Alan Macek

Paul practice focuses on corporate commercial litigation and arbitration, shareholder and fraud litigation, appellate litigation and judicial review with particular expertise in complex cases with a regulatory or cross-border dimension. He has litigated cases involving failed hedge funds, derivatives, fraud and Ponzi schemes, arbitration-related court proceedings, shareholder disputes, construction and infrastructure, defamation and employment law. A highly experienced and versatile litigator...

Nancy Kleer is one of the founding partners of OKT. In her practice of Aboriginal rights, she represents Aboriginal clients responding to a variety of resource developments, including mineral exploration, mining, and hydroelectric development, in negotiations and litigation. She also advises on federal and provincial environmental protection and assessment law. She provides legal advice and does legal drafting on issues addressed in negotiations for comprehensive land claims, Aboriginal self-...

Perry Katz is a commercial real estate lawyer focusing on the acquisition, development, sale, leasing, and financing of commercial and industrial properties for Canadian and international clients. Some of Canada’s leading retailers and developers are among Perry’s clients, and he has developed an expertise in the acquisition, development, and leasing of retail properties and the issues associated with having multiple owners. Perry has been called to the Bar in Ontario, Quebec, New...

Marc McAree, B.A. (Hons.), LL.B., M.E.S., is a partner at Willms & Shier Environmental Lawyers LLP and certified as a Specialist in Environmental Law by the Law Society of Ontario.Marc provides advice and solutions to a wide range of clients to overcome their environmental law and litigation issues. Marc has significant environmental law expertise in contaminated land/brownfields clean ups, transactions and litigation, and environmental compliance and approvals. Marc also helps clients re...

Bob Potts has been a Partner in the firm for more than thirty-five years. He is an experienced litigation counsel with a varied practice and extensive client list. Bob has successfully acted for clients in disputes involving real estate and business contracts, corporate disputes and mortgage enforcement remedies. He has defended class actions and served as counsel in several leading cases, including Abdool , Bre-X and the class action stemming from the 2008 propane explosion in Toronto. Actin...

Irv Kleiner is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. Irv, who practices law in Toronto, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Irv is held by other top lawyers in the same geographic and legal practice area.

Alan D’Silva is a partner in the Litigation & Dispute Resolution Group. He is considered a leading litigation lawyer in Canada with expertise in a number of areas of law, including defence of class actions, corporate/commercial disputes, securities litigation, shareholder/oppression cases, large insurance litigation, accountants’ and auditors’ negligence, professional negligence, sports law and directors’ and officers’ claims. Alan has served on the Managemen...

Megan Edmiston is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Megan, who practices law in Toronto, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Megan is held by other top lawyers in the same geographic and legal practice area.

Alexandra Sadvari is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Alexandra, 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 Alexandra is held by other top lawyers in the same geographic and legal practice area.

Cynthia is the leader of the Pensions and Benefits Practice. She has extensive experience in pension and benefits law, policy and strategy - for 25 years, she has exclusively worked in pension and benefits from alma broad range of perspectives, starting with private practice representing unions, employees and administrators. Cynthia also worked within the Ontario government, within a large jointly sponsored public sector plan and most recently, with Ontario’s new pension regulator on st...