics.  She has been an adjunct professor of law at Queen’s University, where she developed a course and taught Class Action Practice and Procedure.  She is called to the Bar in both Ontario and Alberta. 

Margaret is a Bencher of the Law Society of Ontario, a member of the Civil Rules Committee, the Past President of the Toronto Lawyers’ Association (2020/21), Past Chair of The Advocates’ Society’s Class Action practice group (2018/19), Past Chair (2015/16) of the Ontario Bar Association’s Class Action Executive, a Member (2016/18) of the Canadian Bar Association’s National Class Actions Task Force on Multijurisdictional Proceedings, a member  of the OBA’s class action Bench & Bar Committee (2017 – 2019), on the Board of the Advocates Society (2003/06) where she was the Chair of the subcommittee on advocacy and practice in 2006.