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About Martin Rosenbaum


Martin Z. Rosenbaum Law

Corporate, Commercial, and Cross-Border Law

  • B.Com. 1982, B.C.L. 1986 and LL.B. 1986, McGill University

  • Called to the Ontario Bar in 1988

  • Harvard Law School Negotiation Workshop 2005

  • Instructor, Bar Admission Course, Law Society of Upper Canada 91 to 01

  • Ontario Superior Court, Commercial List User's Committee 2003-2010

  • Former Chairman, Ontario Chapter, American Chamber of Commerce in Canada 2008-2011

Martin Rosenbaum is an experienced lawyer specializing in corporate, commercial, and cross-border law. With over 30 years of experience, he represents clients in mergers, acquisitions, shareholder disputes, and employment matters, as well as US-Canada cross-border issues. Martin is dedicated to providing personalized and effective legal solutions to his clients, with a focus on achieving successful outcomes. He is committed to building strong relationships with his clients and guiding them through complex legal matters with clarity and confidence.

Martin's clients include privately held companies, US and other foreign corporations, emerging growth companies, as well as not-for-profit organizations. Martin is knowledgeable on cross-border business law issues. Companies in the United States and other countries turn to him for counsel on their Canadian acquisitions, operations and investment activities, including the establishment of branch or subsidiary operations and ongoing legal representation through all phases of growth.

Martin's corporate experience and wide network of business contacts and professional associates enable him to add value to his services by introducing clients to business contacts, leads, opportunities and strategic partnerships.

Corporate, Commercial, and Cross-Border Law

Martin's corporate and commercial practice includes mergers, acquisitions and dispositions (including cross-border transactions), leveraged buy-outs, secured and unsecured lending, private placement financings, restructuring and loan workouts. He also provides strategic advice and representation to clients on US-Canada cross border issues.


Martin represents individuals and companies in shareholder disputes, injunctions, corporate governance issues, labour and employment matters and various other contractual disputes.

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