Steve Tenai

Steve is a skilled advocate with more than 30 years of experience. He has represented individual and corporate clients before all levels of trial and appellate courts, including the Supreme Court of Canada, and before various regulatory bodies, including the Ontario Securities Commission. His reputation as a leading Canadian litigator has led to numerous accolades by several international and national guides to the legal profession.

Steve is Co-Leader of the firm’s Class Actions, Communications & Media, Privacy & Data Security and Litigation & Dispute Resolution Groups. His practice focuses on class action, securities, M&A, corporate, commercial, oppression and privacy-related litigation. He has defended over a dozen securities and consumer-related class actions.

Steve's experience also includes representing clients within the context of investigations by securities and law enforcement agencies. He has further undertaken internal investigations on behalf of clients.

Steve has spoken at a number of conferences on such topics as shareholder rights plans, co-ordinating defences and investigations in cross-border securities litigation, trends in class action litigation, the oppression remedy, derivative actions, civil litigation practice and cybersecurity.

Author, " Q2 2026: Five Noteworthy Ontario Class Action Decisions ," Aird & Berlis LLP, Class Actions Quarterly , July 23, 2026.

Author, " Five Rulings Shaping Ontario Class Actions in Q1 2026 ," Aird & Berlis LLP, Class Actions Quarterly , April 29, 2026.