Margaret R. O'Sullivan
Partner

O'Sullivan Estate Lawyers LLP

66 Wellington St W, Suite 3430, STN Toronto Dom, PO Box 68
Toronto, ON M5K 1E7
Phone: (416) 363-3700
Fax: (416) 363-9570
E-mail: mosullivan@osullivanlaw.com
 
 
 

Practises exclusively estate planning; estate dispute resolution; advising executors, trustees and beneficiaries; administration of trusts and estates including cross-border and multijurisdictional trust and estate matters. Recipient of OBA Award of Excellence in Trust and Estate Law (2013) and the Society of Trust and Estate Practitioners (STEP) Founder’s Award for Outstanding Achievement (2014). Past Deputy Chair, Director and Member of Council for STEP Worldwide. Past Chair of Professional Standards Committee of STEP Worldwide, past Deputy Chair of STEP (Canada) and past Chair of editorial board for STEP Inside. Member of the STEP Cross Border Estates Global Steering Committee. Past Chair, Trusts and Estates Section, OBA. Fellow of American College of Trust and Estate Counsel. Academician of The International Academy of Estate and Trust Law. Member of Council, OBA (1993–1998). Author, Canada chapter, International Succession Laws (Tottel 2009). Canada chapter, The Private Wealth & Private Client Review (Law Business Research 2019). Contributing author to Widdifield on Executors and Trustees (Carswell 2002), Practical Law’s Private Client Global Guide 2019/20 (Thomson Reuters) and Lexis Practice Advisor Canada.


Year Called to the Bar:1983 (ON)
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