Marcus McConnell


Marcus has a broad commercial disputes practice with significant experience acting on a range of complex and high value cases.

Marcus specialises in commercial litigation before all levels of the English courts, often involving an international element, with a particular focus on civil fraud and asset recovery, company law matters including shareholder and director claims, partnership disputes and arbitral challenges.

Prior to joining Gresham Legal as a Partner, Marcus spent five years as a Director of his own litigation advisory and consulting company acting directly for clients involved in high profile litigation, six years at Enyo Law and four years at Addleshaw Goddard.

Marcus’s representative experience includes:

  • Acting for the Province of Balochistan (part of the Islamic Republic of Pakistan) in Commercial Court proceedings concerning an underlying ICC arbitration arising from a US $6bn gold and copper mining dispute in Pakistan with Tethyan Copper Company Pty Limited (an Australian joint venture company owned by Barrick Gold Corporation and Antofagasta Plc). Province of Balochistan v Tethyan Copper Company Pty Limited [2021] EWHC 1884 (Comm).

  • Advising a charitable company limited by guarantee without share capital in respect of a high-profile dispute arising from a breakdown in Member relations. Children’s Investment Fund Foundation v Sir Christopher Hohn, Ms Jamie Cooper; Dr Marko Lehtimäki and H.M Attorney General [2020] UKSC 33; [2018] EWCA Civ 1605.

  • Acting on a $1.4bn fraud claim governed by Russian law concerning the affairs of a retail bank in Russia. Listed in the Lawyer’s Top 20 cases of 2018 with a 3-month trial in the Commercial Court during the Autumn term in 2018. National Bank Trust v Yurov & Ors [2020] EWHC 200 (Comm).

  • Acting on quasi-enforcement aspects of a US$300 million commercial fraud claim by a group of Kazakh companies against their former directors involving the operation of a worldwide freezing injunction and related committal applications. Kazakhstan Kagazy plc v Zhunus [2019] EWHC 2630 (Comm).

  • Acting for one of the claimants in a £300m commercial court action concerning allegations that corporate interests in a Bulgarian telecommunications group were dishonestly misappropriated. LIC v VTB Capital & Ors [2019] EWHC 1747 (Comm).

  • Advising a founding member of a successful investment advisory firm with c.$50bn AUM in relation to a high-profile partnership dispute with the other founding members. Hosking v Marathon Asset Management LLP [2017] 2 W.L.R. 746.

Gresham Legal

9 Old Square
Lincoln’s Inn
London WC2A 3SR