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Arkadiusz Korzeniewski

Head of White Collar Crime, CEE

CMS Cameron McKenna Nabarro Olswang Pośniak i Bejm sp.k.
Varso Tower
Chmielna 69,
00-801 Warsaw
Languages Polish, English

Arkadiusz Korzeniewski is a partner in our Dispute Resolution department. He also leads the CMS CEE White Collar Crime Initiative.

He specialises in litigation cases arising from white collar crime, class actions, public procurement and corporate issues. He has significant experience in international commercial and investment arbitration. His clients include banks, pharmaceutical and IT companies.

Arkadiusz advises on complex criminal disputes, particularly related to fighting corruption and fraud. He also regularly advises on conducting forensic investigations concerning criminal law and regulatory matters. 

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Arkadiusz Korzeniewski dedicates his practice to handling criminal proceedings and internal investigations within the white-collar crime sphere.

Chambers, 2022

Relevant experience

  • An international IT company:
    • before the Central Anti-Corruption Bureau and the prosecutor’s office during the Info-gate corruption scandal. The scandal involved former state officials and commercial directors of IT-sector companies being charged with corruption relating to multi-million zloty IT contracts concluded with units accountable to the Ministry of the Interior and Administration. Proceedings were also conducted before American authorities (based on American anti-corruption regulations – FCPA).
    • in proceedings carried out by the Central Anti-Corruption Bureau in connection with alleged irregularities in single-source procurement contracts that the client had concluded with the Ministry of Justice.
    • in an internal investigation concerning the performance of a contract for the National Healthcare Fund.
    • a PLN 71.5m dispute with the President of the Public Procurement Office (UZP) regarding an alleged infringement of public procurement law in relation to four contracts concluded with the Polish Ministry of Interior, for the supply and implementation of complex IT systems, concerning the General Electronic System for Citizens Evidence (PESEL2), which is mandatory for all permanent residents of Poland, and other public registers, in which UZP demands the invalidation of these contracts.
  • An international bank in an internal investigation concerning the suspected manipulation of the WIBOR rate in relation to the LIBOR scandal.
  • A major petroleum company in an internal investigation concerning bribery charges against its employees.
  • An international pharmaceutical company in criminal proceedings conducted by the Central Anti-Corruption Bureau in relation to a suspicion of bribing healthcare professionals.
  • An international pharmaceutical company in a precedential crime case in Poland concerning irregularities in the clinical trials in which our client and monitoring companies were injured parties.
  • An international pharmaceutical company in a case concerning a patient’s claims for damages and compensation in relation to damage allegedly caused by medications for schizophrenia.
  • Bank Millennium in a class action initiated by a group of borrowers of mortgage loans denominated in CHF in relation to FX spread clauses. This is the biggest class action filed in Poland so far.
  • Eureko in a complex dispute concerning a breach of the Netherlands-Poland bilateral investment treaty (BIT) with regard to the privatisation process of PZU – the biggest Polish life insurance company. The dispute involved regulatory, civil and arbitration proceedings on privatization agreements. This case is undoubtedly one of the highest profile Polish disputes of all time.
  • A client in bilateral investment treaty arbitration against the Republic of Poland.
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Lectures list

  • Speaker, 6th Annual Business Ethics, Anti-Corruption Compliance & Fraud Prevention Strategies in CEE in Prague, 2015
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  • Post-graduate Studies in Evidence Law, Jagiellonian University, Krakow.
  • Post-graduate Studies in Combating Commercial and Fiscal Crime, Jagiellonian University, Krakow.
  • Master’s degree, University of Warsaw, Faculty of Law and Administration, Warsaw.
  • University of Warsaw & University of Cambridge, Centre for the Study of English European Union Law, Warsaw.
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