International Arbitration: Commercial Arbitration
UK Guide 2025 : UK-wide
Band 2
Contact number
+44 207 071 4000About
Provided by Gibson, Dunn & Crutcher LLP
To learn more about our practice, please visit gibsondunn.com.
Chambers Review
Gibson, Dunn & Crutcher regularly acts on significant commercial arbitrations and complex investor-state claims, fielding a strong bench of experienced practitioners in both. The firm attracts a variety of clients in the telecommunications, financial services and energy sectors, as well as governments. The team is experienced in handling a wide range of contentious matters, including disputes arising out of joint ventures, infrastructure projects, insurance agreements and commercial contracts. It regularly handles arbitrations before leading arbitral institutions as well as ad hoc disputes.
Work Highlights
- Gibson Dunn represented a Spanish subsidiary of Kimberly-Clark in an UNCITRAL arbitration against the Government of Venezuela.
Strengths
Provided by Chambers
"Gibson Dunn are experts in this space, they understand the issues involved and what the potential results could be."
"Gibson Dunn were fantastic. They have good strength and depth."
"Gibson Dunn has a varied and multitalented team, who are able to learn and handle issues they are originally unfamiliar with."
"They are very organized and disciplined. They keep us informed without overburdening."
"The firm provide just the most extraordinary level of service. No task is too big."
"Gibson Dunn are experts in this space, they understand the issues involved and what the potential results could be."
"Gibson Dunn were fantastic. They have good strength and depth."
"Gibson Dunn has a varied and multitalented team, who are able to learn and handle issues they are originally unfamiliar with."
"They are very organized and disciplined. They keep us informed without overburdening."
"The firm provide just the most extraordinary level of service. No task is too big."
Notable Practitioners
Cyrus Benson is respected for his experience in international arbitration, with notable expertise in acting for European and African clients in big-ticket disputes. He regularly handles claims brought against sovereign states under the auspices of ICSID and UNCITRAL. He is also co-chair of the firm's international arbitration group.
"Cyrus's instincts are second to none, his advocacy is superb and his attention to detail is amazing. He works extremely hard and is highly experienced. He is very strong technically and very focused."
"Cy is an exceptional lawyer and a really good advocate, with good knowledge of the practice. He has a very strong grasp of tactics and he is a terrific advocate."
"Cy is concise, astute and precise. His approach to tactics and strategy is superb."
"Cy is a compelling advocate."
Penny Madden KC is co-chair of the firm's international arbitration group and is an impressive figure in the market, with vast experience acting in complex commercial and investment treaty arbitrations. She fields significant international expertise, acting for clients across Europe, Africa and the Middle East.
"We find Penny approachable and knowledgeable. Her attitude and approach to guidance and advice is particularly notable."
"Penny is a very effective arbitration advocate. She combines strong legal argument with charm and humour. She wins over tribunals with her advocacy. She does an amazing range of work."
"Penny is fantastically good. She gets involved, she is a great team player and I like working with her."