Jonathan C Lisus

Practice Areas

Jonathan’s practice focuses on commercial and public law trial and appellate litigation. He has deep experience with infrastructure and P3-related litigation, class actions for plaintiffs and defendants, product liability, aboriginal land claims, oppression remedies, and securities litigation. He appears as counsel in courts and arbitral tribunals across the country and the Supreme Court of Canada.

Jonathan is a Fellow of the American College of Trial Lawyers and the International Academy of Trial Lawyers. He is a member of the Chief Justice of Ontario's Advisory Committee on Professionalism and a member of the Supreme Court Advocacy Institute. He is a Director of the Canadian Civil Liberties Association and regularly acts as Special Counsel on constitutional challenges to government actions.

Jonathan has been lead counsel in many landmark decisions in the area of class actions, professional liability, public and constitutional law, and commercial litigation. He has tried over 90 cases to judgment and argued over 55 appeals in provincial appellate courts and the Supreme Court of Canada.