This is a photo of H. Michael Rosenberg photo

H. Michael



Contact by email at [email protected]

t. 416-601-7831


Law School

University of Toronto

Bar Admission

New York, USA, 2010
Ontario, 2010

Michael Rosenberg is a partner in our Litigation Group in Toronto. He maintains a general litigation practice, with a particular focus on complex commercial disputes, class actions, criminal law and investigations.

Michael has appeared before all levels of court, including the Supreme Court of Canada. He has also made submissions to the Senate Standing Committee on Legal and Constitutional Affairs. Prior to joining McCarthy Tétrault, he served as a Law Clerk to the Right Honourable Beverley McLachlin, Chief Justice of the Supreme Court of Canada.

Michael received his law degree with honours standing from the University of Toronto’s Faculty of Law. He holds a master’s degree in development studies from the University of Cambridge, awarded with distinction, and an undergraduate degree in social studies from Harvard University, where he graduated with high honours and was inducted into the Phi Beta Kappa honours society. 

In addition to his private practice, Michael is an adjunct professor at the University of Toronto’s Faculty of Law, where he teaches class actions.  He is also a member of the planning committee for the Osgoode Class Actions Symposium, Canada's premiere class actions conference, and he served as a member of the Law Commission of Ontario's advisory committee on class action reform. Michael recently led the class action modules of the 1st Inter-American Training Program on Civil Justice Reform in Santiago, Chile. This event was convened by the Justice Studies Centre of the Americas, an organ of the Organization of American States.

Michael was awarded the 2009 Harvey T. Strosberg Prize in Class Actions Law in recognition of his research and writing in this field. Most recently, Michael co-authored Class Actions in Canada, a text used in law schools across the country, and Defending Class Actions in Canada, a leading practical resource.

Michael also serves as the director of McCarthy Tétrault’s initiative to provide pro bono representation on criminal trials and appeals in partnership with the University of Toronto’s Downtown Legal Services legal aid clinic. Michael writing on matters of criminal law has appeared in the National Post.


  • Co-authored Defending Class Actions in Canada - A Guide for Defendants, (LexisNexis: Toronto, 2015).
  • Co-authored Class Actions in Canada, (Emond Montgomery Publications: Toronto, 2014)
  • Co-authored with F. Paul Morrison, "Missing in Action: An Analysis of Plaintiff Participation in Canadian Class Actions" 53 Supreme Court Law Review (2d) 97 (Fall 2011). Reproduced in Jasminka Kalajdzic ed., Accessing Justice: Appraising Class Actions (Lexis Nexis: Markham, Ontario, 2011), at 97
  • "The Good, the Bad, and the Ugly: Report on a Panel Discussion of Class Actions Past and Future", 51 Canadian Business Law Journal 94 (2011)
  • "When Gains Trump Losses: An analysis of restitutionary relief for the tort of conversion" 68(1) University of Toronto Faculty of Law Review 39 (Winter 2010)
  • "Waiving Goodbye: The rise and imminent fall of waiver of tort in class proceedings", 6(1) Canadian Class Action Review 37 (Spring 2010).