A ‘go-to set for public international law’, Curtis, Mallet-Prevost, Colt & Mosle LLP routinely represents sovereign nations in investor-state arbitrations. The London team is also experienced in public international law issues, such as treaty interpretation and drafting, state responsibility, state succession to bilateral investment treaties, and sovereign immunity. Charles Buderi acts for governments in sovereignty, treaty and diplomatic matters, as well as investment treaty arbitration disputes involving states and their governments; public international law expert Luciana Ricart ’stands out for her in-depth knowledge of international law’; Lise Johnson  is a policy specialist; and Belén María Ibañez works between London and Washington DC.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘A go-to set for public international law.’

  • ‘The firm stands out for its strong expertise in public international law in general, and in international foreign investment law in particular.’

  • ‘The firm has a high-quality professional staff and team. The team works in a coordinated and collaborative manner, which leads to successful outcomes.’

  • ‘They are knowledgeable, strategic, and highly adept at managing disputes involving states.’

  • ‘Luciana Ricart is a highly impressive partner.’

  • ‘Luciana Ricart runs high-profile and challenging litigation involving states with consummate ease.’

  • ‘Luciana Ricart stands out for her in-depth knowledge of international law, as well as her experience in investment arbitration. She is particularly clever at anticipating the opponent's legal strategy, and offering paths of action accordingly. Her cross-examination of witnesses is very efficient and accurate.’

  • ‘Belén María Ibañez stands out for her professionalism, hard work and responsibility. She is highly focused on the details of the case and keeps abreast of the latest developments in international law and investment litigation.’

Key clients

  • State of Kuwait
  • Argentine Republic
  • Republic of Kazakhstan
  • Republic of Cyprus
  • State of Libya
  • Republic of India
  • Kingdom of Spain

Work highlights

  • Representing the Republic of Cyprus in a case brought under the Greek and Luxembourg bilateral investment treaties with Cyprus by almost 1,000 depositors and bondholders in two Cypriot banks, in relation to measures taken by Cyprus further to its 2013 financial crisis.
  • Assisted the State of Kuwait with defeating an investment claim, which was brought over a billion-dollar road project.
  • Advising a state on advisory proceedings before the International Court of Justice.

Practice head

The lawyer(s) leading their teams.

Charles Buderi

Other key lawyers

Luciana Ricart, Lise Johnson, Belén María Ibañez, Justin Jacinto, Salah Malas