International Arbitration: Investor-State Arbitration
Global Guide 2024 : UK
Band 1
Contact number
+44 20 3530 7950Chambers Review
Three Crowns houses an acclaimed international arbitration outfit with an impressive client roster, featuring well-known names from the energy, natural resources, financial services, telecoms and engineering sectors. The firm fields a heavyweight team of arbitration specialists with expertise in both commercial arbitrations and investor-state disputes, acting for clients across Latin America, the Middle East and Africa. The team has extensive experience acting for clients in arbitrations under the rules of the major arbitration institutions, such as ICSID, the LCIA and the ICC. It is well versed in handling BIT claims and disputes brought under the Energy Charter Treaty.
Work Highlights
- Three Crowns acted as lead counsel for Crescent Petroleum in an arbitration against the National Iranian Oil Company, in connection with a USD30 billion damages claim arising out of a gas sale and purchase agreement.
Strengths
Provided by Chambers
“The firm can provide appropriately sized teams for various levels of disputes - including the largest, most complex and highest-value disputes. Three Crowns' partners are unquestionably among the world's leading international arbitration practitioners.”
“They have been profoundly sophisticated in their approach.”
“Three Crowns provides efficient and workable advice on strategy."
"It's a highly professional team. They are very responsive and have the ability to foresee the next step."
“The firm can provide appropriately sized teams for various levels of disputes - including the largest, most complex and highest-value disputes. Three Crowns' partners are unquestionably among the world's leading international arbitration practitioners.”
“They have been profoundly sophisticated in their approach.”
“Three Crowns provides efficient and workable advice on strategy."
"It's a highly professional team. They are very responsive and have the ability to foresee the next step."
Notable Practitioners
Constantine Partasides KC is a highly esteemed arbitration specialist acting for top-echelon clients in complex commercial and investment treaty disputes. He is also recognised for his capabilities as arbitrator.
“His knowledge of the arbitration process is unparalleled. He is an outstanding oral advocate with an authoritative presence and the ability to firmly control opposing witnesses during cross-examination.”
“Constantine is one of the best professionals in this field globally.”
“He is very sage and very serious, yet is still approachable when you're struggling with marrying the legal principles with company objectives.”
“Constantine is exceptionally talented at simplifying issues for tribunals and at washing away the webs of complexity that adversaries sometimes attempt to weave in an effort to confuse tribunals.”
“He is a pre-eminent advocate. He excels at legal analysis, oral advocacy and hearing strategy.”
Gaëtan Verhoosel KC has earned an excellent reputation for his extensive commercial and investor-state practice, handling arbitrations seated across the world and under the auspices of various institutions. He also accepts appointments as arbitrator.
“Gaëtan is a very experienced professional who is able to understand the client's needs and lead a team to deliver tailored legal advice.”
“Gaëtan provides excellent support.”
“He performs very well with respect to briefing strategies, legal arguments and strategic decisions.”
Reza Mohtashami KC devotes much of his arbitration practice to the energy and telecoms sectors, acting for various entities in high-value disputes such as those held under ICC rules. He has a particular focus on the Middle East.
“Reza Mohtashami is exceptionally talented at simplifying issues for tribunals. He is an eloquent, formidable and gracious advocate.”
“Reza is meticulous and a technician. He faces the issue head-on.”
“He is a very meticulous lawyer and very good in his preparation of the case. He has a strong commercial acumen and vision. He listens to the client’s needs and is very impressive during hearings.”
Carmen Martinez Lopez is credited for her Latin American expertise and is also sought out for her knowledge of Spanish law matters. She is experienced in handling significant arbitrations in the oil and gas sector, often brought against sovereign states.
“She works very hard and is well respected.”
"She's extremely personable."
Ranked Lawyers at
Three Crowns LLP
UK