Tushara Weerasooriya

Tony is a Partner and Co-Leader of the firm’s Competition, Marketing and Foreign Investment Group. As former counsel to Canada’s Commissioner of Competition (Department of Justice Canada) and having served as counsel in many of Canada’s most significant competition matters, Tony is widely recognized as one of Canada’s leading practitioners in competition law and litigation. Tony represents and counsels clients in domestic and multi-jurisdictional competition matters, i...

Nimali has had a long-held interest in issues relating to health, disability and aging. Yet after graduating from law school in 1999, she articled at a full-service firm where there was little exposure to the issues that interested her. She was so disillusioned with the practise of law at that time that she thought she might leave it all together to become a VJ at Much Music (which seemed like a reasonable exit strategy at the time). Fortunately for Nimali and her future clients, she did not ...

Clarke Tedesco's practice focuses on civil litigation and enforcement proceedings before securities regulators in Canada. Clarke has appeared as counsel before the Ontario Superior Court of Justice, the Divisional Court, the Ontario Court of Appeal, the Courts of British Columbia and Nova Scotia, the Ontario Securities Commission (OSC) and the Canadian Investment Regulatory Organization (CIRO) (formerly, the Investment Industry Regulatory Organization of Canada (IIROC) and the Mutual Fund Dea...

Randy Sutton practises dispute resolution and regulatory law. Mr. Sutton has represented clients in the provincial and federal courts across Canada, in arbitrations (both domestic and international) and in a variety of administrative proceedings. He is a member of the British Columbia, Saskatchewan and Ontario bars. His litigation practice includes the representation of clients in commercial, class action, competition, environmental, product liability, product recall, insurance, defamation an...

Brendan van Niejenhuis is a lawyer recognized by Best Lawyers in the practice areas of Administrative and Public Law, Class Action Litigation and Corporate and Commercial Litigation. Brendan practices law in Toronto, Ontario Best Lawyers has recognized Brendan van Niejenhuis since 2014. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Brendan van Niejenhuis ...

John A. Olthuis is one of the founding partners of OKT. His practice includes litigation, comprehensive and specific land rights, self-government, and impacts and benefits agreements. John was on the legal team of the Assembly of First Nations in negotiations with Canada and the provinces lending to the inclusion of "Section 35" in Canada’s repatriated Constitution in 1982. John was legal counsel to Chiefs of Ontario and table negotiator at the Aboriginal Government table for the Assemb...

Sara Erskine is a Toronto-based litigation lawyer at BE Law LLP who advises businesses, executives, and professionals on complex commercial and securities disputes. She brings more than 20 years of experience in trial and appellate advocacy, representing clients at every stage of the litigation process. Sara is recognized by Best Lawyers Canada in Corporate and Commercial Litigation and is listed as a Litigation Star in Commercial Litigation by Benchmark Canada. Before co-founding BE Law LLP,...

Kevin Sartorio is an intellectual property litigator in Gowling WLG's Toronto office. As a partner with the firm since 2007, Kevin’s expertise is extensive and covers all areas of IP contentious work, including patent, design, trademark, copyright and trade-secret litigation, as well as opposition proceedings before Canada’s Trademark Opposition Board.

Colleen McKeown is a dedicated lawyer practicing at Daniel Brown Law LLP in Toronto, Ontario, with a focus on Appellate Practice and Criminal Defence . Her work primarily involves criminal trials and appeals, where she has advocated in various courts, including the Ontario Court of Justice for Provincial Offences Act appeals, the Superior Court of Justice, the Federal Court of Canada, and the Court of Appeal for Ontario. Colleen has been involved significantly with the Supreme Court of Canada...

Max Spearn has a focused corporate and commercial law practice with an emphasis on mergers and acquisitions, private equity, venture capital, debt and equity financings, and day-to-day commercial matters. Max frequently works with U.S. law firms and businesses on cross-border transactions and structures for doing business in Canada. He also negotiates and drafts shareholder, partnership and joint venture agreements, service agreements and various other commercial agreements. Max regularly adv...