Investment Arbitration · EU Law · Economic Security

Prof. Dr. Steffen Hindelang, LL.M.

Professor of International Investment & Trade Law at Uppsala University · ICSID Arbitrator & Independent Legal Expert · Executive Director, CELIS Institute

Academic

Full Professor

Uppsala University · Faculty of Law

Legal Practice

Legal Expert Advisor & ICSID Arbitrator

Investment Arbitration · EU Law & Foreign Trade · 10+ Jurisdictions · Since 2011

Policy & Research

Executive Director, CELIS Institute

Investment Security, Competitiveness, Open Markets

Academic

Full Professor of International Investment & Trade Law

Director of the Master's Programme in Investment Treaty Arbitration at Uppsala University. Research and teaching in international investment and trade law, investor-State dispute settlement, EU trade and investment agreements, investment screening, and geoeconomics. Member of the Board of Directors, Swedish Institute of International Law.

Investment Treaty Arbitration WTO Law ISDS Reform Investment Screening
Legal Practice

Legal Expert Advisor & ICSID Arbitrator

Independent Practice · Since 2011

Independent legal expert advisor in international investment arbitration, EU law, and foreign trade law. Advises states and institutions in contentious arbitration and enforcement proceedings before ICSID, SCC, PCA, and national courts across 10+ jurisdictions. Appointed to the ICSID Panel of Arbitrators by the Federal Republic of Germany (2025–2031). Registered law expert at the Singapore International Commercial Court (since 2025).

ICSID Arbitration Investment Protection Award Enforcement EU Law Foreign Trade Law
Policy & Research

Executive Director & Co-Founder, CELIS Institute

CELIS Institute, Berlin · Since 2020

Co-founder and Executive Director of the CELIS Institute (Common European Law on Investment Screening), the leading international forum for research and policy dialogue on FDI screening and economic security. Research spans the Europeanization of FDI screening, administrative cooperation under the evolving EU FDI Screening Regulation, geopolitical dimensions of investment policy, and the interface between open markets, competitiveness, and security. CELIS fosters dialogue between policymakers, the investment community, and academia on investment screening and economic security.

Recent: Europeanization of FDI Screening Through Soft Law? Administrative Cooperation under the 2024 Commission Proposal for an Updated EU FDI Screening Regulation (with Jan Philipp Huth), Global Trade and Customs Journal, Vol. 20 (2025), No. 11 & 12

FDI Screening Economic Security Soft Law EU Regulation
Fields of Expertise

Combining Arbitration, EU Law
and Economic Security

Arbitration & Dispute Resolution

  • Investment Treaty Arbitration (ISDS)Expert advisory and arbitrator appointments in ICSID, SCC, PCA, and UNCITRAL proceedings. Substantive protection standards, jurisdictional questions, intra-EU arbitration.
  • Investment Award EnforcementExpert witness in award enforcement and recognition proceedings before courts in the United States, Australia, Israel, and Singapore.
  • Annulment & Set-Aside ProceedingsExtensive experience with ICSID annulment proceedings and set-aside before national courts (including in Sweden and Germany), as well as challenges to arbitral awards.
  • Commercial ArbitrationExpert advisory on EU sanctions and trade law in commercial arbitration proceedings (SCC and other forums).

EU Law & Economic Security

  • Investment Screening & FDI SecurityEU and national FDI screening frameworks; German Foreign Trade Act; EU Screening Regulation. Advising investors and governments on notification, review, and compliance.
  • EU Sanctions & Export ControlAdvisory on EU sanctions regimes, dual-use export control, and the interplay with investment transactions and arbitration proceedings.
  • EU External Trade & Investment PolicyCommon Commercial Policy, comprehensive free trade agreements. Advisor to the European Parliament and European Commission on trade agreements and ISDS reform.
  • EU Law & CJEU JurisdictionJurisdictional conflicts between the CJEU and international tribunals, autonomy doctrine, free movement of capital, sovereign debt, State aid, and direct taxation.
Selected Experience

Representative Matters

Expert advisory and arbitrator engagements in adversarial proceedings and advisory mandates before international tribunals and national courts.

