Marcin Ajs is a Polish advocate (adwokat) and a partner at the law firm Dziekański Chowaniec Ajs. His practice covers international and white-collar criminal law. He has particular expertise in international criminal law and assists international clients in proceedings concerning the European Arrest Warrant, extradition and INTERPOL-related matters. He is a member of the European Criminal Bar Association (ECBA).
European Arrest Warrant, extradition and INTERPOL
Marcin Ajs brings a background in international criminal law to people facing cross-border criminal proceedings. He assists international clients in matters involving the European Arrest Warrant (EAW), extradition requests and INTERPOL-related issues. This work draws on his white-collar and fiscal criminal law practice, which is relevant when the underlying accusation concerns economic or financial offences.
White-collar and fiscal criminal defence
- Has advised clients since 2014, mainly on the criminal liability of legal entities and of individuals operating in business
- Has worked on numerous cases of corruption, manipulation of financial instruments, money laundering, fraud and VAT fraud
- Handles cases involving breach or misuse of trade secrets and unfair competition
- Builds compliance programmes covering anti-corruption rules, codes of ethics, whistleblowing procedures and AML/CFT measures
Career, education and teaching
Before founding his own law firm, he spent more than five years in the white-collar crime department of an international law firm based in Warsaw. He graduated from the College of Law of Kozminski University in Warsaw. He also studied at Justus Liebig University Giessen (Germany) in a programme focused on international commercial and corporate law. He lectures in the postgraduate programme "Compliance & ESG Officer" at Lazarski University, where he teaches trade secrets and other legally protected professional secrets.
