Benjamin Roux

"I have recommended him to colleagues from other firms and they always thank me once they see his work." Lexology Index (2025)

Benjamin Roux is a Senior Vice President at Compass Lexecon, based in Paris, Madrid and London.

Mr. Roux has more than thirteen years of experience performing business valuation, economic and regulatory analyses, and damages assessment, mainly in the context of international arbitration and litigations. He is recognised as a leading expert in Arbitration by Lexology Index, who describes him as a “sharp expert” with “strong industry knowledge”, who “offers pragmatic and robust solutions to meet the client's needs”.

Mr. Roux has provided expert testimony and participated in the production of expert reports on regulation and damages issues in more than 50 investment and commercial arbitration cases under ICSID, ICC, LCIA, CIMA, UNCITRAL rules among others. He has also been involved in post-M&A and shareholder disputes as well as construction arbitrations. Mr. Roux has experience in litigation cases brought before domestic tribunals and regularly advises clients in pre-litigation contexts. He has testified in English, Spanish and French.

Mr. Roux has worked for public and private companies, governments and international institutions in various industries, including electricity, oil and gas (upstream and downstream), mining, construction, infrastructure, hospitality and real estate, telecommunications, defence, financial institutions, pharmaceutical, gaming and retail. His experience also includes intellectual property disputes.

These engagements involved projects and companies located in various countries including Albania, Algeria, Benin, Bahrain, Burkina Faso, Chad, China, Cameroon, Croatia, Cuba, the Democratic Republic of Congo, the Republic of Congo, Ecuador, France, Germany, Gabon, Greece, India, Ireland, Ivory Coast, Japan, Libya, Mali, Mexico, Madagascar, Mauritania, Mauritius, Niger, Spain, Senegal, Switzerland, Sudan, Turkey, the United Kingdom, Uzbekistan, Vietnam and Ukraine.

Mr. Roux holds an MSc in Corporate and Public Management from HEC Paris and an MSc in Economics and Public Policy from Sciences-Po Paris. He also holds the Chartered Financial Analyst® designation, granted by the CFA Institute. Mr. Roux is a member of the SFEV (Société Française des Evaluateurs), the ICCA (International Council for Commercial Arbitration) and the CEIA (Club Español e Iberoamericano del Arbitraje).

"He is our go-to quantum expert. He can work in English, French and Spanish, presents extremely well and is very reliable." Lexology Index (2025)

"Benjamin is efficient, creative, and very precise in his work." Lexology Index (2025)

"Very insightful in his assessment of damages." Lexology Index (2025)

"He was the opposing expert in an arbitration: he was good on a tough case for the party who appointed him." Lexology Index (2024)

"Benjamin is a sharp expert who is adaptable, thorough, has a strong industry knowledge, and offers pragmatic but robust solutions to meet the client's budget." Lexology Index (2024)

"Impressively efficient, Benjamin (and his team) provided a solid expert report as well as extremely relevant assistance during the drafting of our submissions and the preparation of the hearing." Lexology Index (2024)

"Dedication, expertise, understanding, cleverness, communication, humility." Lexology Index (2024)

"Skilful, serious, fast, accurate." Lexology Index (2024)

"He has the ability to understand tricky issues quickly, he is very efficient in the work and humble." Lexology Index (2024)

"Excellent skills. Outstanding knowledge of his field of expertise." Lexology Index (2024)

"Very good knowledge of financial expertise, especially in damage assessment." Lexology Index (2024)

"He has the ability to adapt to changing scenarios and provide valuable advice. He provides knowledge, flexibility, deep understanding, strategical thinking (without exceeding his role as expert and invading the role of counsel)." Lexology Index (2024)

"Has remarkable talent in explaining concepts in a clear and easily understandable manner." Lexology Index (2024)

"Benjamin delivers. He's very smart." Lexology Index (2024)

"Benjamin is a very thorough and reliable arbitration expert." Lexology Index (2023)

"He is extremely intelligent, and has the ability to clearly explain his findings and conclusions to tribunals." Lexology Index (2023)

"Mr Roux always gets the optimal answer, and is unerringly focused on the end objective." Lexology Index (2023)