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Jennifer Permesly
Lawyers profile
Global 2025
Lawyers profile | Global 2025: International Arbitration, International Arbitration: Counsel, Arbitration (International)
Jennifer Permesly
Ranked in 3 Practice Areas
3

Band 3

International Arbitration

Brazil

1 Years Ranked

4

Band 4

International Arbitration: Counsel

USA

4 Years Ranked

5

Band 5

Arbitration (International)

Latin America - International Counsel

1 Years Ranked

Ranked in Guides
USA 2024
Latin America 2025
Brazil 2024

About

Provided by Jennifer Permesly

Global

Practice Areas

Jennifer Permesly advises clients on global strategies for addressing their cross-border disputes and represents them in commercial arbitrations, with a particular emphasis in the finance, M&A, mining, construction, and renewable energy sectors. She also has significant experience representing investors and sovereigns in investment treaty arbitrations and in matters involving the US Foreign Sovereign Immunities Act. Fluent in Spanish, she often handles disputes involving Latin America. She regularly speaks and writes on developments in international arbitration. She currently serves as the Diversity and Inclusion officer on the International Bar Association’s (IBA) Arbitration Committee, and previously co-chaired IBA's Insolvency and Arbitration group, which published a Toolkit for addressing the intersection of arbitration and insolvency (the Toolkit received Global Arbitration Review's award for Best Innovation of 2021). She also acts as an arbitrator, is a member of the New York International Arbitration Center's Board of Directors, and chaired the American Society of International Law’s 2023 Annual Meeting.

Career

JD, Harvard Law School (2004); BA, Florida State University (2001); Law Clerk (Southern District of New York). Admitted in New York. Diversity and Inclusion Officer, IBA Arbitration Committee; Board of Directors, NYIAC.

Chambers Review

Provided by Chambers

Chambers Global Guide

International Arbitration - Brazil

3
Band 3
Individual Editorial

Joining the numbered bands, Jennifer Permesly is sought after for her litigation expertise representing a large number of clients in private arbitrations.

Learn more about this team❖View ranking table

International Arbitration: Counsel - USA

4
Band 4
Individual Editorial
Jennifer Permesly is particularly adept at handling Latin American-related disputes and has experience with both commercial and investor-state arbitrations.
View ranking table

Arbitration (International) - Latin America - International Counsel

5
Band 5
Individual Editorial

Jennifer Permesly receives accolades for her handling of investment treaty arbitration across Latin America.

Learn more about this team❖View ranking table

Strengths

Provided by Chambers

Jennifer Permesly is a great litigator who is involved in several cases in Brazil.

International Arbitration respondent
Chambers Global Guide

Jennifer is a great lawyer, very hands-on in cases.

International Arbitration respondent
Chambers Global Guide

Jennifer has been quite active in international arbitrations in Brazil.

International Arbitration respondent
Chambers Global Guide

"Jennifer is an exceptional legal mind with a keen grasp on complex matters. Her dedication, combined with her sharp insight, positions her among the best in the industry."

International Arbitration: Counsel respondent
Chambers Global Guide

"She's a very powerful advocate."

International Arbitration: Counsel respondent
Chambers Global Guide

Jennifer Permesly is amazing. She is very hands-on, understands the key issues and is very sharp. Any client would be happy to have her on their team.

Arbitration (International) respondent
Chambers Global Guide

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