Provision of legal advice and representation to the Republic of Rwanda

Provision of legal advice and representation to PowerChina HuaDong Engineering Corporation and to China Railway 18th Bureau Group Company Ltd (construction companies owned by the People’s Republic of China); professional fees of £842,015 were received in the period from 1 January 2025 to 31 December 2025

Provision of legal advice and representation to the Republic of Poland; professional fees of £11,431 were received in the period from 6 April 2023 to 31 December 2023

Counsel for Rwanda in international proceedings (interest ceased 31 July 2023)

The member received £607,538 in professional fees as a barrister from CEZ, a.s. (energy company majority owned by Czech government) in the period from 6 April 2023 to 31 December 2023

The member received £11,431 in professional fees as a barrister from the Republic of Poland in the period from 6 April 2023 to 31 December 2023

Member, Advisory Board, International Community Law Review

Member, Academic Review Board, Cambridge Journal of International and Comparative Law

Member, Advisory Board, American Review of International Arbitration, Columbia Law School

Distinguished Research Fellow, Institute for Ethics in Artificial Intelligence, University of Oxford

Professor, Department of War Studies and Dickson Poon School of Law, King's College London

Berkshire Hathaway Inc Class B (multinational holding company)

Property in southern Italy (Calabria)

Counsel for Ukraine in international proceedings (unremunerated)

Director, 67 Belsize Park Gardens Management Limited (property management)

Practising member of the Bar (King's Counsel), Twenty Essex, London WC2R 3AL

Chairman of the Board of Trustees, Bridge to the Future (educational charity), and director of the associated company

Member, President’s Circle, British Institute for International and Comparative Law