Mathews Dinsdale Welcomes Keira Ostrosser to the Firm
Mathews Dinsdale is pleased to announce that Keira Ostrosser has joined the Firm as an Associate in our Calgary Office.
September 11, 2026
Partner announcement
Miller Thomson is proud to welcome Danielle Joel as a Partner in its Estates and Trusts Litigation group.
October 6, 2025
Miller Thomson is pleased to announce that Danielle Joel has joined the Firm as Partner in the Toronto office. She will be part of the Estates and Trusts Litigation group.
Danielle brings decades of experience advising clients on complex succession and trust matters, including issues involving private companies. She has been entrusted by some of Canada’s wealthiest families to handle high-conflict and novel matters, navigating multi-jurisdictional issues and providing tailored, practical solutions. Danielle also advises fiduciaries, beneficiaries, financial institutions, corporate trustees, private companies, and not-for-profits. She regularly appears before the Ontario Superior Court of Justice, as well as the Ontario Court of Appeal and Divisional Court, and resolves disputes through mediation.
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Miller Thomson LLP ("Miller Thomson") is a national business law firm with approximately 500 lawyers across five provinces in Canada — the broadest reach of any Canadian law firm. Partnering with clients across Canada and internationally, we bring deep local insight to a comprehensive range of business law, litigation and dispute services, as well as other specialized practices. We focus on understanding your business, your industry, and the factors that drive long-term growth and success. Learn more at millerthomson.com or follow us on LinkedIn.
View All Announcements by This Firm
Mathews Dinsdale is pleased to announce that Keira Ostrosser has joined the Firm as an Associate in our Calgary Office.
September 11, 2026
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