Robert Volterra > Volterra Fietta > London, England > Lawyer Profile

Volterra Fietta


Partner of Volterra Fietta. Robert is one of the world’s top public international law practitioners.  He is qualified as a barrister in Canada and as a solicitor-advocate in England and Wales.  He advises and represents governments, international organisations and private clients on a wide range of contentious and non-contentious public international law and international dispute resolution issues, including international boundaries, sovereign immunities, Brexit, the application of international law in domestic court systems, the Law of the Sea, WTO and trade law, treaties, international organisations, Business and Human Rights (BHR), transboundary resources, the Laws of War, bilateral investment treaties (BITs) and ICSID, international oil and gas issues, government relations. He regularly acts as co-agent, counsel and advocate before the International Court of Justice and ad hoc international arbitration tribunals, including under the Permanent Court of Arbitration, ICSID, ICC, SCC, LCIA, UNCITRAL, WTO and UNCLOS rules.  He regularly sits as an arbitrator in ICSID, UNCITRAL, ICC, SCC and LCIA arbitrations. He is on the UK Attorney General’s A-list for public international law practitioners.


Trained Tory, Tory, DesLauriers & Binnington, Canada; qualified 1991 (barrister and solicitor); partner Volterra Fietta 2011. The public international law practice of Professor Sir Elihu Lauterpacht (1994-96) Cambridge, UK; Freshfields Bruckhaus Deringer, associate (1996-2001) London, UK and Paris, France; Herbert Smith, partner (2001-05) London, UK; Latham & Watkins, partner (2005-11) London, UK and Paris, France. Academic: Osgoode Hall Law School, York University, assistant professor (1992-94) Toronto, Canada – Faculty of Law (LRW and Public International Law); University of Cambridge (1994-96) Cambridge, UK – Faculty of Law (international law); fellow: Research Centre for International Law; York University Centre for International and Strategic Studies, fellow (1994 onward); Universite de Paris X (1996-99) Paris, France – Faculty of Law (The Law of International Organisations); University of London, SOAS and Kings College, visiting senior lecturer (1998 onward) London, UK – Geopolitics and Boundaries Research Centre (international boundary law); University of London, UCL, visiting professor (2000 onward) London, UK – Faculty of Law (international law of foreign investment/natural resources); visiting professor, Faculty of Law, UCL.


French, Spanish, Italian.


BIICL, ASIL, ILA, the International Law Advisory Board of the British Institute of International and Comparative Law, the ICC Latin American Arbitration Committee, the management board of the Investment Treaty Forum, the editorial board of the University of Oxford Press Reports on International Investment Claims, on the advisory board of the Kuala Lumpur Regional Centre for Arbitration, the Executive Council of I-CELLS, the Expert Panel for States of UNCTAD’s Programme on Dispute Settlement in International Trade, Investment and IP, the Energy Charter Secretariat’s Legal.


Appleby College; Huron College; University of Western Ontario (BA 1987); Osgoode Hall Law School (LLB 1989); Trinity Hall University of Cambridge (LLM 1992); barrister and solicitor Law Society of Upper Canada 1991; solicitor Law Society of England and Wales 2001; solicitor-advocate Law Society of England and Wales 2005.


Skiing, riding, sailing and painting.

Lawyer Rankings

Latin America: International firms > International arbitration > International arbitration

London-based public international law specialist Volterra Fietta acts for both sovereign states and investors in a range of international commercial arbitration, investment treaty cases and state-to-state disputes. Robert Volterra is recommended.

London > Dispute resolution > International arbitration

Volterra Fietta is a specialist public international law practice that is particularly experienced in representing investors and governments in investment treaty arbitrations; the firm also has a significant international commercial arbitration practice that spans the globe and includes all the major arbitration centres and rules. The principal advisers are Robert VolterraGraham Coop and recently promoted counsel Álvaro NistalGiorgio Mandelli and Suzanne Spears left for King & Spalding LLP and Allen & Overy LLP, respectively.

London > Dispute resolution > Public international law

(Hall of Fame)

Robert VolterraVolterra Fietta

Volterra Fietta is a boutique practice focusing entirely on public international law. The team has ‘a very good reputation‘ as counsel and advocates at the International Court of Justice, the European Court of Human Rights and tribunals constituted under the auspices of the Permanent Court of Arbitration, ICSID and United Nations Convention for the Law of the Sea. The practice advises a mix of states, international organisations and corporate clients on bilateral investment treaties; land and maritime territorial and boundary disputes; treaty interpretation; state responsibility; sovereign and diplomatic privilege and immunity; economic sanctions; international environmental law; and international trade and WTO law. Key figures include name partner Robert Volterra, Graham Coop and international counsel Álvaro Nistal.