Ian B. St. John

Partner Toronto, T: 416.869.8552 F: 416.862.8247

Hafssa Mahmood Assistant 416.862.8280 x 268 hmahmood@mathewsdinsdale.com


Bar admission

Law Society of Ontario
State Bar of New York


University of Detroit Mercy, Faculty of Law, J.D.
University of Manitoba, B.Sc.
University of Windsor, LL.B.

Membership and affiliations

American Bar Association
Canadian Bar Association
New York State Bar Association
Ontario Bar Association
The Advocates’ Society


Ian is a member of our Employment Law and Litigation Practice Group and advises employers in relation to non-unionized workplaces. Civil litigation relating to non-unionized employees is his primary area of expertise, including wrongful dismissal litigation, labour injunctions, departing employee litigation and the statutory obligations of employers under Ontario’s Employment Standards Act and Human Rights Code. He also advises on the drafting of employment contracts, restrictive covenants and general employment relations.

Ian has appeared in all levels of court in the province of Ontario, including the Superior Court of Justice on wrongful dismissal matters and injunctive proceedings, the Ontario Court of Appeal and the Tax Court of Canada. He also appears regularly before the Ontario Labour Relations Board and Human Rights Tribunal.

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