Dennis M. O'Leary, Lawyer in Toronto, ON

About Dennis

Dennis O'Leary is an experienced litigator and commercial lawyer at Aird & Berlis whose clients rely on his judgment on energy, environmental, and transportation law matters.

Practice areas

Civil Litigation & Dispute Resolution

Our guide: Litigation and Dispute Resolution in Toronto

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This listing was generated by AI from public sources in October 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on their firm’s website. Confirm Dennis M. O'Leary’s licence and standing in the Law Society of Ontario directory ↗

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