Leading legal minds

Veijo Heiskanen





Finnish, English

French, Swedish, German



Veijo Heiskanen specializes in international arbitration, including investment arbitration, and in public international law. He has acted as counsel and arbitrator in numerous international arbitration proceedings under the rules of the ICC, ICSID, WIPO, UNCITRAL, Swiss Chambers, SCC, Cairo Regional Center for International Commercial Arbitration - CRCICA, and various national chambers of commerce. His experience as counsel includes representing governments and foreign investors in many state-investor disputes in the energy, infrastructure and mining sectors, as well as in gas pricing and construction arbitrations. He has also been acting for many years as arbitrator in both commercial and investment arbitrations, including as presiding arbitrator in several disputes arising out of complex commercial and real estate developments, energy, construction and infrastructure projects, as well as in several high-value gas pricing and intellectual property disputes. He is a member of several panels of arbitrators, including ICSID, ICDR Energy Arbitrators List, Singapore International Arbitration Centre (SIAC) and Hong Kong International Arbitration Centre (HKIAC), and of numerous professional associations, including IBA, ILA, American Society of International Law, LCIA, IAI, ASA and Finnish Arbitration Association.


Veijo Heiskanen graduated from the University of Helsinki (LL.B., 1983; LL.Lic., 1985) and holds an LL.M. and a Doctorate of Juridical Science (S.J.D.) from Harvard Law School (1988 and 1992).  He is Adjunct Professor of International Arbitration at the University of Lausanne and taught at the Hague Academy of International Law (2002).


And Others: Mass Claims in ICSID ArbitrationVeijo Heiskanen, 2015

In: Meg Kinnear, Geraldine R. Fischer, Jara Mínguez Almeida et al. (Eds.), Building International Investment Law - The First 50 Years of ICSID, Kluwer Law International, The Netherlands, 2015, chapter 44

Key to Efficiency in International ArbitrationVeijo Heiskanen, 2015

ICSID Review – Foreign Investment Law Journal, Vol. 30, 2015, pp. 481-485

Applicable Law: Jus ad Bellum, Jus in Bello and the Legacy of the UN Compensation CommissionVeijo Heiskanen, Nicolas Leroux, 2015

In: Timothy J. Feighery, Christopher S. Gibson, Trevor M. Rajah (Eds.), War Reparations and the UN Compensation Commission: Designing Compensation After Conflict, Oxford University Press, 2015, pp. 51-80

Post-Award RemediesVeijo Heiskanen, Laura Halonen, 2014

In: Giorgetti (Ed.), Litigating International Investment Disputes: A Practitioner's Guide, Brill/Nijhoff, 2014, pp. 497-526

Aristotle’s Statistics: Consistency and Accuracy in International Mass ClaimsVeijo Heiskanen, Sandrine Giroud, 2014

In: Arthur W. Rovine (Ed.), Contemporary Issues in International Arbitration and Mediation. The Fordham Papers 2013, Brill Nijhoff, 2014, pp. 109-122

Ménage à trois : Jurisdiction, Admissibility and Competence in Investment Treaty ArbitrationVeijo Heiskanen, 2014

ICSID Review - Foreign Investment Law Journal, Vol. 29, 2014, pp. 231-246

And/Or: The Problem of Qualification in International ArbitrationVeijo Heiskanen, 2010

Arbitration International, Vol. 26 (4), 2010, pp. 441-466

Of capital import: The definition of investment in international investment lawVeijo Heiskanen, 2010

In: Anne K. Hoffmann (Ed.), Protection of Foreign Investments through Modern Treaty Arbitration: Diversity and Harmonisation, ASA Special Series (No. 34), 2010, pp. 51-73

State as a private: The participation of States in international commercial arbitrationVeijo Heiskanen, 2010

Transnational Dispute Management, Vol. 7, Issue 1, April 2010, pp. 1-13

Book review: Aspects philosophiques du droit de l'arbitrage international, by Emmanuel GaillardVeijo Heiskanen, 2009

European Journal of International Law, 2009, Vol. 20, No. 3, pp. 942-947

Domestic review of investment treaty arbitrations: the Swiss experienceMatthias Scherer, Veijo Heiskanen, Samuel Moss, 2009

ASA Bull. 2/2009, Vol. 27, pp. 256-279

Forbidding dépeçage: Law governing investment treaty arbitrationVeijo Heiskanen, 2009

32 Suffolk Transnational Law Review, 2009, pp.367-408

Arbitrating mass investor claims: Lessons of international claims commissionsVeijo Heiskanen, 2009

