Blake, Cassels & Graydon LLP

Competition, Antitrust ＆ Foreign Investment; Litigation ＆ Dispute Resolution; Privacy

Cathy is the co-Practice Group Leader of the Toronto Litigation group and also leads Blakes National Cybersecurity Working Group. Cathy has appeared before the Supreme Court of Canada in 18 appeals and has appeared before the courts of every province, the Federal Courts, the Competition Tribunal and other tribunals. She litigates complex commercial and regulatory cases and defends class actions with a regulatory component. In particular, she is currently defending clients in multiple privacy, antitrust, product liability and consumer protection class actions. Cathy previously served on the Blakes Executive Committee.

Cathy clerked for the Honourable Antonio Lamer, Chief Justice of Canada from 1997 to 1998. She taught information and privacy law at Osgoode Hall Law School from 2000 to 2008.

She was the Gold Medallist at Osgoode Hall Law School in 1997. Cathy obtained an LLM from Harvard Law School, an LLB from Osgoode Hall Law School and a BA from the University of Prince Edward Island.