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Clifford  Sosnow

Clifford Sosnow

Partner Fasken
Whether its sanctions, export controls, national security reviews or bribery and corruption at the border and beyond, companies realize they must pay extra care to each of these potentially disruptive obstacles to smooth and predictable cross-border transactions or face the real possibility of increased costs, denied investments, lost business and reputational damage.
Jurisdiction Ontario, 1987
Language(s) English, French
Office(s) Toronto , Ottawa

Clifford Sosnow leverages his rankings as a leading practitioner of the highest level of expertise to provide strategic advice to corporations, governments and industry associations on bribery, corruption, cross-border trade and investment issues. A seasoned advocate before Canadian trade regulators, and NAFTA and WTO arbitrators, Clifford also regularly counsels clients to minimize their enforcement risk through compliance audits, the development of best practice internal policies, and transactional due diligence.

Clifford Sosnow is an internationally recognized trade, investment and anti-bribery law advisor, strategist and advocate.  He is ranked among the best of the best, a leading trade law practitioner and at the highest level of expertise by Canadian and international directories on anti-bribery law, export/import licensing compliance, national security reviews, controlled goods requirements and audits, economic sanctions, Cuba blocking law, dumping/countervail investigations and customs issues.

Recognized as a leading trade lawyer in numerous directories including Chambers Global and Chambers Canada, Who’s Who Legal 100, Lexpert Guide to the Leading US/Canada Cross-Border Litigation Lawyers in Canada and recognized by Legal 500 for Public Procurement, Clifford issues opinions on complex issues of trade and anti-bribery law, develops export control,  economic sanctions and anti-bribery internal policies and procedures, represents clients in trade litigation and conducts trade and anti-bribery due diligence and audits in international share and asset purchase transactions.  Clifford is also a seasoned advocate in matters before the Canadian International Trade Tribunal, NAFTA panels and WTO arbitrators, and with government agencies and departments. 

Having previously clerked at the Federal Court of Canada, acted as in-house counsel with the Department of Foreign Affairs International Trade and Development (Global Affairs Canada), and the Canadian International Trade Tribunal, Clifford leverages this experience and understanding of government to minimize enforcement risk including the strategic use of voluntary disclosures and requests for sanctions permits.

Clifford is a thought leader.  His acknowledged expertise has earned coverage across media and print outlets including National Public Radio, Bloomberg TV, The Globe and Mail, National Post and the Canadian Broadcasting Corporation.  His thought leadership extends to executive positions he holds in many professional associations including the American Bar Association the Trade Committee of the OECD business advisory committee (BIAC); the Dispute Resolution and Arbitration Committee of the Inter-Pacific Bar Association and the Canadian Chamber of Commerce. 

In addition to engaging in an active speaking and moderating schedule at legal and business conferences around the world, Clifford also writes extensively on international trade and bribery issues, and for the past several years sits on the Editorial board of the Kluwers Global Trade and Customs Journal.

Clifford received the Queen Elizabeth II Diamond and Queen Elizabeth II Golden Jubilee medals.




  • LLB University of New Brunswick
  • BSc, Neurobiology McGill University

Memberships & Affiliations

  • Division Chair, Public International Law, American Bar Association International Law Section
  • Vice-Chair, Inter-Pacific Bar Association, Dispute Resolution & Arbitration Committee
  • Chair Emeritus, Inter-Pacific Bar Association, International Trade Law Committee
  • Chair, Business and Industry Advisory Committee to the Organisation for Economic Co-operation and Development Trade Committee
  • Co-Chair, Canadian Chamber of Commerce, International Affairs Committee
  • Editorial Board, Kluwer Law International's Global Trade and Customs Journal
  • Member, Transparency International (Canada), Legal Committee
  • Member, Prospectors and Developers Association of Canada
  • Member, Customs and International Trade Bar Association
  • Past Chair, Canadian Bar Association, International Law Section
  • Past Vice-Chair, Canadian Association of Importers and Exporters
  • Board Member, Ontario Division, Multiple Sclerosis Society, 2010-2012
Article The Brexit Vote: Its Impact on the Canada-EU Global Trade and Customs Journal, Volume 12, Issue 3
Article Whither CETA, TPP, NAFTA and Other Trade Agreements in 2017 Capital Perspectives
Article CETA & Canada-UK Trade: What Brexit Means for Canadian Business OWIT - Ottawa Newsletter


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