Katherine Kay is a partner in the litigation and competition departments. Katherine is known as a dynamic and highly effective courtroom advocate with a razor-sharp strategic approach. She is a first call for “bet the farm” litigation and investigations. Katherine’s practice concentrates on complex commercial litigation, often involving the interplay between regulatory, civil and criminal law regimes across multiple jurisdictions, with particular subject matter expertise in the areas of competition, product liability, class action defence, international law, corruption and other white collar matters. She has been described by Chambers Global as “virtually insurmountable in the area of competition litigation” and by Global Competition Review as “arguably the best competition litigator Canada has to offer". Katherine was recently named as one of the Top 25 Women in Litigation and Competition Litigator of the Year by Benchmark Canada, and is recognized in Chambers Global and Chambers Canada, the Lexpert ® Guide to the Leading US/Canada Cross-Border Litigation Lawyers in Canada, and The Best Lawyers in Canada, among others. She has served on the firm’s Partnership Board, Executive Committee and the Toronto Management Committee.