Susana M.Y. Lee

International Trade Counsel / Ottawa

Susana Lee (Susana May Yon Lee) is an International Trade Counsel and a Certified Customs Specialist in the Ottawa Office of Cassidy Levy Kent. Ms. Lee assists clients with trade remedies, customs, and government procurement matters before the Canadian International Trade Tribunal, and the Canada Border Services Agency. In addition, Ms. Lee helps clients to navigate Canada’s trade controls, including export and import controls, economic sanctions, and defense-related controlled goods. She also works on judicial review proceedings before the Federal Courts of Canada.

Ms. Lee holds joint Juris Doctor (magna cum laude) and Master of Business Administration degrees from the University of Ottawa. She previously interned with the Canadian International Trade Tribunal, assisting legal counsel with various customs issues, such as analyzing tariff classifications and the value for duty of imported goods. During her studies, Ms. Lee also spent a summer in Paris, France completing international law courses (honours) jointly offered through Cornell Law School and the Sorbonne Law School at the Université Paris I Panthéon-Sorbonne.

Ms. Lee is a proud wife, daughter, and mother to her two sons.

Professional Affiliations

  • Board Member, Ontario Bar Association
  • East Region Council Member, Ontario Bar Association
  • Chair, Ontario Bar Association, Young Lawyers Division-East
  • Vice-Chair, Ontario Bar Association, International Law Section
  • Ontario-Eastern Region Representative, Canadian Bar Association, Young Lawyers Section
  • Communications Officer, Canadian Bar Association, International Law Section
  • Senior Editor, Canadian International Lawyer Journal
  • Vice Chair of Communications, American Bar Association, International Trade Committee
  • National Steering Committee Member, National Association of Women and the Law
  • Member, Federation of Asian Canadian Lawyers

Recent Speaking Engagements

  • Speaker, “Playing by the Rules? Canada’s Changing Trade Remedies Regime”, Canadian Bar Association (2020)
  • Interviewee, “Advising Clients amid NAFTA Uncertainty”, Law Times (2017)


• Certified Customs Specialist Designate, Canadian Society of Customs Brokers
(2017-2018 highest mark in Ontario)
• J.D., magna cum laude, University of Ottawa (Gowling Lafleur Henderson LLP prize for the highest standing in “International Trade Regulation”).
• M.B.A., University of Ottawa (Beta Gamma Sigma, international business honour society membership; Case competition, business strategy team).
• B.A. & Sc., with First Class Honours, McGill University (Cognitive Science; Cell and Molecular Biology).


  • English
  • Taishanese
  • Cantonese
  • Mandarin (conversational)
  • French (conversational)

Bar Memberships

  • Ontario
  • New York