Lenczner Slaght

Lenczner Slaght is a reference in the market for dispute resolution matters in Ontario, representing public and private companies, governments and regulators. Monique Jilesen leads the team, focusing on class actions, injunctions and insolvency matters, with practice co-head Eli Lederman handling franchise disputes, commercial contracts and securities litigation. Standout members of the team include Peter Griffin KC, who has represented clients in numerous trials, arbitrations and appeals, and Tom Curry is rated for his work on business disputes, judicial reviews and professional liability matters. Matthew Lerner (real estate disputes and partnership disputes) and Brian Kolenda (professional negligence and defamation) are other names to note. David Doherty KC joined as senior counsel in September 2024, whilst Aaron Grossman and Martin Brandsma were promoted to partnership in January 2025.