John F. Rook, KC, is a highly esteemed senior litigation counsel with over 50 years of experience in competition, commercial, and administrative law. Recognized by Chambers Global as one of Canada’s most sought-after competition litigators, he has appeared before provincial and federal courts, including the Supreme Court of Canada, and tribunals such as the Competition Tribunal, the Canadian Radio-Television and Telecommunications Commission, and the National Energy Board.
John has acted as counsel in landmark cases, including mergers, abuse of dominance, cartels, and class actions under the Competition Act. Notably, he represented Videotron in its acquisition of Freedom Mobile and advised the Commissioner of Competition on the Labatt-Lakeport Brewing merger. Beyond competition law, he has extensive expertise in securities, telecommunications, energy, product liability, negligence, and fiduciary claims.
John is cited by clients and peers in leading legal directories for his skill and creativity:
"He is truly amazing – his years of experience are invaluable."
"One of the best in the business."
"A professional, innovative approach to problems."