Marcin Ajs

Advocate. Partner at Dziekański Chowaniec Ajs. 

Member of the European Criminal Bar Association. 

He specializes in white-collar criminal law, fiscal criminal law, criminal compliance, and international criminal law. He has particular expertise in international criminal law, assisting international clients in proceedings involving the European Arrest Warrant (EAW), extradition, and INTERPOL-related matters.

He has been advising clients since 2014, particularly in matters concerning the criminal liability of legal entities and individuals operating within the business environment. His experience includes numerous cases involving corruption, manipulation of financial instruments, money laundering, fraud, VAT fraud, and violations or misuse of trade secrets and acts of unfair competition. 
He supports clients in minimizing liability risks through the implementation of compliance programs covering anti-corruption regulations, codes of ethics, whistleblowing procedures, and measures to counter money laundering and terrorist financing (AML/CFT).
Before founding his own law firm, he spent over five years working in the White-Collar Crime department at the international law firm based in Warsaw, Poland.

He graduated from the College of Law at Kozminski University in Warsaw and also studied at the Justus Liebig University in Giessen (Germany), where he participated in a program focused on international commercial and corporate law.
He is lecturer in the postgraduate program “Compliance & ESG Officer” at Lazarski University, where he teaches courses on trade secrets and other legally protected professional secrets.