Mary I.A. Buttery

Mary I.A. Buttery , KC

(604) 692-2752
(778) 785-2745
1055 West Hastings St, Suite 1700, The Guinness Tower, Vancouver, BC
Year called to bar: 1993 (ON); 1997 (BC)
Mary is a partner in the Litigation Group at Osler, Hoskin & Harcourt LLP. She is an experienced commercial litigator specializing in complex, multi-party commercial litigation and class actions, along with noted expertise in restructuring and insolvency, the enforcement of foreign judgments and fraud. In addition, Mary represents financial institutions, debtors and creditors, receivers and trustees in matters related to debt restructuring, corporate reorganizations, loan workouts, fraudulent preference actions, bankruptcy and receiverships and regularly advises clients who are experiencing financial difficulty, or whose customers’ or suppliers’ insolvency affects their business. She has appeared in all levels of courts across Canada and has been lead counsel in the Supreme Court of Canada. Mary served as counsel in class action matters involving opioids, automobile wire harnesses and lithium-ion battery price fixing. She is recognized nationwide for her involvement in countless prominent litigation matters and many significant insolvency files. Mary has extensive experience in many different sectors, most notably, cannabis, mining, retail, real estate, forestry and natural resources.
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