LAWYER PROFILE
Joanne Osendarp

Joanne Osendarp

USA 2026

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Ranked in 1 practice area

About

Provided by Blank Rome LLP

USA

Practice Areas

Partner Joanne E. Osendarp is co-chair of the Firm’s International Trade group. She has been described by her clients as ‘a senior experienced trade lawyer of international repute blessed with superb judgment.’

Joanne advises and represents governments, industry associations, export credit agencies and companies in international trade and investment matters including countervailing duty, antidumping and other trade remedy proceedings before the Department of Commerce and the International Trade Commission, as well as appeals to the Court of International Trade, the World Trade Organization and panels under the US, Mexico, Canada Agreement. She has also represented governments in investment arbitrations, state-to-state arbitrations and international trade negotiations.

Joanne has distinguished herself in international legal circles as Canada’s principal United States-based lawyer in its high-profile ongoing softwood lumber dispute with the United States, called the “biggest trade battle on the planet” by The Economist. Chambers International recognizes her as having “Foreign Expertise in Canada.”

View more at: https://www.blankrome.com/people/joanne-e-osendarp

Career

Previously, Joanne served as chair of the International Trade practice and co-chair of the International Trade and Investment practice at her previous firms. Prior to private practice, Joanne worked for the Government of Canada as senior counsel to the Department of Foreign Affairs and International Trade and the Department of Justice and was lead counsel for all institutional issues relating to NAFTA, including subsidies and dumping actions, safeguards and section 301 actions.

Professional Memberships

American Bar Association

International Bar Association

New York Bar Association

Personal

York University (BA, MA); University of Ottawa (LLB).

Chambers Review

Provided by Chambers

Chambers Guide to the USA

International Trade: Trade Remedies & Trade Policy - USA - Nationwide

Band 2
Band 2

Individual Editorial
Joanne Osendarp cochairs the firm's international trade group. She focuses on trade remedy litigation.

Ranked Individuals at Blank Rome LLP (135)

California

Delaware

District of Columbia

Florida

Illinois

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