Greg Tereposky

Greg Tereposky is a founding partner of Tereposky & DeRose LLP. His international trade career began in 1989 as a Canadian trade policy officer assigned to the implementation of the Canada-United States Free Trade Agreement. He has practised international trade and investment law since 1992, representing private companies, industries and governments. He is rated as AV® Preeminent™ by Martindale-Hubbell®, the highest legal peer rating and is recognized by Chambers Global as “one of the world’s top litigators for issues involving WTO” (Chambers Global 2017). He regularly appears as counsel before panels, arbitrators and the Appellate Body in WTO dispute settlement proceedings, NAFTA panels, investor-state arbitration tribunals and Canadian domestic trade authorities and tribunals. He was appointed as a panellist in the WTO dispute European Union – Anti-Dumping Measures on Imports of Certain Fatty Alcohols from Indonesia. He has advised in international trade negotiations, including the NAFTA, Uruguay and Doha Rounds of WTO negotiations, and numerous bilateral and multilateral negotiations. He acts as counsel and adviser on all types of Canadian customs and trade issues, including matters before the Canada Border Services Agency (CBSA), Global Affairs Canada, Finance Canada, and the Canadian International Trade Tribunal (CITT) He is the founder and Editor-in-Chief of TradeLawGuide (, the leading legal research database for WTO law and a co-founder and advisor of InvestorStateLawGuide (, the leading legal research database for investment treaty law.



Education/Bar Admission

  • B.Comm. (Hons.) in Finance, University of British Columbia, 1987
  • LLB/JD, University of British Columbia, 1991
  • Admitted to the British Columbia Bar, 1992
  • Admitted to the Ontario Bar, 1996

Professional Involvement

  • Founder and Editor, TradeLawGuide (
  • Co-Founder and Advisor, InvestorStateLawGuide (
  • Member, Law Society of Ontario
  • Member, Canadian Council on International Law
  • Member, American Bar Association
  • Member, Society of International Economic Law