Prof Dan Sarooshi QC > Essex Court Chambers > London, England > Lawyer Profile

Essex Court Chambers
Essex Court Chambers


Professor Dan Sarooshi Q.C. has a track record of achieving success in high stakes litigation. He is a highly regarded advocate who litigates in the areas of public international law, investment treaty arbitration, commercial litigation, and constitutional law. He also represents States and international organizations in international and domestic employment cases. His clients include 14 States (e.g., UK and USA), 15 international organizations, corporations (e.g. BAT, Exxon Mobil, Hitachi, Roche, and Tesco), and Royal Families/Billionaires. His cases have been in the domestic courts in the UK, Hong Kong and Bahamas; International Court of Justice; European Court of Human Rights; World Trade Organization; and arbitration proceedings conducted pursuant to ICSID (also ECT and AF), NAFTA, ICC, UNCITRAL, and LCIA Rules.


Called 2005, Middle Temple.


American Society of International Law (including as Counsellor on its Executive Committee); British Institute of International & Comparative Law; Commercial Bar Association (COMBAR); International Law Association; and London Court of International Arbitration.


LLB and B. Comm (Ec), UNSW; LLM (Kings College London); PhD (LSE: under the supervision of H.E. Judge Dame (previously Professor) Rosalyn Higgins Q.C.); and MA (Oxford) (Hon).  
He joined the Law Faculty in the University of Oxford in 2003 and was in 2006 promoted to full Professor of Public International Law in the University of Oxford at the age of 38.  
Taught previously at UCL and LSE.

Lawyer Rankings

London Bar > Administrative and public law (including elections)

(Leading Silks) Ranked: Tier 3

Dan Sarooshi QCEssex Court ChambersHe had good judgement and deep understanding of the relevant law.

London Bar > Public international law

(Leading Silks) Ranked: Tier 3

Dan Sarooshi QCEssex Court ChambersConsiders the legal and strategic issues in great depth and builds the authorities and arguments to present them most compellingly. Excellent with clients.

Essex Court Chambers is ‘well known as an excellent PIL set‘ and the ‘counsel are consistently of top quality and involved in some of the highest-profile PIL work around’. The set has ‘recruited well recently‘ with the arrival of Alison Macdonald QC from Matrix Chambers and Sean Aughey from 11KBW cementing its status at the top. Recent cases include Qatar v United Arab Emirates at the International Court of Justice (ICJ), where Dan Sarooshi QC and Vaughan Lowe QC appeared on opposing sides. Macdonald also represented The Republic of Mauritius in a high profile ICJ Advisory Opinion on the Chagos Archipelago, in which Sam Wordsworth QC was opposing counsel.