Kai Sheffield

John’s practice is in corporate and commercial litigation, and includes contract disputes, real estate litigation, shareholder remedies, fiduciary obligations, insolvency and class actions. He has appeared before all levels of trial and appellate courts and before domestic and international arbitral tribunals. A significant percentage of his practice is in the Ontario Commercial Court. He has also represented members of the National Hockey League in salary arbitrations with their player...

Debra McKenna is a litigation partner and the Chair of the Professional Self-Regulatory Bodies Practice Group at WeirFoulds LLP. Debra’s practice is focused on professional self-regulation and civil litigation. She provides strategic advice and acts as counsel for a number of regulatory bodies, as well as public and private sector clients, in relation to regulatory issues, complaints and discipline, and civil litigation matters. She has appeared at all levels of court in Ontario, includ...

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

Lesley Mercer is counsel practising in the Litigation & Dispute Resolution Group. Her practice focuses on complex commercial litigation including class actions, product liability, professional negligence, shareholder disputes and restructuring and insolvency proceedings. Lesley has significant experience defending corporations in complex class and non-class proceedings involving product liability, consumer protection and securities law. Lesley has appeared at both the trial and appellate ...

Catherine is a Partner in the Construction and Infrastructure Practice Group at Singleton Urquhart Reynolds Vogel LLP. She is a passionate advocate, who focuses on providing business-critical strategic counsel to clients facing complex legal challenges, particularly in complex commercial disputes and construction and infrastructure disputes. Catherine is dedicated to providing excellent client service, and ensuring the advancement of her clients’ interests with a strategic focus on achi...

Insurance Defence Group Head Sudevi Mukherjee-Gothi has a thriving litigation practice, representing insurance companies, companies with a self-insured retention, health professionals and corporations. In insurance defence matters, she focuses on occupiers’ liability, motor vehicle liability and the defence of professional liability (pharmacists, veterinarians, lawyers and independent adjusters). Sudevi also has experience in large environmental contamination cases, product liability ca...

Chris Pigott is a partner in the Litigation and Labour groups. His practice focuses on disputes and advisory work in labour, human rights, and public law matters. Chris represents some of Canada’s leading employers in their most consequential cases. Chris is a talented litigator who acts for clients in arbitrations, tribunal proceedings, and before the Courts. He routinely acts in judicial reviews, appeals, and other complex litigation arising from labour, human rights, and public law d...

Ray Mikkola’s practice focuses on all matters relating to commercial real estate, acting for a broad range of lenders, borrowers, land developers, sub-dividers, builders, condominium developers, condominium corporations, municipalities, and other entities. A recognized authority in real estate, Ray has over 30 years of experience in acting on property sales and purchases, land development, condominium development and administration, expropriation, sales and purchases from and by court a...

Elizabeth Brown is an experienced pension and benefits lawyer with Toronto-based firm, BMKP Law. She advises public and private sector employers on a wide range of regulatory governance, compliance and administration matters relating to pension and employee benefits plans. Elizabeth appears as counsel on pension litigation disputes and has extensive experience advising on large corporate transactions, including insolvencies, mergers and acquisitions, and reorganizations. She provides ongoing ...

Brian R. Carr, LLB is of Counsel in Thorsteinssons’ Toronto office. He holds a B.Sc. (1970) and an LL.B. (1973) from the University of Toronto. Mr. Carr is a former Chair of the Canadian Tax Foundation, a Past-Chair of the National Taxation Law Section of the Canadian Bar Association and former Co-Chair and Member of the CBA/CICA Joint Committee on Taxation. He is a Past-Chair of the legislative subcommittee of the Taxation Section of the Ontario Bar Association. He is currently Co-Chai...