David Dueck
Associate | Toronto
Toronto: 416-863-2959

David is a member of the Competition, Antitrust & Foreign Investment group at Blakes. David's practice focuses on advising clients on all aspects of competition law, including mergers and acquisitions, strategic alliances, marketing and distribution practices, criminal and civil investigations, and compliance matters. He also advises on foreign investment merger review under the Investment Canada Act. David has advised clients in a wide range of sectors, including consumer goods, energy, chemicals, agriculture, pharmaceuticals and transportation.

David's competition law practice is complemented by a Master's Degree in Economics from the University of Toronto. In addition, David is Vice-Chair of the Economics and Law Committee of the Canadian Bar Association’s National Competition Law Section.

  • Digital Colony Partners and EQT Infrastructure IV Fund on their US$14.3-billion proposed acquisition of Zayo Group Holdings, Inc.

  • Nevsun Resources Ltd. on its C$1.86-billion sale to Zijin Mining Group Co. Ltd.

  • Superior Plus Corp. in connection with its C$412-million acquisition of the retail propane business of Gibson Energy Inc.

  • Agrium Inc. on its US$36-billion merger of equals with Potash Corporation of Saskatchewan Inc.

  • Superior Plus Corp. in connection with the Canadian Competition Bureau's approval of its proposed acquisition of Canexus Corporation for an enterprise value of C$932-million

  • Office Depot Inc. on its proposed acquisition by Staples Inc. for C$6.3-billion

  • General Electric on its acquisition of ALSTOM's Power and Grid businesses

Show Past:
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Co-author: E-Commerce Competition Enforcement Guide
GCR Insight, January 2019.
Competition Bureau, Responses to the Consultation on a Practical Guide to Efficiencies in Merger Reviews, May 2018.
Antitrust Magazine, American Bar Association, Vol. 32, No. 2, Spring 2018.
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Speaker: Competition Law Economics 101
CBA Competition Law Section Young Lawyers Conference, Ottawa, Ontario, April 25, 2019.
Speaker: How to Calculate and Incorporate Efficiencies
CBA Competition Law Section, Toronto, Ontario, February 28, 2019.
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