ICSID
Expert Witness for Spain
Eiser Infrastructure Limited and Energía Solar Luxembourg S.à r.l. v. Kingdom of Spain (reinitiated)

ICSID Case No. ARB/13/36 (ICSID Convention) — Reports on the "clean hands" doctrine in public international law

SCC
Expert Witness for Spain
Green Power Partners K/S, SCE Solar Don Benito APS v. Kingdom of Spain

SCC Case No. V.2016/135 (SCC Arbitration Rules) — Reports on investment law and EU law

ICSID
Expert Witness for Spain
Portigon AG v. Kingdom of Spain

ICSID Case No. ARB/17/15 (ICSID Convention) — Reports on investment law and EU law

ICSID
Expert Witness for Spain
European Solar Farms A/S v. Kingdom of Spain

ICSID Case No. ARB/18/45 (ICSID Convention) — Reports on investment law and EU law, including rebuttal reports

ICSID
Arbitrator (appointed by Denmark)
Donatas Aleksandravicius v. Kingdom of Denmark

ICSID Case No. ARB/20/30 (ICSID Convention)

ICSID
Expert Witness for Spain
Spanish Solar 1 Limited and Spanish Solar 2 Limited v. Kingdom of Spain

ICSID Case No. ARB/21/39 (ICSID Convention)

ICSID
Expert Witness for Spain
WOC Photovoltaik Portfolio GmbH & Co. KG and Others v. Kingdom of Spain

ICSID Case No. ARB/22/12 (ICSID Convention)

PCA / The Hague
Expert Witness
Permanent Member of the UN Security Council — Major Investment Arbitration

Expert witness in a major investment arbitration administered by the Permanent Court of Arbitration

Scholarship

Publications

Selected publications. Full list available on the publications page.

2019

Freiheit und Kommunikation – Zur verfassungsrechtlichen Sicherung kommunikativer Selbstbestimmung in einer vernetzten Gesellschaft

Monograph (Habilitation) · Springer, 446 pp.
Monograph
DOI →
2009

The Free Movement of Capital and Foreign Direct Investment

Monograph (Dissertation) · Oxford University Press, 464 pp.
Monograph
DOI →
2025

The Law and Geoeconomics of Investment Screening

Edited Volume (with Jens Hillebrand Pohl, Janosch Wiesenthal, Thomas Papadopoulos) · Springer, 268 pp.
Edited Volume
DOI →
2025

What are Socio-Economic Constitutions?

Edited Volume (with Stefan Korte and Nils Schaks) · YSEC Yearbook 2024, Springer, 307 pp.
Edited Volume
DOI →
2022

Triangulating Freedom of Speech: Business, Social Rights, and the Freedom of Speech in a Digital Age

Edited Volume (with Andreas Moberg) · YSEC Yearbook of Socio-Economic Constitutions 2021, Springer, 264 pp.
Edited Volume
DOI →
2021

A Common European Law on Investment Screening

Edited Volume (with Andreas Moberg) · YSEC Yearbook of Socio-Economic Constitutions 2020, Springer, 853 pp.
Edited Volume
DOI →
2016

Shifting Paradigms in International Investment Law – More Balanced, Less Isolated, Increasingly Diversified

Edited Volume (with Markus Krajewski) · Oxford University Press, 496 pp.
Edited Volume
DOI →
forthc.