In: Permanent Court of Arbitration (Ed.), Chapter 12, "Multiple Party Actions in International Arbitration", Oxford University Press, Oxford, 2009, pp. 297-323

Arbitrary and unreasonable measuresVeijo Heiskanen, 2008

In: A. Reinisch (Ed.), Standards of Investment Protection, Oxford University Press, 2008, pp. 87-110

Unreasonable or discriminatory measures as a cause of action under the Energy Charter TreatyVeijo Heiskanen, 2007

International Arbitration Law Review, 2007, Vol. 10, Issue 3, pp. 104-110

The doctrine of indirect expropriation in light of the practice of the Iran-United States Claims TribunalVeijo Heiskanen, 2007

The Journal of World Investment & Trade, 2007, Vol. 8, No 2, pp. 215-231

Reparations for historical wrongs: From ad hoc mass claims programs to an international framework program? Marc Henzelin, Veijo Heiskanen, Antoine Romanetti, 2006

Uluslararasi Suçlar ve Tarih, 2006, pp. 91-118

Book review: The World Trade Organization: Legal, economic and political analysis, by Patrick F.J. Macrory, Arthur E. Appleton and Michael G. Plummer (Eds.)Veijo Heiskanen, 2006

Journal of World Trade, 2006, Vol. 40, pp. 1149-1154

Dealing with Pandora: The concept of 'merits' in international commercial arbitrationVeijo Heiskanen, 2006

Arbitration International, 2006, Vol. 22, No. 4, pp. 597-611

Reparations to victims before the international criminal court: Lessons from international mass claims processesMarc Henzelin, Veijo Heiskanen, Guenaël Mettraux, 2006

Criminal Law Forum, 2006, Vol. 17, pp. 317-344

Oil platforms: Lessons of dissensusVeijo Heiskanen, 2005

Nordic Journal of International Law, 2005, Vol. 74, pp. 179-208

The sardines decision: Fish without chips?Veijo Heiskanen, Appleton Arthur, 2005

In: Mitchell (Ed.), Challenges and Prospects for the WTO, Cameron May, London, 2005, pp. 165-192

CRT-II: the second phase of the Swiss banks claims processVeijo Heiskanen, 2004

In: Boisson de Chazournes/Quéguiner/Villalpando (Eds.), Crimes de l'histoire et réparations : les réponses du droit et de la justice, Editions Bruylant, Brussels, 2004, pp. 147-162

The regulatory philosophy of international trade lawVeijo Heiskanen, 2004

Journal of World Trade, 2004, Vol. 38, pp. 1-36

Housing and property restitution in KosovoVeijo Heiskanen, Dodson Alan, 2003

In: Leckie (Ed.), Returning Home: Housing and Property Restitution Rights of Refugees and Displaced Persons, Ardsley N.Y., Transnational Publishers, 2003, pp. 225-242

Speeding the resolution of mass claim using information technologyVeijo Heiskanen, 2003

Dispute Resolution Journal, 2003, Vol. 58, pp. 79-84

SwitzerlandVeijo Heiskanen, Gilliéron Philippe, 2003

In: Barber/Gibson (Eds.), Online Service Providers: International Law and Regulation, Dobbs Ferry NY, Oceana Publications, 2003, pp. SWI 1-28

The United Nations Compensation CommissionVeijo Heiskanen, 2003

Collected Courses of the Hague Academy of International Law, 2003, Vol. 296, pp. 259-393

Dispute resolution in international electronic commerceVeijo Heiskanen, 1999

Journal of International Arbitration, 1999, Vol. 16, pp. 29

UN Compensation Commission panel sets precedents on government claimsVeijo Heiskanen, O'Brien Robert C., 1998

American Journal of International Law, 1998, Vol. 92, pp. 339 ss

Jurisdiction v. Competence: Revisiting a frequently neglected distinctionVeijo Heiskanen, 1994

Finnish Yearbook of International Law, 1994, Vol. 5, pp. 1 ss

The arbitration commission of the international conference on the Former YugoslaviaVeijo Heiskanen, 1994

Lakimies, 1994, Vol. 2, pp. 173 ss (in Finnish)

Applicable law in international commercial arbitrationVeijo Heiskanen, 1993

Finnish Yearbook of International Law, 1993, Vol. 4, pp. 98 ss

The Iran-United States Claims TribunalVeijo Heiskanen, 1993

(in collaboration with Bosman L., Brunetti M., Hagen-Egas Reparaz D., Mäkelä S., Marteau H., Takamaa K.) The Hague Yearbook of International Law, 1993, Vol. 6, pp. 239 ss

