We represent clients in different types of complex international litigation and arbitration proceedings. We have expertise in navigating the various dispute resolution systems available, tailoring our approach based on the most efficient and effective litigation forum and strategy for our clients.

International and Cross-Border Litigation
We have a deep knowledge of international fora and institutions and represent clients before standing international dispute resolution bodies including the World Trade Organization and regional human rights tribunals.
We regularly advise on questions of public and private international law and regulation, including on Business and Human Rights and the application of international law before domestic tribunals.
We have experience leading on cross-border disputes and co-ordinating proceedings before different domestic tribunals. We work closely with our commercial litigation practice group and offer comprehensive litigation services in the English courts and globally.
Complex EU Litigation
We regularly litigate before the EU courts and engage with EU institutions to best address client needs.
Our experience includes disputes arising out of the full spectrum of EU law including:
- Competition law and digital regulation;
- Institutional law, including EU institutions’ non-contractual liability;
- Banking law and regulation;
- Internal market and public procurement;
- State aid, restructuring and insolvency;
- Trade, restrictive measures and sanctions;
- General regulatory law;
- Data privacy and protection;
- Human rights law.
Our team is uniquely placed to lead on parallel proceedings before the EU and international or domestic tribunals to maximise success and ensure consistent results across different jurisdictions.


International Arbitration
Our lawyers routinely handle complex international commercial and investment arbitration proceedings across various commercial sectors.
We have expertise in both the common law and civil law jurisdictions and represent companies, sovereigns and high net worth individuals. We act under different international rules and before various arbitral institutions, including the International Centre for Settlement of Investment Disputes (ICSID) and the International Chamber of Commerce (ICC).
Our specialists have a deep understanding and command of public and private international law, which allows them to craft creative arguments and litigation approaches.
We offer strategic advice throughout the arbitral process, including:
- Building up and assessing claims;
- Compelling arbitration proceedings;
- Navigating discovery;
- Conducting settlement discussions; and
- Enforcing or challenging arbitral awards before domestic courts working closely with our commercial litigation practice group.
Our team has invaluable insights into the unique nature of arbitral proceedings and our Zena Prodromou is featured as a recognised arbitrator by various arbitration centers across the world.