Europeanization of FDI Screening Through Soft Law? Administrative Cooperation under the 2024 Commission Proposal for an Updated EU FDI Screening Regulation

With Jan Philipp Huth · Global Trade and Customs Journal, vol. 20, No. 11&12
Journal Article
DOI →
2021

Recent Changes in the German Investment Screening Mechanism in Light of the EU Screening Regulation

With Teoman M. Hagemeyer-Witzleb · Central European Journal of Comparative Law, vol. 2, No. 2, pp. 39–64
Journal Article
DOI →
2020

The Art of Casting Political Dissent in Law: The EU's Framework for the Screening of Foreign Direct Investment

With Andreas Moberg · Common Market Law Review, vol. 57, No. 5, pp. 1427–1460
Journal Article
DOI →
2019

Conceptualisation and Application of the Principle of Autonomy of EU Law — The CJEU's Judgment in Achmea Put in Perspective

European Law Review, vol. 44, No. 3, pp. 383–400
Journal Article
2017

Enemy at the Gates? Die aktuellen Änderungen der Investitionsprüfvorschriften in der Außenwirtschaftsverordnung im Lichte des Unionsrechts

With Teoman M. Hagemeyer · Europäische Zeitschrift für Wirtschaftsrecht, No. 22, pp. 882–890
Journal Article
2016

The Day after: Alternatives to Intra-EU BITs

With Teis Tonsgaard Andersen · Journal of World Investment & Trade, vol. 17, No. 6, pp. 984–1014
Journal Article
DOI →
2015

Repellent Forces: The CJEU and Investor-State Dispute Settlement

Archiv des Völkerrechts, vol. 53, No. 1, pp. 68–89
Journal Article
DOI →
2012

Circumventing Primacy of EU Law and the CJEU's Judicial Monopoly by Resorting to Dispute Resolution Mechanisms Provided for in Inter-se Treaties? The Case of Intra-EU Investment Arbitration

Legal Issues of Economic Integration, vol. 39, No. 2, pp. 179–206
Journal Article
DOI →
2025

The Freedom to Invest in the EU's Internal Market from Third States

In: Groussot, Öberg, Butler (eds.), The EU Law of Investment: Past, Present, and Future · Hart Publishing, pp. 17–29
Book Chapter
DOI →
2025

Advances in Investment Screening under EU Law

With Andreas Moberg · In: Cordonier Segger, Gleason, Stephenson (eds.), Research Handbook on Investment Law and Sustainable Development · Edward Elgar, pp. 95–116
Book Chapter
DOI →
2024

Annulment and Set-Aside

With Julia Nassl · In: Fach Gómez & Titi (eds.), The Award in International Investment Arbitration · Oxford University Press, pp. 279–300
Book Chapter
DOI →
2023

Risking the Rule of Law? Investment Protection Standards, Human Rights, and Sustainable Development

With Patricia Sarah Stöbener de Mora & Niels Lachmann · In: Reinisch & Schill (eds.), Investment Protection Standards and the Rule of Law · Oxford University Press, pp. 279–300
Book Chapter
DOI →
2021

The Price for a Seat at the ISDS Reform Table — CJEU's clearance of the EU's investment protection policy in Opinion 1/17

In: Biondi & Sangiuolo (eds.) · Edward Elgar, pp. 127–153
Book Chapter
DOI →SSRN →
2021

A Complex Setting of Cooperation and (Potential) Conflict: Regulation (EU) 2019/452 in a Doctrinal Perspective

With Andreas Moberg · YSEC Yearbook, Springer, pp. 837–852
Book Chapter
DOI →
2020

Parallel Administration of Justice and the Court of Justice of the European Union

In: Hörnle, Möllers & Wagner (eds.), Gerichte und ihre Äquivalente · Nomos, pp. 45–72
Book Chapter
DOI →
2024

Towards a Centralisation of FDI Screening in the EU? On the Functioning and Effects of the Cooperation Mechanism

With Jan Philipp Huth · CELIS Blog, 25.09.2024
Policy Blog
Read →
2023

Achmea Goes to Washington – How a US District Court Enforces EU Law

With Argha Kumar Jena & Julia Nassl · Verfassungsblog, 19.04.2023
Policy Blog
DOI →
2019

EU Investment Protection after the ECJ Opinion on Singapore & Stocktaking of Investment Protection Provisions

With Jurgita Baur · Study for the European Parliament, March 2019
Policy Report
DOI →
2019

Debate: A Common European Law on Investment Screening?

