Cathy litigates complex commercial and regulatory cases and defends class actions with a regulatory component. She is currently defending clients in multiple privacy, antitrust, insurance, product liability, misleading advertising, telecommunications and consumer-protection class actions. Cathy also acts as breach counsel for clients experiencing a data breach or cybersecurity incident.
Cathy has appeared before the Supreme Court of Canada in 18 appeals, including arguing leading commercial, constitutional, privacy and freedom of information appeals. She is a former law clerk to the late Chief Justice of Canada, the Right Honourable Antonio Lamer.
Cathy’s national litigation practice has involved arguing before the trial courts of every province, in addition to appellate courts across Canada and a wide range of administrative and arbitration tribunals. She has represented the House of Commons before Commissions of Inquiry and has been counsel to and given evidence to provincial and federal legislative committees.
Cathy is the co-Practice Group Leader of the Toronto Litigation group and also leads Blakes National Cybersecurity Working Group. She served on the Firm’s Executive Committee from 2015 to 2020.