Mr Maciej Kópczyński > CMS Cameron McKenna Nabarro Olswang Posniak i Bejm sp.k. > Warsaw, Poland > Lawyer Profile

CMS Cameron McKenna Nabarro Olswang Posniak i Bejm sp.k.
00-113 WARSAW

Work Department

Dispute Resolution


Senior Associate


Maciej Kópczyński is an advocate and a Senior Associate in the Dispute Resolution Department at CMS.

Maciej is experienced in providing legal assistance to clients in commercial disputes conducted before state courts and arbitral tribunals, as well as in compliance and corporate crime issues, in particular in corruption cases. He also advises clients on cybercrime and assists them in the recovery of assets.

Maciej has extensive experience in conducting internal investigations in enterprises in connection with the suspicion of the client’s employees having committed a crime. He has advised clients from the IT, pharmaceutical, consumer goods and oil & gas sectors. He has also advised clients on the criminal liability of companies and criminal liability of management board members. He provides anti-bribery training and advises on compliance policies.

As regards commercial disputes, his experience includes advising in corporate disputes, in particular concerning claims for the annulment of resolutions of a company’s governing bodies, advising on the application of interim measures and enforcement proceedings, advising in disputes concerning guarantee and warranty claims, claims under insurance contracts, as well as product liability claims. In addition, he has supported clients in relation to public procurement proceedings.  


Polish; English


Warsaw Bar of Advocates


2007 – Master’s degree, Warsaw University

Lawyer Rankings

Poland > White-collar crime

CMS Cameron McKenna Nabarro Olswang Pośniak i Bejm sp.k.‘s ‘client-centric‘ team is well versed in all types of business-related criminal law, with experience in investigations and criminal proceedings relating to anti-bribery, corruption and money laundering. The group is most known for its investigations work, advising companies on internal investigations and representing them in investigations launched by the authorities, while also advising on crisis management issues. It also has a compliance practice. ‘Charismatic and passionate‘ Arkadiusz Korzeniewski heads the team in Warsaw, also leading the white-collar crime group across the CEE region. Senior associate Maciej Kópczyński often supports Korzeniewski, and is increasingly active in the cybercrime space, as is fellow senior associate Mariusz Minkiewicz.