Best Lawyers in Ontario, Canada for Corporate and Commercial Litigation

Tamara Markovic is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Tamara, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tamara is held by other top lawyers in the same geographic and legal practice area.

Annie Tayyab is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Annie, who practices law in Toronto, Ontario, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Annie is held by other top lawyers in the same geographic and legal practice area.

Glynnis Hawe is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation, Health Care Law and Labour and Employment Law. Glynnis, who practices law in Toronto, Ontario, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Glynnis is held by other top lawyers in the same geographic and legal practice area.

Rob Alfieri in a lawyer at Dickinson Wright's Toronto office, in its Commercial Litigation Group. Rob focuses his practice on commercial & business litigation and class action law. He maintains a general trial and appellate litigation practice, concentrating on contract disputes, shareholder disputes, professional liability, fraud cases, foreign judgment enforcements, injunctions, and private commercial arbitration disputes. Rob brings together passion with experience, intellect, and a th...

Phil has a broad litigation practice with experience in corporate and commercial litigation, including multijurisdictional litigation, shareholder disputes, insolvency, regulatory matters, and arbitrations. Phil has counselled clients across a wide range of industries, including retail, real estate, energy, insurance, financial services, and telecommunications. Phil has appeared before the Ontario Superior Court and Court of Appeal, the Manitoba Court of Queen’s Bench, the Federal Court...

Natalie E. Carrothers is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Health Care Law. Natalie E., who practices law in London, Ontario, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Natalie E. is held by other top lawyers in the same geographic and legal practice area.

Erika Woolgar is a competition law and regulatory lawyer based in our Toronto office. Her competition and antitrust practice includes merger reviews in both Canada and the US, developing competition law training programs, and providing strategic advice to clients on civil and criminal matters, including mergers and acquisitions, abuse of dominance, and misleading advertising. She also regularly works with international clients to obtain approvals under the Investment Canada Act. In addition t...

Phedely is an associate in Gowling WLG's Ottawa office. He represents individuals, professionals, public entities, not-for-profit organizations and private companies in both English and French. His litigation practice focuses on medical defence, health law, professional liability and administrative law. His practice also includes general commercial disputes and sports law matters. Phedely received his law degree from the University of Ottawa, where he graduated Magna Cum Laude. He was a membe...

Golnaz Nayerahmadi is a top attorney recognized by Best Lawyers in the practice area(s) of Class Action Litigation, Corporate and Commercial Litigation and Product Liability Law. Golnaz, who practices law in Toronto, Ontario, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Golnaz is held by other top lawyers in the same geographic and legal practice area.

Lia Boritz is a Partner in the Litigation & Dispute Resolution practice group at WeirFoulds. She has a broad litigation practice which includes civil, commercial and employment matters. Lia first joined WeirFoulds as an associate after summering and articling with the firm as a law student. She was then a Senior Associate at Book Law before returning to WeirFoulds. Lia has worked with a variety of clients, ranging from large corporations and public institutions to small businesses and ind...

Vlad is an associate in the class action group. Vlad has significant experience in multi-jurisdictional and cross-border class actions, including cases involving competition, securities and consumer protection law. Prior to focusing on class actions, Vlad had a broad commercial litigation practice comprising complex contract disputes, class actions, competition litigation, securities litigation, and shareholder disputes. Vlad has acted in matters before all levels of court across Canada. Vlad...

Nabiel is a lawyer in the firm’s litigation group. His practice focuses on complex corporate and commercial litigation, professional liability and discipline, and regulatory investigations. He regularly appears as counsel in various courts, at mediations and arbitrations, and before administrative tribunals and boards. Nabiel graduated from Osgoode Hall Law School in the top 4% of his class and with a multitude of course awards. Prior to attending law school, he graduated with distincti...

Simon Cameron is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Mergers and Acquisitions Law. Simon, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Simon is held by other top lawyers in the same geographic and legal practice area.

Heather Fisher is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Insolvency and Financial Restructuring Law. Heather, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Heather is held by other top lawyers in the same geographic and legal practice area.

Fraser Harland is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law and Corporate and Commercial Litigation. Fraser, who practices law in Ottawa, Ontario, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fraser is held by other top lawyers in the same geographic and legal practice area.

Alexandra Grishanova is a commercial litigator with particular expertise in securities litigation and administrative law. Her experience spans a wide range of matters, including regulatory proceedings, shareholder and partnership disputes, securities class actions, plans of arrangement, and contested transactions before securities regulators. She has appeared before all levels of court in Ontario, the New Brunswick Court of Appeal, the Supreme Court of Canada (on leave applications), and nume...