Skip To Content
Deborah  Glendinning

Deborah Glendinning

Partner, National Chair, Litigation

Chair: Litigation

Key Contact: Class Actions

Key Contact: Food Products


Contact Information

dglendinning@osler.com

tel: 416.862.4714

Office

Toronto

Bar Admission

Ontario, 1990

Education
  • University of Ottawa, LL.B.
  • University of Toronto, B.A.
Language(s)
English

Deborah is Chair of the firm’s National Litigation Department, member of the firm’s Operations Committee and practices nationally - defending and strategically advising on the avoidance of complex business critical multi-jurisdictional class actions and other large aggregate claims, particularly corporate, commercial and banking disputes, product liability and negligence claims. Deborah’s experience includes acting as national coordinating counsel for a major consumer product company which requires strategic oversight and coordination of litigation internationally. Over the past 20 years, she has acted on cases which have produced ground-breaking decisions dealing with procedural and evidentiary aspects of certification, acted as coordinating counsel in cross border cases and provided advice and assistance to corporations seeking to implement measures to avoid class action litigation. Deborah is a results driven, innovative and disruptive legal thinker focused on providing business solutions. She is a Frequent speaker and author on cross-border, complex and multi-jurisdictional class actions and risk management topics; developed and taught advocacy and training programs; and Co-Chair of the ABA’s international subcommittee on class actions. In 2014, 2015, and 2016, Deborah was selected by Benchmark Canada to the inaugural Top 25 Women in Canadian Litigation list.

    A sample of her work includes representation in the following matters:

    • Imperial Tobacco in product liability class actions and health care cost recoupment actions across the country, the biggest Civil Class Action in Canadian history
    • Microsoft in successfully defending the  first Canadian class action to test the enforceability of online signup agreements
    • Amex Bank of Canada in numerous class actions in Ontario and Quebec related to credit card agreements and other consumer banking services
    • Several financial institutions in defending class actions and regulatory investigations arising out of interest calculations  and credit charges
    • Proctor & Gamble in the recent series of pet food class actions
    • Inco in a class action for personal injury and property damage in connection with an environmental discharge

    As a result of Deborah’s extensive experience in dealing  with class actions and other significant aggregate claims she regularly acts as a consultant or trusted advisor to other counsel dealing with similar matters.

  • The Canadian Legal Lexpert Directory, 2016-2017, Repeatedly Recommended in the area of Litigation - Product Liability.
  • The Canadian Legal Lexpert Directory, 2017, Consistently Recommended in the area of Class Actions.
  • The Legal 500, 2017, recognized as a Recommended Lawyer in the area of Dispute Resolution.
  • The Legal 500, 2017, recognized as a Leading Lawyer in the area of Dispute Resolution (Ontario).
  • Chambers Global: The World’s Leading Lawyers for Business, 2015 and 2017, recognized in the area of Dispute Resolution: Class Action (Defence)
    • "...leads the firm's national litigation practice. She has a great depth of experience in class action defence and product liability litigation."
  • Chambers Canada: Canada’s Leading Lawyers for Business, 2016-2017, recognized in the area of Dispute Resolution: Class Action (Defence).
  • Chambers Canada: Canada’s Leading Lawyers for Business, 2016-2017, recognized in the area of Litigation: Products Liability.
    • "There is never an issue that she won't find a solution to. Any challenge we have, she will take on, no problem."
  • The Best Lawyers in Canada, 2010-2017, recognized in the area of Class Action Litigation.
  • The Canadian Legal Lexpert Directory, 2014-2016, Repeatedly Recommended in the area of Class Actions.
  • Benchmark Top 25 Women in Litigation, 2014-2016 
  • Benchmark Litigation Canada 2015: Class Action; Product Liability

  • Law Society of Upper Canada
  • Canadian Bar Association
  • Metropolitan Toronto Lawyers Association
  • Advocate's Society
  • American Bar Association