Associate announcement

Catherine Gleason-Mercier Joins Osler’s Toronto Office

October 1, 2013

Catherine is an associate in our Litigation Group. She maintains a general civil and commercial litigation practice.

Catherine obtained both her LL.B. and B.C.L. at McGill University. She received her B.A. (Hons.) in Classics and History at the University of Kings College. At McGill, Catherine participated in the Laskin Moot and clerked at the Superior Court of Quebec.

Catherine joined the firm as a summer student in 2011 and articled at the firm from 2012 to 2013. She returned to the firm as an associate in 2013.

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Osler, Hoskin & Harcourt LLP

Osler is a leading law firm with a singular focus – our clients’ business. From Toronto, Montréal, Calgary, Ottawa, Vancouver and New York, we advise our Canadian, U.S. and international clients on an array of domestic and cross-border legal issues. Our collaborative “one firm” approach draws on the expertise of over 400 lawyers to provide responsive, proactive and practical legal solutions driven by your clients’ business needs. For over 150 years, we’ve built a reputation for solving problems, removing obstacles, and providing the answers our clients need, when they need them. It’s law that works.

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Catherine Gleason-Mercier

Osler, Hoskin & Harcourt LLP

Law School

McGill University

Year Of Call


Area Of Practice