Known for representing sovereigns in investor-state and inter-state disputes, Curtis, Mallet-Prevost, Colt & Mosle LLP‘s London team also acts for multinational corporations in international commercial arbitrations. Charles Buderi, who works between London and Dubai, is experienced in ICSID, ICC, DIAC and DIFC-LCIA arbitrations; Luciana Ricart acts in investor-state arbitrations involving the financial services and oil and gas sectors; Lise Johnson represents governments in investment treaty arbitrations; and William Hampson is ’an excellent lawyer’. Milo Molfa departed in January 2025.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘A wonderful arbitration team that is able to manage highly-complex and sensitive litigation.’

  • ‘It is a dream working with them as they have a deep understanding of the underlying legal issues, which they are able to combine with an extraordinary strategic insight and feeling.’

  • ‘The Curtis arbitration team is highly responsive and understanding of clients’ precise needs.’

  • 'The Curtis team works seamlessly with in-house legal departments and achieves remarkable results.’

  • ‘The Curtis team, aside from being excellent practitioners, is first rate at keeping clients up to date at all times.’

  • ‘The team is highly efficient and provides an excellent commercial service.’

  • ‘William Hampson is not only an excellent lawyer, but an individual who understands exactly what clients need and the particular sensitivities of business.’

  • ‘William Hampson masterfully summarises complex issues, digs into all of the facts, and is always available to answer (and clarify) questions in a clear way. He runs his team in an excellent and efficient manner, and is very easy to work with.’'Dedicated expertise, specific to defending State interests in ISDS.'

  • 'Highly experienced in representing sovereigns. They are efficient and stand out for their services.'

Key clients

  • PJSC Transneft
  • State of Kuwait
  • Argentine Republic
  • Republic of Cyprus
  • Republic of Kazakhstan
  • Republic of India

Work highlights

Assisted the State of Kuwait with its defeat of an investment claim brought against it.
Representing the Republic of Cyprus in a case brought under the Greek and Luxembourg BITs with Cyprus by almost 1,000 depositors and bondholders, in relation to measures taken by Cyprus further to its 2013 financial crisis.
Represented Transneft in a $5bn claim filed before the SCC by Port-Petrovsk, which alleged that Transneft had conspired via an unlawful means conspiracy to expropriate its assets.

Practice head

Charles Buderi; Luciana Ricart

Other key lawyers

Justin Jacinto; Alessandro Rollo; Salah Malas; Odysseas Stergianopoulos; Belén María Ibañez; Arthad Kurlekar