Three Crowns is proud to be recognised as a “Leading” firm in the Leaders League rankings for the Best Law Firms for International Arbitration in the UK and in France. Additionally, the firm was ranked as “Excellent” in the guides for Dispute Resolution – Investment Arbitration in the United States and for International Arbitration and Litigation on the Africa Desk, in France.

Partners Constantine Partasides KC, Gaëtan Verhoosel KC, Georgios Petrochilos KC, Todd Wetmore, Kathryn Khamsi, Shaparak Saleh, Luke Sobota, and Liz Snodgrass were similarly distinguished, listed as “Key Figures” in International Arbitration. Georgios, Todd, and Shaparak were recognised in Leaders League’s guide for Arbitrators in France, with Shaparak also ranked in the Africa Desk guide for Arbitrators in France.

ABOUT CONSTANTINE PARTASIDES KC

Constantine, a founding partner of the firm, has been recognised as a key figure for International Arbitration in the UK. Constantine has appeared as lead counsel in some of the largest international arbitrations of the last two decades. He is recognised in all major directories and publications. Chambers UK list him as a “Star Individual” in International Arbitration—one of only two lawyers with this ranking, he was named in the “Hall of Fame” for International Arbitration in the 2021 edition The Legal 500 UK, and has been ranked as one of the “Top 20” individuals in the world of commercial arbitration every year since 2011 by Who’s Who Legal.

ABOUT GAËTAN VERHOOSEL

Gaëtan, a founding partner of Three Crowns, has been recognised again as a key figure for International Arbitration in the UK. Gaëtan has over 20 years of experience serving as advocate or arbitrator in both commercial and investment treaty arbitrations. Gaëtan has been ranked as a leading international arbitration practitioner in all major publications, including Chambers, The Legal 500, The Legal 500’s Arbitration Powerlist 2019, and Who’s Who Legal (legal thought leader).

ABOUT GEORGIOS PETROCHILOS KC

Georgios, one of the founding partners of Three Crowns, is ranked as a “Leading” Arbitrator for France, and as a key figure for International Arbitration in France and the Africa Desk for International Arbitration and Litigation. Georgios has a broad practice spanning more than two decades and covering inter-State, investment, and commercial disputes. He has represented States, international organisations, and private parties in more than 70 disputes, including several appearances in the International Court of Justice. He is recognised in Chambers and The Legal 500, and as a Thought Leader by Who’s Who Legal. Sources note that Georgios has “superb advocacy skills”, “first-rate knowledge of international law”, and that he is “one of the most impressive orators”.

ABOUT TODD WETMORE

Todd, a founding partner of Three Crowns, is recognised as an “Excellent” Arbitrator for France, and as a key figure for International Arbitration in France and the Africa Desk for International Arbitration and Litigation. has handled complex international commercial arbitration cases for over 25 years. As counsel, he represents clients in high-stakes disputes around the world in diverse sectors including high-tech manufacturing, automobile distribution, aviation, oil and gas, electricity, and mining. He has deep experience with disputes presenting challenging financial and technical issues, such as those arising from banking operations, teaming arrangements, supply and M&A deals, and gas pricing, under both common law and civil law systems. Todd is ranked in Chambers and The Legal 500, and is recognised as a “Thought Leader” by Who’s Who Legal.

ABOUT KATHRYN KHAMSI

Kathryn, a partner in the Paris office of Three Crowns, has been recognised again as a key figure for International Arbitration in France. Kathryn acts for States and corporate clients in all types of disputes, including investment treaty and commercial.  She is also on the ICSID Panel of Arbitrators, and publishes and speaks regularly on arbitration and international law – including, most recently, on emissions trading schemes and deep seabed mining. Clients have commended her “grasp of the technical detail, and her ability to identify and articulate game-changing arguments”, and she is recommended by Chambers, Who’s Who Legal and The Legal 500.

ABOUT SHAPARAK SALEH

Shaparak, a partner in the Paris office off Three Crowns, is ranked as an “Excellent” Arbitrator on the Africa Desk and as a “Recommended” Arbitrator in France. She is also recognised by Leaders League as a key figure for International Arbitration in France and the Africa Desk for International Arbitration and Litigation. She has acted as counsel in a large number of commercial arbitrations both ad hoc and institutional, including under the ICC, IEMA, LCIA, UNCITRAL, and VIAC rules. Her experience includes post-M&A disputes, and disputes in the construction, energy, aeronautics, space, telecommunications, food, chemicals, and pharmaceutical sectors, relating to projects in Asia, the Middle East, Africa, and Europe. Shaparak also has broad experience in pre- and post-arbitration litigation before the French courts, having represented clients in some 25 set-aside proceedings. She is recognised in Global Arbitration Review, Who’s Who Legal, and Décideurs.

ABOUT LUKE SOBOTA

Luke, a founding partner of Three Crowns, continues to be recognised as a key figure for Investment Arbitration in the United States. Luke represents private and sovereign clients in some of their most significant commercial, investor-State, and inter-State arbitrations. His practice spans the technology, energy, and financial sectors and includes successfully prosecuting one of the largest ICC cases in history. Luke is ranked by Chambers, which describes him as an “extraordinarily intelligent” attorney. Who’s Who Legal has recognised him a “sharp intellectual” who “is praised for his fantastic analytical and writing abilities”. The Legal 500 writes that Luke “is extremely smart and a great strategic thinker” and is “an excellent draftsman”.

ABOUT LIZ SNODGRASS

Liz, a partner in the Washington, DC office, has been recognised again as a key figure for Investment Arbitration in the United States. Liz more than twenty-five years of experience as an advocate and adviser in international arbitration matters. Her practice is a mix of commercial and investment treaty arbitration, across a range of industry sectors and for clients based in the US and around the world. Liz has particular expertise handling disputes involving States and State entities, including investment treaty cases, fiscal disputes under long-term contracts, and disputes that implicate both contract and treaty protections. Liz is recognized in leading directories, including Chambers & Partners and Who’s Who Legal.