Clifford Sosnow

Bay Adelaide Centre
333 Bay Street, Suite 2400
P.O. Box 20
Toronto, ON M5H 2T6


Clifford Sosnow is a Partner practising out of Fasken Martineau’s Ottawa and Toronto offices. He is known for the advice he provides leading corporations, governments and industry associations on anti-bribery and corruption, global trade and investment issues.

Clifford regularly advises clients on anti-bribery, sanctions and export control compliance audits, regarding best practice internal policies and in performing related transactional due diligence. He litigates respecting anti-dumping disputes, free trade agreements, bilateral investment agreements, World Trade Organization (WTO) law, and procurement challenges. He is recognized as a leading international trade law practitioner in Chambers Global: The World's Leading Lawyers for Business, The Canadian Legal Lexpert Directory, The International Who's Who of Trade & Customs Lawyers, Legal 500 Canada, and Guide to the World's Leading International Trade Lawyers.

Clifford has appeared before North American Free Trade Agreement (NAFTA) and WTO panels, the Canadian International Trade Tribunal (CITT) and the Federal Court of Appeal.

Clifford is regularly sought after to provide comment to the media. He is often quoted for his anti-dumping and corruption, international trade and customs law expertise and has been mentioned in publications, including Bloomberg TV, the Canadian Broadcast Corporation, The Toronto Globe and Mail, the National Post, Lexpert Magazine, The Lawyers’ Weekly and Law Times.

Clifford holds leadership and executive committee positions in many professional associations, writes extensively on matters involving anti-bribery, international trade and investment issues, and is often invited to speak or act as moderator at conferences around the world.

Clifford, who previously clerked at the Federal Court of Canada, also previously served as senior government counsel with the trade law division of Global Affairs Canada. He has extensive experience representing companies in trade issues involving Canada and other countries. Clifford was also in-house counsel to the Canadian International Trade Tribunal, which is Canada’s anti-dumping, customs and procurement tribunal, and has represented Canada in several NAFTA and WTO disputes.

Clifford is the recipient of the Golden and Diamond Jubilee Medals of Queen Elizabeth II.