Three Crowns partners Carmen Martinez Lopez and Ilija Mitrev Penushliski have been appointed, respectively, as a Vice-President and as a Member of the ICC Court of Arbitration. Carmen and Ilija were elected upon the proposal of the Court President and will serve a three-year team, commencing on July 1st 2024.

The International Court of Arbitration is one of the world’s leading arbitral institutions, providing a forum for the resolution of international commercial and investment disputes since 1923.

For further information, please see the news coverage on the ICC website.


Carmen, a partner in the Madrid office, has appeared as advocate in numerous investment treaty and commercial arbitrations. She has handled arbitrations under the rules of the major arbitral institutions and ad hoc across a variety of jurisdictions, with a particular focus on Latin America and Spain. Carmen also sits as arbitrator.

Carmen serves in a variety of leadership positions, including as the President of the British Chapter of the Spanish Arbitration Club (Club Español del Arbitraje), a member of the Arbitrator Appointment Committee of the Madrid Arbitration Court, and a team leader for the IBA Task Force for the Revision of the 2010 IBA Rules on the Taking of Evidence. Carmen writes and speaks regularly on arbitration-related issues.


Ilija is a partner in the Paris office. Ilija has represented clients in international arbitrations conducted under all major arbitration rules. His practice focuses on complex investment and commercial arbitrations, particularly in the energy sector. He has extensive experience with proceedings for the annulment and enforcement of arbitral awards in numerous jurisdictions.

Ilija has also advised clients in relation to the renegotiation of bilateral investment treaties and on public international law issues.

Ilija is featured in Who’s Who Legal 2020, 2021, 2022, and 2023 – Arbitration as a Future Leader, which hails him as “one of the most outstanding legal minds of his generation”, someone who “knows the cases inside out”, and a “truly remarkable’ arbitration lawyer who has an impressive ability to manage very complex cases and to develop strategy”.  One client notes “I was most impressed with the depth of Mr Mitrev Penusliski’s knowledge across various areas of public international law”.

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