Linmac welcomes Shonna Petrook as lead of estates and trusts practice

New Toronto partner joins firm’s legacy team, works closely with tax and business teams

Linmac welcomes Shonna Petrook as lead of estates and trusts practice
Shonna Petrook
By Bernise Carolino
Sep 25, 2026 / Share

Linmac LLP has announced the appointment of Shonna Petrook – who is experienced in helping individuals and families make estate plans – as head of the firm’s estates and trusts practice, as a member of its legacy team, and as a new Toronto-based partner. 

“As we grow our Toronto office, she will play a key role in helping families protect what they have built and plan with confidence for the next generation,” said Jordan Morelli, Toronto office lead, in Linmac’s LinkedIn post. 

“I am looking forward to continuing that work alongside Linmac's Tax and Business teams, and to bringing a complete approach to planning for the future,” Petrook said in her LinkedIn post. “Thank you to Jordan Morelli and the whole Linmac team for the warm welcome.” 

“Shonna's experience and personal approach make her a natural fit to our Estates and Trusts practice,” Morelli added. 

Linmac also has offices in Vancouver and Calgary. 

More on Shonna Petrook

Petrook’s LinkedIn profile and her biography on the firm’s website provide more information regarding her professional experience and educational background. 

With over two decades of legal experience, she has handled matters involving estate planning and succession. She has helped clients prepare testamentary trusts, living wills, and powers of attorney for property and personal care. 

Before joining Linmac as of Sept. 14, she operated Petrook Law in the Greater Toronto Area, beginning in December 2016. During a three-year stint at McMillan LLP, she worked as an associate and as a student-at-law. 

She also served as a manager for policy and research at the Ontario College of Trades for four years and as a senior policy advisor at the province’s Ministry of Health and Long-Term Care for nearly seven years. 

She earned admission into the Ontario bar in 2002. She obtained her LLB from Osgoode Hall Law School in 2001 and her BA in women’s studies and history from the University of Western Ontario in 1996. 

More estate-related news in Ontario

Here are some other recent Ontario news stories involving estates. 

On May 27, the Ontario Superior Court of Justice summarily dismissed a son’s claim seeking a declaration that his late mother’s will created a testamentary trust in his favour and relief as her dependent under part V of the province’s Succession Law Reform Act, 1990 (SLRA). 

On May 21, a three-justice panel of the Ontario Court of Appeal declined to reconstitute itself as the Divisional Court to address an application for leave to appeal from a Superior Court order interpreting s. 21.1 of the SLRA. 

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