Constantinos Salonidis is a partner and Global Co-Chair of Foley Hoag’s International Litigation & Arbitration Department. An expert in disputes with geopolitical implications, Salonidis advises and represents States in high stakes international litigation before various international courts and tribunals and quasi-judicial institutions, including the International Court of Justice. He has also represented several States in investment treaty arbitration matters involving a diverse range of industries.

Legal 500—USA (International Arbitration) recognized Salonidis for his “outstanding knowledge and understanding of the international arbitration / international law landscape and its actors,” and as an “exceptional solution-driven strategist,” having named him Next Generation Partner in its 2022 edition. He is also ranked by Chambers Global: Public International Law, being described as “the ideal person to work with in highly complicated inter-state matters” and “a true strategist”.

Salonidis 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 other academic institutions. He holds the prestigious Diploma in Public International Law of The Hague Academy of International Law (2006), and he will be teaching a special course at the public international law sessions of the Academy in 2027.