Marcin Świderski > Dentons > Warsaw, Poland > Lawyer Profile


Work Department

Criminal Litigation and Internal Investigation; Compliance


Marcin Świderski is a counsel in Dentons’ Warsaw office where he heads the Compliance team. He is also a member of the Criminal Litigation and Internal Investigation practice. He specializes in criminal law, in particular white collar crimes, anti-money laundering and terrorist financing regulations, and compliance projects.

Marcin has conducted compliance audits, internal investigations and complex due diligence projects across various industries, and has represented clients in public authorities’ investigations of business crimes. He has also been involved in numerous interdisciplinary and multinational projects, including FCPA investigations or processes to secure and analyse digital evidence.

Marcin has gained a wealth of experience analysing and drafting internal company policies and procedures, including codes of ethics, anti-corruption codes, anti-money laundering and terrorist financing policies, whistleblowing policies and dawn raid manuals.


Counsel and head of Compliance at Dentons since 2020


Polish, English


Admitted to the Polish bar (2017)


Łazarski University, 2013, Master of Laws

Lawyer Rankings

Poland > White-collar crime

(Rising stars)

Marcin ŚwiderskiDentons

The criminal litigation and internal investigations team at Dentons handles the spectrum of business-related criminal proceedings, including in relation to cybercrime, fraud and corruption The group also has extensive knowledge in anti-money laundering issues. As well as its contentious practice, the team is strong for compliance issues, where counsel Marcin Świderski takes the lead. Senior associate Joanna Kornaszewska is noted for her criminal defence work, as well as her pro bono practice focusing on freedom of expression and anti-hate speech issues. The group sits within the litigation department and is coordinated by Anna Maria Pukszto.