Sierra is an associate in Osler’s disputes group. She maintains a general civil and commercial litigation practice. Sierra obtained her J.D. from the University of Toronto. Prior to attending law school, Sierra graduated with a Bachelor of Science (Honours) with Distinction and a Certificate in International Studies from Queen’s University. While at Queen’s, Sierra completed a semester abroad at an internationally-ranked university in Singapore and attended the Queen’s Global Health and Disability Program in the U.K. While at law school, Sierra served as co-president of the Women & the Law Society and volunteered with the Women’s Legal Education and Action Fund.
Areas of Expertise
Latest Insights
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Blog November 13, 2025
Ontario Capital Markets Tribunal sanctions TeknoScan Systems Inc. and three of its executives for misleading disclosure
A recent Capital Markets Tribunal decision imposed significant consequences after finding fraud based on disclosure omissions.
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Blog July 23, 2025
OSC adopts new framework to distribute funds from disgorgement orders to harmed investors
We review the new regime and its potential implications for both investors and the regulator.
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Blog March 18, 2025
Further updates regarding the U.S. pro-crypto policy shift
A clear shift in U.S. crypto priorities suggests substantial change, potentially leading to regulatory clarity and crypto-specific legislation.
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Blog February 5, 2025
Using artificial intelligence in arbitration: the Silicon Valley Arbitration and Mediation Center’s guidelines
The Silicon Valley Arbitration and Mediation Center has published a principle-based framework for the use of AI tools in arbitration.
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Community Involvement
- Pro Bono Ontario, Volunteer
- Downtown Legal Services, Family Law Caseworker
- Women’s Legal Education and Action Fund (LEAF), Research Assistant
- U of T International Reproductive and Sexual Health Law Program, Research Assistant
- Indigenous Summer Literacy Camps, Counsellor
- Queen’s Health Outreach, Program Director
Credentials
Education
- University of Toronto Faculty of Law, J.D.
- Queen’s University, B.Sc. (Honours)
Languages
- English
