Gemma has experience of LCIA, ICC, LMAA and ad hoc international arbitrations and, in particular, cases involving breach of contract, misrepresentation and unfair prejudice. She also has experience acting for both claimants and defendants in high-value commercial litigation and judicial review.


  • Advising a Maltese registered company in relation to LCIA arbitration proceedings brought by the minority shareholder for unfair prejudice and related third party proceedings in foreign jurisdictions, including the BVI and Cyprus.
  • Acting for a South American state-owned company operating in the natural resources sector, against a BVI registered energy and commodities company in two London-seated LMAA arbitration proceedings for breach of time charter party contracts.
  • Advising a high-net worth claimant individual in a complex, high-value ICC arbitration proceeding seated in Dubai concerning allocation and valuation of businesses and assets in multiple jurisdictions.
  • Assisting on an ICC arbitration brought by a North American natural resources company against a North African wood pulp producer in respect of failures to accept shipments of wood chips.
  • Acting for an EU Member State Government in an application to set aside an order of the English High Court permitting enforcement of a significant Award in respect of an intra-EU Bilateral Investment Treaty, involving arguments on the basis of the recent European Court of Justice decision in Slovak Republic v Achmea.

Accreditations and Memberships

  • Solicitor Advocate of the Higher Courts of England and Wales
  • LCIA Young International Arbitration Group
  • ICC Young Arbitrations Forum
  • The Honourable Society of the Middle Temple


After completing her training contract, Gemma joined Stewarts on qualification in July 2016.


Articles written by Gemma include International Arbitration in 2017 – Key Trends and Developments


Gemma enjoys the outdoors, keeping fit and is a keen cyclist. She likes to cook for friends and tries to return to her home county of Cornwall as often as possible