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Dorieke Overduin

Senior Counsel

Dorieke is Senior Counsel at Sovereign Arbitration Advisors. She specializes in international arbitration and litigation. She has experience with ICSID and UNCITRAL proceedings, appeared before the European Court of Justice and participated domestic court proceedings across diverse jurisdictions. She is qualified to practice law in the Netherlands.

Dorieke’s background is firmly rooted in the public sector, both in the EU and in the
Netherlands. She was part of the European Union’s negotiation teams with the United
States (TTIP) and Canada (CETA), has authored the 2019 Dutch model bilateral investment treaty and has led the team responsible for defending the Netherlands in national and international climate litigation and arbitration proceedings. Her expertise extends to the implementation and application of investment screening in the Netherlands and beyond.


Thanks to her experience, she’s uniquely equipped to support states across all stages of the investment process.

Industry experience

Arbitration & litigation
Climate regulation
Export controls & sanctions
Investment screening and economic security
Public policy




University of Groningen: Bachelor (LL.B.) in International and European Law

University of Groningen: Bachelor (BA) in International Relations

Maastricht University: LL.M in Globalization and Law

Georgetown University Law Centre: Master (LL.M) in International Business and Economic Law  (with distinction and Dean’s list)

Selected Representations

Investor-State Arbitration

Advisory Counsel to an Asian State in an ongoing investment arbitration related to
the renewable energy industry (engagement confidential).

Counsel to the Kingdom of the Netherlands in investment arbitration and domestic
litigation in relation to the phasing out of coal.

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