Jonathan Stainsby

Partner at Aitken Klee LLP

Jonathan Stainsby is a partner in Aitken Klee’s Toronto office. Called to the Bar in 1990, he has considerable trial experience and appears regularly before the Ontario and federal courts and the Supreme Court of Canada. He represents clients in complex patent, trademark and copyright matters, in a wide variety of industries and technical fields. While Mr Stainsby most frequently acts in IP disputes, he also acts in corporate/commercial and shareholder’s disputes for both public and private companies and their shareholders, business disputes (contract and tort claims), fraud claims (including multi-jurisdictional fraud claims), share valuations, bankruptcy and insolvency proceedings, receiverships, tax and labour-related litigation, product liability claims (including defending class actions) and defamation actions. He appears frequently on appeals and applications for judicial review.

Mr Stainsby’s expertise is reflected in his inclusion in numerous rankings, including Chambers, Lexpert, Benchmark and in IAM Patent Litigation. Mr Stainsby is listed in The Best Lawyers in Canada and by Who’s Who Legal. He is a past director of The Advocates’ Society and has taught advocacy at the University of Toronto Faculty of Law, The Law Society of Ontario and Osgoode’s Intensive Trial Advocacy Workshop, and has appeared as a guest lecturer on numerous occasions. He is a frequent speaker on intellectual property and advocacy.

Firm details

Aitken Klee LLP
36 Lombard Street
Suite 500
Toronto ON M5C 2X3

Contact details

See firm profile