Katrina is a senior associate in Allen & Overy’s International Arbitration and Public International Law team. She has acted for a range of State clients in cross-border investment-treaty and commercial arbitrations under the ICSID, UNCITRAL, LCIA, ICC, CIArb and SIAC rules. Before joining Allen & Overy, she studied Law at the University of Cambridge and French Law at the Université Paris II (Panthéon-Assas), and worked as a legal advisor to the Legal Affairs, Disarmament and Terrorism Committees at the Delegation of the European Union to the United Nations, New York. 

Her State clients in investment treaty claims have included the Kingdom of Saudi Arabia, United Arab Emirates, Islamic Republic of Pakistan and the Republic of Slovenia.

She has also acted on enforcement and challenge proceedings before the UK courts, including defending enforcement proceedings against a State on the basis of sovereign immunity.  

Pavini Emiko Singh is a dual qualified partner in White & Case's Dispute Resolution group based in London, whose practice focuses on international arbitration.

Emiko has a broad range of experience representing states, companies, and individuals on high value cross-border arbitrations under the LCIA, ICC and UNCITRAL Rules. She has represented clients in the energy, construction, financial services and regulatory sectors on matters ranging from shareholders' and financial services disputes to investor-State disputes.

Emiko also has substantial experience with advising and representing corporate and financial services clients before the English courts, particularly in relation to the challenge and enforcement of arbitral awards arising out of investor-state and commercial disputes.

Stuart is the Global co-head of our international arbitration practice.

Stuart has drafted complex choice of law clauses and multi-tier and multi-party arbitration and jurisdiction agreements for many transactions, including multi-million dollar M&A deals and international oil and gas projects in the Middle East, Nigeria, India and South America.

Stuart has conducted arbitrations under both common law and civil law in England, mainland Europe (including Sweden, Switzerland, Poland, Hungary and the Czech Republic), the Middle East, Africa and Australia. He has acted for and against parties from the UK, mainland Europe, Central Europe, Asia, North and South America, Australia and Africa.

Lucy is a partner in the Global Commercial Disputes Group. She has a broad international arbitration practice with particular expertise in investor-state dispute settlement and public international law. Lucy also advises clients on foreign investment protection.

Lucy has experience of acting in arbitrations for both claimants and respondents under all major arbitral rules and particularly on disputes arising in the mining, energy, construction, and commodities sectors. Lucy’s recent experience includes disputes over the transfer of licenses, the alleged nationalization of strategic assets, the alleged state expropriation of mineral and petroleum assets, and breaches of other commercial agreements and international law.