Expertise
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Practice Areas:
- Bar Admissions:
- Education:
- Osgoode Hall Law School (2018) JD (Honours)
- Western University (2015) (Honours - Political Science and Criminology)
Details
- Bio
- Cases
- Associations
- Blog Posts
- News & Media
- Publications & Presentations
- Recognition
Bonnie Greenaway (she/her)
is an associate at Lenczner Slaght.
Bonnie maintains a broad litigation practice, with a focus on complex commercial disputes and professional negligence.
Prior to joining the firm, Bonnie practiced at a national firm where she gained extensive experience litigating complex commercial disputes, professional negligence claims, and urgent proceedings for injunctive relief. She has appeared before all levels of court in Ontario.
Bonnie received her JD from Osgoode Hall Law School with Honours. She was the recipient of the McMillan LLP Award, the Sidney Peck Award, the Charles Edward Woodrow Award, the Irving Aaron, QC Prize in Real Estate Law, and the George M Miller Prize for Northern Ontario. While in law school, Bonnie participated in the competitive Walsh Family Moot, where her team earned first place. Bonnie was also a student volunteer with Pro Bono Students Canada and Parkdale Community Legal Services.
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1000425140 Ontario Inc v 1000176653 Ontario Inc
Appellate counsel concerning a claim for fraudulent misrepresentation and failure to disclose a latent defect in a luxury residential property.
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Phyxiat Courier v Liquor Control Board of Ontario and Trillium Supply Chain Inc
Counsel to a defendant concerning a dispute alleging negligence in supply chain management.
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Original Traders Energy Ltd (Re)
Counsel to Mareva Respondents in injunction and CCAA proceedings.
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Law Society of Ontario v Metrolinx and Haudenosaunee Development Institute v Metrolinx
Counsel to a successful defendant resisting an injunction to prevent site work. (Prior to joining Lenczner Slaght)
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Johnson v Lakeridge Health Corporation
Counsel to a successful physician at trial concerning the alleged delayed treatment of a stroke. (Prior to joining Lenczner Slaght)
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Enwave Geo Communities LP v Kings Towns North Inc
Counsel to a successful energy company in relation to an application to compel the respondent to consent to a change of control of a lease. (Prior to joining Lenczner Slaght)
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Counsel to an emergency room physician at trial concerning alleged missed patella tendon rupture. (Prior to joining Lenczner Slaght)
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Counsel to two psychiatrists at trial and at the Court of Appeal concerning treatment programs developed at maximum security mental health centre in 1960s and 1970s. (Prior to joining Lenczner Slaght)
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Linnard et al v Dilworth et al
Counsel to a successful physician on a motion to exclude plaintiffs from attending their discoveries. (Prior to joining Lenczner Slaght)
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The Advocates’ Society
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Canadian Bar Associate
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Ontario Bar Association
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Shareholder Wars: A Receiver Is Not the Remedy
Bonnie Greenaway and Drew Black co-authored the blog Shareholder Wars: A Receiver Is Not the Remedy, published on commerciallist.com.
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Pleadings continue to be a popular battleground in the product liability context. Over the years, a body of law has developed respecting motions to strike for negligent design, negligent manufacture and failure to warn claims. Nevertheless, there continues to be debate as to the specificity needed for pleading these types of claims. That debate is fuelled in part by jurisprudence demonstrating a high tolerance for claims that are arguably vague and lacking in material facts. Even where a claim is struck, plaintiffs are routinely permitted to amend their pleading.
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Lenczner Slaght Litigators Recognized as the Best Lawyers in Canada
In the 2025 edition of Best Lawyers in Canada, Lenczner Slaght is proud to receive 168 total rankings, with 45 of our expert litigators recognized for their expertise across 25 practice areas.
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Lenczner Slaght Welcomes Nine New Associates
Canada’s leading litigation firm continues to add to its collective experience and knowledge with the addition of nine exceptional associates.
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Lenczner Slaght Advocacy Competition in Legal Ethics and Professionalism 2024
We were proud to continue our sponsorship of Western Law’s Annual Advocacy Competition in Legal Ethics and Professionalism. Madison Robins, Sean Lewis, Bonnie Greenaway, Sahar Talebi, and Kyle Magee participated as judges.
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Best Lawyers in Canada (2023-2025)
Ones to Watch – Corporate & Commercial Litigation