45 St. Clair Ave. West, Suite 600
Toronto, Ontario, M4V 1K9
Tel: (416) 925-7400 Fax: (416) 925-7464

Lionel J. Tupman, Partner, BA, JD

Lionel J. Tupman

Lionel is a Partner and lawyer at WEL Partners. Lionel’s practice focuses on a broad range of estate and trust related litigation matters, including professional liability, breach of trust and administrative litigation with a particular focus on matters involving breaches of fiduciary obligations. Lionel frequently appears before the Divisional Court, the Superior Court of Justice and the Ontario Court of Justice, and he possesses a broad range of advocacy skills as a result of his regular attendances in court. Lionel also has a unique knowledge of administrative judicial review procedure, and regularly represents clients in judicial review matters in Divisional Court.

Prior to joining WEL Partners, Lionel practiced commercial, administrative and estate litigation with a top boutique litigation firm in Toronto, and Lionel practiced commercial litigation and fraud and asset recovery litigation with an international law firm in Toronto.

In 2014, Lionel ran as a candidate for the Ontario Provincial Parliament, and he remains active in politics at the federal and provincial levels, regularly appearing before legislative committees to make submissions on proposed legislation.

Lionel aggressively advocates for his clients’ interests to obtain the best and most advantageous outcome in any dispute in which he is counsel. Lionel’s courtroom experience allows him to effectively represent clients in complex matters at all stages of litigation, from the commencement of a proceeding to trial, and to appeal if necessary.

Lionel is also a skilled negotiator, and wherever possible, Lionel attempts to resolve disputes at an early stage in the proceeding to avoid unnecessary complication or expense to his clients.

When he is not in the office or at court, Lionel can be found playing saxophone in his Blues Band, which performs regularly at venues around Ontario for various charitable causes.


(416) 355-3268

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