Gillian Blythe Dingle

A sophisticated and business-minded litigator with deep market insight, Gillian guides clients through the legal and regulatory developments on matters ranging from securities litigation to class actions.

Gillian is the co-head of the firm’s securities defence practice. Her practice focuses on securities litigation and corporate disputes.

On the securities side of her practice, Gillian frequently acts for capital market participants in securities class actions, professional liability claims and regulatory investigations involving the Investment Industry Regulatory Organization of Canada, the Mutual Fund Dealers’ Association and the Ontario Securities Commission. As a complement to her securities regulatory work, she advises financial institutions on investigations involving consumer protection matters.

Gillian also maintains an active commercial litigation practice, representing corporations in contested transaction matters, shareholder disputes, breach of contract claims and other business torts. She has appeared as counsel in all levels of court in Ontario, the Federal Court, the Federal Court of Appeal and the Yukon Court of Appeal.

Before joining Torys, Gillian was senior in-house counsel at a Canadian financial institution.

Gillian sits on the Steering Committee of the OSC Litigation Assistance Program, which provides free legal assistance to unrepresented respondents to the OSC administrative proceedings.