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Todd J Weiler

Todd J Weiler

Sole Practitioner150 Plane Tree DriveLondonOntarioCanadaN6G 5H4

Global Leader

Arbitration 2021

Professional Biography

WWL Ranking: Recommended

Peers and clients say

“He has deep expertise in investment arbitration”
“Todd is well known and respected in investor-state field”

Biography

Todd Weiler is an independent arbitrator who, as a pioneer in the field of investment treaty arbitration, has amassed over two decades of experience serving as co-counsel, testifying expert, consulting expert, and arbitrator. He possesses a depth of experience in ICSID- and UNCITRAL-based arbitrations, involving a wide array of countries and a diverse range of economic sectors.

Dr Weiler’s name has appeared on the Who's Who Legal list of leading international arbitration lawyers since 2007 and his sole practice has been included on the Global Arbitration Review’s list of the world’s leading specialist international arbitration firms, the GAR 100, since 2011.

Called to the bar of Ontario in 1999, Dr Weiler has been awarded an Honours B.A. in political science (Waterloo), a M.A. in public policy and a LL.B. (Western Ontario), a LL.M. in international trade law (Ottawa), and a LL.M. and S.J.D. in international investment law from the University of Michigan. He is also currently working on a book on the history of international investment law, in pursuit of a Ph.D. (Western Ontario). Prior to his call to the bar, Dr. Weiler held various policy positions within the Government of Canada and served as a law clerk at the Federal Court of Canada.

In addition to his acclaimed 2013 monograph, The Interpretation of International Investment Law: Equality, Discrimination and Minimum Standards of Treatment in Historical Context, Dr Weiler has also edited 15 books and authored many dozens of peer-reviewed articles and book chapters on the subject of international investment law and arbitration. And, in addition to having taught and lectured extensively across five continents, Dr. Weiler also helped co-found institutions such as Oxford University Press’ Investmentclaims.com, the Society of International Economic Law, and the Juris Conference on International Investment Law and Arbitration, hosted annually in Washington DC since 2006.

Looking to transition into the role of arbitrator, Dr Weiler recently decided to stop accepting new appointments as counsel, although he presently has no plans to terminate his investment treaty arbitration consulting practice.  

National Leader

Canada - Arbitration 2020

Professional Biography

WWL Ranking: Recommended

WWL says

Todd Weiler is “very knowledgeable in international arbitration” according to sources, who commend his deep expertise in investor-state disputes.

Biography

Todd Weiler is an independent arbitrator and barrister who specializes in foreign investment and international trade disputes. As a pioneer in the field of investment treaty arbitration, Dr Weiler has amassed over twenty-two years of experience serving as co-counsel, testifying expert, consulting expert, and arbitrator in many dozens of international disputes involving an extensive array of clients, countries, economic sectors, and dispute settlement fora.

Called to the bar of Ontario in 1999, Dr Weiler received an Honours B.A. in political science from the University of Waterloo (Canada), a M.A. in public policy and a LL.B. from Western University (Canada), a LL.M. in international trade law from the University of Ottawa, and a LL.M. and S.J.D. in public international law from the University of Michigan.  He is also currently pursuing a Ph.D. in global and transnational history at Western University. Prior to his call to the bar, Dr. Weiler held various policy positions within the Government of Canada and served as a law clerk at the Federal Court of Canada.

Dr Weiler’s name has appeared on the Who's Who Legal list of leading international arbitration lawyers since 2007 and on the Global Arbitration Review’s list of the world’s leading specialist international arbitration firms, the GAR 100, since 2011.

Widely regarded as one of the field’s more innovative thought leaders, Dr Weiler was an early exponent of the ad hoc, team-based approach to litigation now prevalent in international arbitration. As he transitions from co-counsel to arbitrator and advising expert, Dr Weiler also promises to continue his academic transition, from prominent exponent of international investment law doctrine to leading historian of its practice.  

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