Michael O'Brien

Michael O'Brien

Partner at Tyr LLP
(416) 617-0533
(416) 987-2370
488 Wellington St W, Suite 300-302, Toronto, ON
Year called to bar: 2013 (ON)
Michael is a partner at Tyr LLP. He carries on a business litigation practice representing emerging and established companies in various sectors, including energy, consumer products, infrastructure, financial services, manufacturing, real estate and technology. Michael represents publicly-traded and privately-held companies, directors, officers, shareholders and professionals in disputes before courts, arbitral tribunals and regulators, including commercial and civil proceedings, private arbitrations, public inquiries, investigations and class actions. Clients value the tact and judgment that Michael brings to complex and sensitive matters, and consult Michael on their obligations in the political sector, including elections finance, conflicts of interest and lobbying law. Michael represents both plaintiffs and defendants in class actions. He is the Vice-Chair of an American Bar Association subcommittee on Class and Derivative Actions, the former editor of the Class Action chapter of the ABA's annually published Recent Developments in Corporate and Business Litigation, co-author of its Cross-Border and Multijurisdictional Proceedings chapter, and a contributing author to the fourth and fifth editions of Defending Class Actions in Canada. He practises out of Toronto, Ontario.