Sarah is a commercial barrister with a broad practice spanning all areas of Chambers’ work, with a particular focus on commercial litigation, international arbitration, banking and commercial judicial reviews. Before coming to 3VB, Sarah practised as an employed barrister at a commercial litigation boutique. Sarah has experience (both led and as sole advocate) of interlocutory matters, trials and appeals including in the County Courts, High Court, Court of Appeal and the Grand Chamber of the European Court of Justice.

Notable current and recent instructions include:

Commercial litigation and banking

  • Acting for the Defendant Bank in a US$300m claim for knowing receipt (led by Andrew Onslow QC): see Byers v Sama Financial Group [2020] EWHC 853 (Ch) (disclosure and debarral), [2020] EWHC 2380 (Ch) (application to amend/ remedies in knowing receipt) and [2020] EWHC 2411 (Ch) (expert evidence); and [2021] EWHC 3259 (Comm) (liability for knowing receipt and quantum).
  • Acting for the Defendant in Ryanair D.A.C. v Hertz Europe Limited, a complex commercial dispute, listed as a “Top 20” case of 2018 by The Lawyer (led by Andrew Sutcliffe QC and Anne Jeavons).
  • Acting for the Claimant in a challenge to the legality of Part 8C of the Corporation Tax Act 2010 (as part of a team led by Graham Aaronson QC): BAT Industries (Plc) v Revenue and Customs Commissioners [2017] UKFTT 558.
  • Acting as a Legal Expert supporting the Independent Third Party addressing complaints from small business customers of RBS’s “Global Restructuring Group”.
  • Acting for Rosneft in the oil company’s challenge to the validity of EU sanctions, one of The Lawyer’s “Top 20” cases of 2015 (led by Pushpinder Saini QC): R (OJSC Rosneft) v HM Treasury and Others [2014] EWHC 4002 (Admin) (application for interim relief); R (OJSC Rosneft) v HM Treasury and Others [2015] EWHC 248 (Admin) (application for judicial review); and Case C-72/15, Rosneft v Secretary of State and Others (hearing before the Grand Chamber of the European Court of Justice).

International arbitration

  • Acting for the Tanzanian Roads Agency (led by Jane Davies Evans) in three consolidated UNCITRAL arbitrations concerning the termination of public works contracts in Tanzania (ongoing).
  • Acting for the Kingdom of Morocco (led by Christopher Harris QC) in a US$ 400 million ICSID claim relating to the insolvency of a major refinery in the Kingdom (ICSID Case No. ARB/18/29) (ongoing).
  • Acting for a Hong Kong company successfully defending an application to resist enforcement of an arbitration award on grounds of public policy under s.103(3) Arbitration Act: Alexander Brothers Ltd v Alstom [2020] EWHC 814 (expert evidence) and [2020] EWHC 1584 (application to set aside).
  • Acting for the Republic of Kazakhstan in a US$ 500m ICSID investment arbitration arising from the failure of a gold mining venture (led by Alison Macdonald QC) (ICSID Case No. ARB/16/12).
  • Acting for the Claimant in a €2 billion claim against Greece under the Cyprus-Greece bilateral investment treaty (as part of a team led by Tom Beazley QC) (ICSID Case No. ARB/14/16).
  • Acting for the applicant in an application for urgent interim relief under s.44 Arbitration Act (led by Steven Gee QC): AB International (UK Holdings) [2015] EWHC 219.

BA (Hons) in Law with French Law (Oxford) – First Class

Licence 3 en droit public et droit européen (Paris II, Panthéon Assas)

BPTC (BPP) – Outstanding

BCL (Oxford) – Distinction

Lord Denning Scholarship, Harwicke Entrance Award and Buchanan Prize (Lincoln’s Inn)

Tobias Law Prize (Exeter College, Oxford)


Bar Pro Bono Unit