We advise on Ministerial reviews and judicial review challenges and coordinating challenges in multiple jurisdictions to provide one solution across all jurisdictions for clients.

We frequently make applications to the Foreign and Commonwealth Development Office and the courts for a designated person to be delisted, including recent success in securing the delisting of a designated person in the UK.

Notable Experience

  • Advising the former Chairman and majority shareholder of a listed Russian company in the telecommunications industry in the context of exposure he faced from the imposition of sanctions measures against him together with assisting him in preparing detailed written submissions to OFSI to seek a revocation of his designated status.
  • Advising a high-net-worth individual with alleged connections with the Government of Russia in the context of challenging his designated status in the UK and the US.
  • Advising and successfully obtaining the delisting of Semyon Simonyan from the UK consolidated list.
  • Advising a prominent individual in the Russian transport sector on a delisting challenge. 
  • Advising shareholders of an alleged military equipment engineering firm in potential delisting challenges. 

News & Insights

13.05.26

PCB Byrne LLP will be participating in the London Legal Walk on Tuesday, 9 June 2026

08.05.26

PCB Byrne LLP are co-hosting two events at the London International Disputes Week

07.05.26

A Global First in Asset Tracing

09.04.26

Factual Connections and Frozen Payments: The Supreme Court's Landmark Ruling on Russian Sanctions and Letters of Credit