Public International Law

As one of the founding partners of Three Crowns, London-based Constantine Partasides KC is renowned for his experience as an arbitrator and representation of clients in the energy and natural resources industry. He possesses notable credentials in handling ground-breaking investment treaty arbitrations and disputes under the scope of public international law.

Gaëtan Verhoosel KC, a founding partner at Three Crowns, has an internationally acclaimed practice serving as an arbitrator and representing clients involved in investor-state and commercial arbitrations. Bringing to bear his previous experience as a legal adviser at the WTO, Verhoosel has led landmark arbitrations, obtaining high-value awards. Admitted to practice in England & Wales, Spain and France, Gaëtan’s legal prowess spans diverse sectors and industries.

Qualified to practise Greek, UK and French law, Georgios Petrochilos KC stands out as a leading influential choice for clients seeking a robust skill set and considerable experience in international arbitration. With decades of experience, Petrochilos acts as counsel in ICC, SCC, ICSID, UNCITRAL, and LCIA rules commercial, investor-state and state-versus-state disputes.

As a Three Crowns founding partner, Paris-based Todd Wetmore offers solid experience in international arbitration. Todd possesses an impressive global practice centred on handling complex arbitrations from European, African and Middle Eastern jurisdictions. Bringing to bear his experience as the vice-president of the ICC Court, Wetmore is widely recognised for his extensive experience and deep well of knowledge in investment treaty and commercial arbitrations, particularly across technical sectors such technology, energy, construction and infrastructure.