Jonathan C Lisus
Canada Guide 2025
Band 1 : Litigation: General Commercial
Band 1
About
Provided by Jonathan C Lisus
Practice Areas
Described by his peers as ‘the gold standard in this space, a phenomenal litigator’, for more than thirty years Jonathan has won landmark decisions across a broad variety of subject matter including competition law, constitutional law, liability of public authorities, professional liability, criminal law, financial services, franchise law and contract disputes. He has tried over 90 cases to judgment and argued over 55 appeals in provincial appellate courts and the Supreme Court of Canada.
Jonathan regularly appears as Special Counsel to the Canadian Civil Liberties Association in challenges to government action. He is a Fellow of the American College of Trial Lawyers, the International Academy of Trial Lawyers, a member of the Chief Justice of Ontario’s Advisory Committee on Professionalism, and a member of the Supreme Court Advocacy Institute, a select group of appointed advocates who provide pro bono peer review to counsel appearing in the Supreme Court of Canada. He maintains an active trial and appellate practice across Canada.
Chambers Review
Canada
Jonathan Lisus is an eminent commercial litigator in Toronto who features on some of the country's largest mandates, touching on issues such as negligent misrepresentation, breach of contract and unfair conduct, as well as shareholder disputes.
Strengths
Provided by Chambers
"Jonathan is an exceptional lawyer, as well as being very approachable. He always has time to discuss my questions."
"Jonathan brings equal measures of sage advice, outstanding customer service, collegiality and legal brilliance."
"Jonathan is one of the leading litigators in the Toronto market, if not Canada as a whole. Definitely a first call."
"Jonathan has got to be one of the top trial lawyers in the country. He is very versatile, having seen all kinds of disputes, and is adept at solving things practically."
"Jon Lisus is our top litigator. He is very much trusted with complicated, high-importance matters. He is very good."
"Jonathan is an exceptional lawyer, as well as being very approachable. He always has time to discuss my questions."
"Jonathan brings equal measures of sage advice, outstanding customer service, collegiality and legal brilliance."
"Jonathan is one of the leading litigators in the Toronto market, if not Canada as a whole. Definitely a first call."
"Jonathan has got to be one of the top trial lawyers in the country. He is very versatile, having seen all kinds of disputes, and is adept at solving things practically."
"Jon Lisus is our top litigator. He is very much trusted with complicated, high-importance matters. He is very good."