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 at WEL PARTNERS, ranked nationally by Canadian Lawyer as one of the Top 5 Trusts and Estates Boutique firms in Canada.

Lionel’s practice focuses exclusively on 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 regularly appears before the Ontario Court of Appeal, the Divisional Court and the Superior Court of Justice.  Lionel also has a unique knowledge of administrative judicial review procedure, and represents clients in judicial review matters in Divisional Court.

Lionel sits as a member of the Trusts and Estates Section Executive of the Ontario Bar Association.  He also sits as a founding and current member of the Elder Law Section Executive of the Ontario Bar Association. 

Lionel is a member of The Advocates’ Society and the Estate Planning Council of Toronto.

Lionel has acted as counsel in a range of litigation matters, including commercial, elder abuse, administrative, education, development and corporate governance related litigation. 

Lionel has particular expertise in all aspects of contested passing of accounts matters when acting for both fiduciaries and beneficiaries. 

Lionel regularly speaks at educational seminars for other lawyers and estate professionals on fiduciary accounting and passing of accounts procedure.  In the past year, Lionel has spoken at seminars hosted by the Law Society of Upper Canada, the Canadian Bar Association, the Ontario Bar Association, the Bar Association of Prince Edward Island and the Quebec Bar Association. 

Several times every year, Lionel speaks at the Toronto Police College’s Elder Law Investigation Course.

In 2014, Lionel was asked to run as a general election candidate for provincial parliament for the Niagara Falls Riding, and was the youngest candidate ever to run in that riding.

Lionel aggressively advocates for his clients’ interests 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.


(416) 355-3268

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