Chelsea Rubin

Chelsea Rubin

Associate, Competition/Antitrust & Foreign Investment

Contact Information

tel: 416.862.4852



Bar Admission

Ontario, 2020


  • Osgoode Hall Law School, J.D.
  • Munk School of Global Affairs, University of Toronto, M.G.A.
  • University of Western Ontario, B.A. (Distinction)



Chelsea is an associate in Osler’s Competition and Foreign Investment group. Her practice covers all areas of competition/antitrust, foreign investment, and international trade, with a special focus on sanctions law and regulatory investigations. 

Chelsea is a graduate of Osgoode Hall Law School. She has interned at various United Nations offices, including the United Nations Mechanism for International Criminal Tribunals in the Hague, and Canada’s Permanent Mission to the United Nations.

Prior to law school Chelsea obtained a Masters in Global Affairs from the University of Toronto’s Munk School of Global Affairs, and a Bachelor of Arts in International Relations from the University of Western Ontario. She joined Osler as a summer student in 2018 and completed her articles with the firm in 2019-2020.

  • The Honourable William G.C. Howland Award of Excellence

  • Member, Canadian Lawyers for International Human Rights (CLAIHR)
  • Phoenix Leadership Project, Board Member

  • Canadian Bar Association

  • International trade brief: Canada’s Countermeasures to US Steel and Aluminum Tariffs – Practical Avoidance and Mitigation Strategies, Osler Update, June 29, 2018 (Co-Authour)