LAWYER PROFILE
Constantinos Salonidis

Constantinos Salonidis

Global 2026

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Ranked in 2 practice areas

About

Provided by Foley Hoag LLP

Practice Areas

Constantinos Salonidis is a partner and Global Co-Chair of Foley Hoag's International Litigation & Arbitration Department. His work focuses on the advice and representation of sovereign States before a broad array of international courts and tribunals, including the International Court of Justice.

An expert in disputes with geopolitical implications, Constantinos advises and represents States in high stakes international litigation before various international courts and tribunals. He has also represented several European, Asian, Middle Eastern, and Latin American States in investment treaty arbitration matters involving a diverse range of industries such as banking, hydrocarbons, health insurance, tobacco, port operations, steel manufacturing, automobile manufacturing, cable television services, telecommunications, waste management, and mining.

Constantinos is appointed to serve on the ICSID Panel of Conciliators (by the Slovak Republic). He has lectured on various topics of public international law at the Graduate Institute of Geneva, Melbourne School of Law, Columbia Law School, Uppsala University School of Law, and several other academic institutions in the United States and abroad, and holds the prestigious Diploma in Public International Law of The Hague Academy of International Law (2006), which is awarded sparingly. In 2018, he served as the Director of Studies in English for the public international law session of the Academy.

Chambers Review

Provided by Chambers

Chambers Global Guide

Public International Law - Global Market Leaders

Band 3
Band 3

Individual Editorial

Constantinos Salonidis co-chairs the firm's international litigation and arbitration group and is a well-seasoned practitioner across international arbitration and PIL. He is particularly noted for his expertise in investment treaty arbitration and inter-state disputes, and he is dual-qualified in the USA and Greece.

International Arbitration: Counsel - USA

Band 5
Band 5

Individual Editorial

Constantinos Salonidis is the global cochair of Foley Hoag's international litigation and arbitration department. He regularly acts for sovereigns in a range of investor state disputes.

Strengths

Provided by Chambers

  • Constantinos distinguishes himself through his sharp strategic thinking, clear communication and deep understanding of both legal and procedural nuances in international arbitration.

    Public International LawChambers Global Guide
  • Constantinos is a very talented, energetic and thoughtful advocate, who pursues his client's interests zealously.

    Public International LawChambers Global Guide
  • Constantinos stands out for his exceptional command of international law. What sets him apart is not only his deep legal knowledge and strategic thinking but also his dedication and thoughtfulness.

    Public International LawChambers Global Guide
  • Costantinos is exceptionally professional. He is a good leader and knows how to organize the team. His energetic approach is contagious.

    International Arbitration: CounselChambers Global Guide

Ranked Individuals at Foley Hoag LLP (16)

Africa-wide

France

Global Market Leaders

Latin America - International Counsel

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    Head of Arbitration (International)

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USA

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