With Andreas Moberg · Verfassungsblog, 04.02.2019
Policy Blog
DOI →
2018

The Limited Immediate Effects of the CJEU's Achmea Judgment

Verfassungsblog, 09.03.2018
Policy Blog
DOI →
2017

In Pursuit of an International Investment Court — Recently Negotiated Investment Chapters in EU Comprehensive Free Trade Agreements in Comparative Perspective

With Teoman M. Hagemeyer · Study for the European Parliament, July 2017, 217 pp.
Policy Report
Read →
Background

Curriculum Vitae

Since 2020
Professor of International Investment & Trade Law
Uppsala University, Faculty of Law · Sweden
Director, Master's Programme in Investment Treaty Arbitration · Member, Board, Swedish Institute of International Law
2017 – 2022
Professor of EU and International Law (with special responsibilities)
University of Southern Denmark (Syddansk Universitet) · Denmark
2011 – 2020
Adjunct Faculty
Humboldt-Universität zu Berlin, Law School · Germany
2011 – 2017
Juniorprofessor of Public Law in an International Context
Freie Universität Berlin · Germany
2017 – 2025
Adjunct Faculty (Energy Investment & Trade Law)
Technische Universität Berlin · Germany
Guest Professorships
Guest Professor
Bucharest (2024) · Ca' Foscari Venice (2021) · Nagoya (2018) · Uppsala (2017) · Mannheim (2017) · Turkish-German Univ. (2017, 2018) · MGIMO Moscow (2014–2015) · Lausanne (2014) · Bocconi Milan (2012)
Since 2011
Independent Legal Expert & ICSID Arbitrator
Independent Practice
ICSID Panel of Arbitrators (designated by Germany, 2025–2031); Singapore International Commercial Court (since 2025)
Since 2020
Executive Director & Co-Founder, CELIS Institute
Berlin · Germany
2019
Habilitation "by monograph" — Venia Legendi
Humboldt-Universität zu Berlin · Public International Law, EU Law, Constitutional & Administrative Law
2008
Dr. iur. (Ph.D. in Law)
Eberhard Karls Universität Tübingen · Germany
2007 – 2009
Rechtsassessor (Zweite Juristische Staatsprüfung)
German State of Baden-Württemberg
Stages: Federal Ministry of Economics (Div. Foreign Investments), Gleiss Lutz (Litigation & Arbitration), CMS Hasche Sigle
2003
Erste Juristische Staatsprüfung (J.D. equivalent)
Philipps-Universität Marburg · Germany
2001
LL.M. in International, European & Commercial Law
University of Sheffield · United Kingdom
Full Curriculum Vitae

Complete academic and professional CV — updated March 2026.

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Recognition

Honours & Appointments

2025–2031

ICSID Panel of Arbitrators

Designated by the Federal Republic of Germany

2025–2026

Registered Law Expert

Singapore International Commercial Court

2019–2025

ICSID Panel of Conciliators

Designated by the Federal Republic of Germany

2018–2023

List of Experts

Committee on International Trade, European Parliament

Ongoing

EU List of Arbitrators & TSD Experts

European Union List of Candidates Eligible for Appointment

2016

26th Swedish Prize for Excellence in International Economic & EU Law Research

Riksbankens Jubileumsfond / Alexander von Humboldt Stiftung

2009

Doctoral Thesis Prize

Reinhold und Maria Teufel Stiftung

2005–2008

Merit Doctoral Scholarship

Stiftung der Deutschen Wirtschaft (Foundation of German Business)

Ongoing

Editorial Board

Journal of World Investment & Trade (since 2024)

Contact

Get in Touch

For enquiries regarding expert mandates in investment arbitration and enforcement proceedings, advisory on investment screening and EU law, policy consultation, academic collaboration, and media requests.

Position
Full Professor of International Investment & Trade Law
Uppsala University, Faculty of Law
Institute
CELIS Institute — Executive Director & Co-Founder, Berlin
Arbitrator
ICSID Panel of Arbitrators (Federal Republic of Germany, 2025–2031)