Prof Mr Dian Brouwer > JahaeRaymakers > Amsterdam, Netherlands > Lawyer Profile


Work Department

Attorney-at-law, Partner


Partner at JahaeRaymakers. Dian advises and represents companies, institutions and individuals involved as defendants, witnesses or victims in white collar cases.


His experience ranges from high profile fraud cases, national and international corruption cases, health & safety investigations to insider trading. He assists companies and institutions in conducting internal investigations into fraud or corruption concerns and advises on bribery and corruption compliance issues.

Dian is endowed professor in Criminal Defence at Maastricht University and is recognized domestically and abroad as a leading specialist in the Netherlands for white collar and business crime defence.

Dian graduated in 1993 from the University of Groningen with degrees in Criminal Law and Company Law. He then worked as a lecturer and researcher at the same university. After completing his doctorate in 1999, he joined Sjöcrona • van Stigt in The Hague. In 2006 he joined CMS in Utrecht, where he led the corporate criminal defence team. He started Solitt in 2016 and joined JahaeRaymakers as a partner in 2019..



Dutch / English /French


Dian is a member of the Dutch Association of Criminal Defence Attorneys (NVSA) and of the European Criminal Bar Association (ECBA). He is a member of the Ministry of Justice’s Advisory Committee on the modernisation of the Dutch Code of Criminal Procedure. From 2010 to 2015 he was one of the founders and the first chairman of the Association of Supreme Court Advocates in Criminal Cases (VCAS) and today he is still a member of the Advisory Committee of the VCAS. Dian is a regular lecturer and speaker on criminal law related matters, both in the Netherlands and abroad.

Lawyer Rankings

Netherlands > Fraud and white-collar crime

(Leading individuals)

Dian Brouwer 


JahaeRaymakers retains its position as ‘top-notch white-collar firm’ in the Netherlands. The firm often handles complex cross-border investigations and compliance matters, including money-laundering, anti-corruption, and bribery. The ‘very experienced, knowledgeable and responsive’ team is particularly skilled at handling high-profile fraud cases. Dian Brouwer is recommended for internal investigations into allegations of fraud and corruption, while Jurjan Geertsma is an expert regarding sanctions and risk management. Cathalijne Van der Plas is also noted for her experience advising on international judgement enforcement and asset recovery. Further standout members of the team include Han Jahae, Thom Dieben, and Susanne van Breukelen.