Investor-State Arbitration

Debevoise is unmatched in the field of international investor-state arbitration. No other firm combines leading practices in international commercial arbitration, investment treaty arbitration and public international law.

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The Debevoise team has authored various guides and tools to further the practice of international arbitration, including the industry standard setting Efficiency Protocol, and the Protocol to Promote Cybersecurity in International Arbitration.

These resources can be found here.

International Arbitration Law Firm of the Year

Chambers USA Awards, 2021

Winner in the “International Arbitration Practice that Impressed” category

GAR Awards, 2020

International Arbitration Firm of the Year

Benchmark Litigation U.S. Awards 2019

 

One of only two firms to be ranked in Band 1 for global-wide capabilities in International Arbitration and Public International Law by Chambers Global (2024).

Debevoise's combination of international law expertise, strategic planning, collaborative approach … enables them to handle international aspects of cases in an exceptional manner.

A brilliant team … bound together by an ethos of hard work and quality.

Debevoise & Plimpton are excellent. They think strategically with a forward-looking perspective.

The best of the best.

Debevoise are an exceptionally talented group … the written and oral advocacy is of top quality.

The Debevoise team is superb. Coordination is entirely seamless and the different jurisdictions are used to the team’s advantage.

Chambers Global, 2021-2024


Ranked in the top tier for International Arbitration

They are leaders in the arbitration world and active across many jurisdictions and types of cases and that translates to commercial awareness.

They're one of the strongest outfits in the field.

They set the standard. They just do exceptional work; it’s very complex and very detailed.

—Chambers USA, 2020-2023


The firm is “super responsive” and offers “strategic thinking and advice.”

As a client you “feel extremely well supported and in excellent hands.”

GAR 30, 2019


In the international disputes arena, Debevoise’s lineup is bulletproof. You can’t go wrong with any of these people.

Benchmark Litigation


Debevoise has the best international arbitration team in the world. [T]hey all handle extremely complex disputes seamlessly.

Debevoise’s international arbitration team is top notch. Strategic thinking and delivery of superb work product are their top qualities. When you go for Debevoise, you do not hire an arbitration star, you hire a star team.

They are just a cut above everybody I have seen.

Debevoise & Plimpton LLP excels in handling investment arbitration, coupled with commercial arbitration and public international law in ‘a seamless and efficient manner.’

The Legal 500 US, 2020-2023

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