The Iran-United States Claims TribunalVeijo Heiskanen, 1992

(in collaboration with Brunetti M., Hagen-Egas Reparaz D., Mäkelä S., Muls D., Wilbers E.) The Hague Yearbook of International Law, 1992, Vol. 5, pp. 237 ss

The Iran-United States Claims TribunalVeijo Heiskanen, 1991

(in collaboration with Hagen-Egas Reparaz D., Kroeskop A., Kuokkanen T., Muls D., Wilbers E.) The Hague Yearbook of International Law, 1991, Vol. 4, pp. 280 ss

Academic Positions

Adjunct Professor

University of Lausanne

International arbitration

2009 -

Adjunct Professor

University of Helsinki

International Law

1998 -


Hague Academy of International Law



Selection of recent conferences (for a complete list, please contact Dr. Veijo Heiskanen):

U.S. Energy Stream Oil and Gas Intelligence4th London Gas & LNG Forum
London, 13-14 September 2017
Speaker: The Gas Supply Contracts in the New LNG Driven Market

For more information, see the programme and the site.

C5 Communications LtdLong Term Gas Supply Contracts: Europe
Berlin, 5-6 July 2017
Speaker: Is there a lex mercatoria emerging for long-term gas contracts?

For more information see the programme and the site

SC EurasiaEurasian Natural Gas Infrastructure Conference
Athens, 22-23 June 2016
Speaker: What is the appropriate legal framework for cross-border gas pipeline projects?

For more information, see the programme. For further information see

Arbitration Institute of the Stockholm Chamber of CommerceInvestment Arbitration under the SCC Rules
Frankfurt,11 March 2016
Speaker: Efficient presentation of evidence: Issues of confidentiality and privilege

For more information, see the programme.

University of CambridgeCambridge Arbitration Day 2016
Cambridge, 5 March 2016
Speaker: Multiple Parties in International Arbitration

For more information, see the programme.

Georgian International Arbitration Centre (GIAC)GIAC Arbitration Days 2015
Tbilisi, 8-10 October 2015
Speaker: Corruption in Arbitration - Must or May an Arbitrator Refer Suspicions of Corruption to Competent Authorities?

For more information, see the programme.

London Court of International Arbitration (LCIA)LCIA European Users’Council Symposium
Vienna, 4 October 2015
Co-Chair: Practice and Procedure

For more information, see the programme.

Arbitration Institute of the Finland Chamber of CommerceHelsinki International Arbitration Day
Helsinki, 28 May 2015
Keynote Speaker: Key to Efficiency in International Arbitration

(Published as a Kluwer Arbitration Blog)


For more information see the programme.

Global Energy GenevaGlobal Energy 2014 Conference
Geneva, 2 December 2014
Speaker: Regulation and Liberalization of Gas Markets in Europe: Lessons for the Industry

For more information, see the programme and the presentation.

Global Arbitration Review (GAR)GAR Live Dubai
Dubai, 20 November 2014
Speaker: The Future of Investment Arbitration in the Middle East

For more information, see the programme.

The Danish Institute of ArbitrationArbitration of Energy Disputes: New Challenges
Copenhagen, 1-2 September 2014
Speaker on panel “Dispute settlement options for environmental disputes in the context of energy projects”

For more information see the programme.

C5 Communications LtdLong Term Gas Supply Contracts
Berlin, 2-3 July 2014
Speaker: How to Prove a Clear Trigger Event for a Price Reopener

For more information, see the programme.

International Council for Commercial Arbitration (ICCA) 22nd ICCA Congress
Miami, 6-8 April 2014
Speaker on panel “Universal Arbitration”

For more information see the programme.

C5 Communications LtdLong Term Gas Supply Contracts
Berlin, 2-3 July 2013
Speaker: Overcoming the Challenges of Confidentiality and Disclosure in Price Review Disputes

For more information, please see attached.

Global Arbitration Review (GAR)GAR Live Turkey
Istanbul, 4 June 2013
Speaker: What kind of disputes are likely to emanate from Turkey in the coming years?

For more information, please see conference report here.

Ukrainian Bar AssociationKiev Arbitration Days 2012: Think Big !
Kiev, 15-16 November 2012
Speaker: Commencing Investment Treaty Arbitration: ICSID v. Non-ICSID

For more information, please see the programme.

AAA ICDR ICC ICSID Joint Colloquium “Frontiers of Arbitration”29th Joint Colloquim
Washington, DC, 2 November 2012
Speaker: Mass Arbitrations: Is There a Need for Specialized Rules?

For more information, please see the programme.

