Our expertise


Omnia regularly advises companies, sovereign entities and private individuals on complex multi-jurisdictional disputes in English court litigation. We have significant experience initiating and defending cases arising out of commercial and contractual transactions as well as sovereign immunity claims, extradition and satellite litigation in connection with arbitrations. On a select basis, Omnia will also handle employment disputes.

Select Litigation Case Studies

  • Omnia represents employees in pending proceedings against employers including a high profile Premier League Football Club.
  • Omnia represents a Nigerian business in a contractual dispute with a Premier League Football Club.
  • Omnia is representing two prominent civil society organisations in respect of a possible intervention in proceedings before the UK Supreme Court concerning the scope of parent company liability for the behaviour of its subsidiary located abroad.
  • Omnia represented a prominent figure from the financial services sector in defence of a breach of contract, professional negligence and breach of fiduciary duties claim brought in the High Court.
  • Omnia represented the Government of Rwanda in the English courts, successfully contesting the 2015 detention and extradition to Spain of Lt Gen Emmanuel Karenzi Karake, then the serving Director General of the National Intelligence and Security Services of Rwanda.
  • Omnia represented two residential landlords in crowd-funded judicial review proceedings against HMRC and The Treasury, challenging a taxation matter on EU law and human rights grounds.
  • Omnia represented a printing company in separate judicial review proceedings against the Home Office in relation to employee visa and immigration matters.
  • Omnia represented the Government of an Asian State in High Court proceedings arising out of a contractual dispute with a corporate entity, advising on sovereign immunity issues.
  • Omnia advised an independent corporate governance and shareholder advisory consultancy on a potential judicial review application.