Jason R. Lehner

Jonathan Ptak is a partner in the firm’s class action group. His practice focuses on class proceedings, professional liability defence and commercial litigation. He regularly appears before Courts at all levels in Ontario, including the Superior Court, Divisional Court and Court of Appeal. Jon is recognized by Lexpert, Chambers Canada and Best Lawyers as a leading practitioner in class proceedings. He has also been appointed to sit on the Ontario Class Action Bench-Bar Liaison Committee...

Robert Janes practices civil litigation, focusing on constitutional, aboriginal and commercial litigation Robert Janes has been a litigator for over twenty years and has extensive experience in assisting First Nations, Aboriginal people and others with difficult problems needing sound strategic and legal advice. Robert’s approach is to find practical solutions where possible, while preparing to vigorously advance his client’s interests in court where necessary. Robert’s focu...

"I became a personal injury lawyer because I wanted to ensure that people, when devastated by injuries had access to not only benefits and compensation, but access to the courts in order to seek out justice for injuries they have suffered ." A dedicated advocate for people who have suffered personal injuries, Paul has 20 years of experience involving cases of defective products and medical devices and fighting for those denied justice. Paul has proven experience with high profile cases includ...

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

George is a partner with Thomson Rogers and his practice is devoted to litigation with an emphasis on matrimonial litigation and matters involving commercial disputes. George has co-authored a number of articles for use in continuing legal education seminars and is a regular contributor speaker at continuing legal education seminars having spoken at seminars conducted by the Law Society of Ontario, the National Judicial Institute, Osgoode Professional Development and the Advocates’ Soci...

Joseph Markson’s practice is directed to the defence of individual and corporate clients in criminal and regulatory litigation. His practice areas are criminal and regulatory law, tax evasion and white-collar crime, and the law of policing and professional discipline. He has extensive experience successfully conducting criminal and quasi-criminal trials, regulatory and professional discipline hearings, appeals, advisory work, and witness representation. Joseph was selected by his peers ...

Alexander Rose is a partner in the Litigation & Dispute Resolution Group. His practice focuses on complex commercial litigation, including securities litigation; litigation relating to oppression, takeover bids, proxy contests and other types of shareholder disputes; arbitration; and restructuring and insolvency proceedings. Alex has been involved in regulatory proceedings, injunctions and complex civil matters and has assisted companies in the conduct of internal investigations. He has a...

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

Jon Levin has an unmatched reputation for providing top-level advice. An advocate of exemplary client service, Jon has acted as lead counsel in high profile financings, takeovers and restructuring transactions. In the corporate governance area, Jon has advised special committees and has provided strategic guidance on board procedures and the implementation of governance polices in response to new legislation and developments. Jon has served as a director of a number of public and private comp...

Ian Hull co-founded the firm with his father, Rodney Hull, in 1998. Ian also maintains a mediation practice through Hull Estate Mediation Inc. Ian is a lecturer at the Ontario Bar Admission Course and guest lecturer for the Canadian Bar Association and the Law Society of Upper Canada. Ian is also the author of numerous articles and has written four books on estate law issues. All books and articles can be found on our website .