Marnix Somsen

Practice Areas

Marnix specialises in regulatory and criminal enforcement. He represents corporations and financial institutions subject to investigations and enforcement proceedings, and is an expert

in export controls and economic sanctions. Marnix typically handles cross-border enforcement matters and internal investigations for EU companies involving one or more US or other foreign regulators. His experience spans the US, Europe, Africa and Asia.

Career

Recent work includes representing publicly listed companies in enforcement actions brought by the SEC, the FED, OFAC, BIS, the DoJ, the CFTC, the FCA, the SFO, BaFin, the AMF, the HKMA, the MAS, the JFSA, DNB, the OM and the AFM on a variety of regulatory and criminal charges.

Marnix typically handles cross-border enforcement matters and internal investigations for EU companies involving one or more US or other foreign regulators, drawing upon the resources of our international Best Friends network. Over the past few years, issues have included:

Libor and other financial benchmarks

FCPA and UKBA

other anti-bribery statutes

international sanction programs (UN, US, EU, Worldbank)

export controls

anti-money laundering

insider trading

market & price manipulation

banking & securities fraud

regulatory compliance failures

Marnix’s work includes international coordination among local law firms, reputational damage mitigation, remedial & disciplinary measures, press relations, market disclosures and managing voluntary self-disclosures. Currently the co-chair of the IBA Anti-Corruption Committee for the Netherlands, Marnix has recently co-edited Onderneming en Sanctierecht, a Nijmegen University textbook on regulatory and criminal enforcement. Formerly an editor in chief of Tijdschrift voor Sanctierecht & Compliance, the Dutch enforcement & compliance law review, Marnix now serves on its Board of Advisors.

Professional Memberships

Marnix is currently the co-chair of the IBA Anti-Corruption Committee for the Netherlands.

Formerly an editor in chief of Tijdschrift voor Sanctierecht & Compliance, the Dutch enforcement & compliance law review, Marnix now serves on its Board of Advisors.

Publications

Marnix has recently co-edited Onderneming en Sanctierecht, a Nijmegen University textbook on regulatory and criminal enforcement.