University of BucharestInternational Conference
Bucharest, 6-7 September 2012
Speaker: Applicable Law in Investment Treaty Arbitration

For more information, please see the programme.

International Law Association (ILA)75th ILA Conference
Sofia, 26–30 August 2012
Speaker: New Developments in ICSID Arbitration: MFN Treatment

For more information, please see the programme.

World Trade InstituteSummer Academy: Dispute Settlement in International Investment Agreements: Recent Trends and the Way Forward
Bern, 14 July 2011
Speaker: Execution and Enforcement of Awards outside the ICSID System

For more information see the WTI website.

Union Internationale des AvocatsCurrent Hot Topics in International Arbitration
Copenhagen, 8 April 2011
Speaker: Divided Intentions: The Brave New European International Investment Policy

For more information see the UIA website.

International Bar Association – First Ukrainian International ConferenceInternational Dispute Resolution: Ukraine, Russia and CIS countries
Kiev, 23 November 2010
Speaker: States in International Commercial Arbitration: Concept and Jurisdiction

For more information see the programme.

International Arbitration Institute (IAI)Jurisdiction in Investment Treaty Arbitration
Paris, 14 October 2010
Speaker: Is there a distinction between jurisdiction ratione temporis and substantive protection ratione temporis?

For more information see the conference programme.

Investment Treaty Forum – British Institute of International and Comparative LawRecent developments in Investment Arbitration Procedure
London, 10 September 2010
Chair of panel: The Question of Costs: A Rising Concern

For more information see the programme.

Singapore International Arbitration Forum 2010Investment Arbitration: Perils and Possibilities
Singapore, 21-22 January 2010
Speaker: Investment arbitration: perils and possibilities – States’ reactions

For more information see the programme.

ICC TurkeyInternational Arbitration
Ankara, 3 April 2009
Speaker: State entities in international commercial arbitration: Some strategic considerations

World Jurist AssociationTwenty-Third Biennial Congress: International Investment law
Kiev, 22-25 March 2009
Speaker: Towards free movement of international capital? The scope of foreign investment protection in bilateral investment treaties

For further information see the congress programme.

Suffolk University Law School and the American Society of International Law (ASIL)Symposium on Investor-State Arbitration: Perspectives on Legitimacy and Practice.
Suffolk, 31 October 2008
Speaker: The law governing the agreement to arbitrate in investment treaty arbitration

The papers of the symposium will be published in a special issue of the Suffolk Transnational Law Review.

International Bar Association (IBA)Annual Conference
Buenos Aires, 12–17 October 2008
Speaker: Applications for annulment of investor-state awards by national courts

United Nations Conference on Trade and Development (UNCTAD) / Cairo Regional Centre for International Commercial ArbitrationInvestor-State Disputes Settlement: Challenges and Perspectives for Arab Countries
Cairo, 14 -15 May 2008
Speaker: The definition of investment and investor in international investment law

Swiss Invest ForumProtection on Foreign Investments through Modern Treaty Arbitration
Zurich, 7 March 2008
Speaker: The definition and interpretation of the concept of investment

For further information see the organizer's website.

British Institute of International and Comparative Law (BIICL)Domestic Review of Investment Treaty Arbitrations
London, 17 January 2008
Speaker: The Swiss experience in reviewing investment treaty awards

For further information see the BIICL website.

International Law and International Relations Sections of the University of ViennaInternational investment arbitration - Standards of Investment Protection
Vienna, 21 September 2007
Speaker: Arbitrary and unreasonable measures

For more information see the organizer's website.

Permanent Court of Arbitration (PCA) / Houston International Arbitration Group / University of Texas Law SchoolMultiple parties, multiple problems – Consent, procedure and enforcement in commercial and investment arbitrations
Peace Palace The Hague, 10-11 May 2007
Chair, speaker

Chair: The arbitration and the international claims

Speaker: Arbitrating international claims? Lessons of international claims commissions

Al-Quds UniversityThe International Conference on the Palestinian Refugees: Conditions and Recent Developments
Jerusalem, 25-26 November 2006
Speaker: International claims commissions in a historical and conceptual perspective

State Chancellery of the Republic of LatviaTopicalities in International Commercial Arbitration
Riga, Latvia, 4-5 September 2006
Speaker: Regulatory expropriation

For more information, see the programme.

10th Geneva Global Forum on ArbitrationGeneva, 3-4 December 2003
Panelist, speaker

Panelist: Innovations to speed mass claims - The experiences of international mass claims tribunals and the American Arbitration Association

Speaker on evidence and burden of proof before international claims tribunals