Maren Klein

Portrait of Maren
Maren Klein is a member of NautaDutilh's Litigation & Arbitration and Competition & EU teams. She specialises in complex disputes at the intersection of Dutch procedural law, European Union law and international law. Maren represents clients in arbitration proceedings, court litigation and regulatory investigations, with a particular focus on enforcement and asset recovery, competition litigation and digital markets.

In addition, Maren is an active member of NautaDutilh’s Pro Bono group.
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  • Work highlights

    • Representing Moldovan investors in Dutch enforcement proceedings in relation to a USD 535 million SCC arbitral award against the Republic of Kazakhstan under the Energy Charter Treaty.
    • Defending a European state in enforcement proceedings relating to investment arbitration awards in the Netherlands.
    • Assisting a major beverage manufacturer in proceedings relating to damages for wrongful enforcement.
    • Assisting several Dutch companies in public enforcement proceedings before the Netherlands Authority for Consumers and Markets.
    • Representing a worldwide transport association in proceedings related to the Dutch aviation sector.
    • Various damages claims relating to competition law infringements, including matters involving cathode ray tubes (CRT) and canned vegetables.
  • Qualifications

    Maren obtained a bachelor's degree in Dutch and European Law (2018) and a master's degree in European Law, cum laude (2020), from Radboud University Nijmegen. She also holds an LL.M. (with honors) from Northwestern Pritzker School of Law in Chicago (2021) and a Postgraduate Diploma in EU Competition Law (with merit) from King's College London (2026).

    Maren is fluent in Dutch and English and conversational in Spanish and German.

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