Lax O'Sullivan Lisus Gottlieb LLP

Lax O’Sullivan Lisus Gottlieb LLP is Canada’s preeminent business litigation firm. We supply only one thing: litigation solutions to the most difficult commercial problems. Our trial and appellate lawyers have unparalleled experience in bet the company litigation across the country. We only practice business litigation including class actions, insolvency, securities, insurance, trusts, infrastructure, breach of contract, franchise and select public law matters in which substantial commercial interests are at stake. Our partners are leaders of the profession. Our bright and energetic associates are future stars. “There is literally no one better to handle the most complicated, high-value and important matters. This team is simply the best and the brightest, from the most senior to the most recent call.” Chambers Canada 2025 “Lax is still the go-to-shop for all of the big-ticket litigation of any variety.” Benchmark Litigation Canada 2025 “The team is staffed with superstar trial and appellate counsel who are comfortable in virtually any area of civil law. LOLG always delivers.” The Legal 500 Canada 2025