Tuuli Timonen

Associate, Helsinki



Tuuli Timonen is a senior associate in the Firm's International Arbitration Practice Group. Before locating to Helsinki, Tuuli worked for several years at White & Case's Paris office and she also spent a year in the Firm's New York office.

Tuuli has represented a variety of clients from diverse industries at different stages of their disputes: from defining dispute resolution strategies and negotiating settlements to conducting arbitration proceedings until the enforcement of the award. Tuuli has experience in international commercial and investment treaty arbitrations, as well as in complex international construction disputes. She has represented clients in proceedings conducted under the ICC Rules, the SCC Rules, ICSID Rules, the FAI Rules as well as in ad hoc arbitrations. More recently Tuuli has been advising clients over dispute avoidance and dispute management related issues at the contract negotiations stage.

Tuuli is the founder and former president of New York University School of Law's International Arbitration Association and a former board member of Young Arbitration Club Finland. Tuuli regularly lectures on international dispute resolution in universities and conferences around Europe. She is also the co-editor of "Arbitration in Finland" (2017) and member of the board of the Arbitration Institute of Finland Chamber of Commerce (2019).

She is actively involved in the international Willem C. Vis Moot Court Competition, acting as a coach and arbitrator in the competition.

Who's Who Legal has voted her as a future leader in arbitration for 2017, 2018 and 2019.

Bars and Courts
New York State Bar
New York University

White & Case Bourse d'Etudes des Juristes d’Affaires scholarship

Law of International Economic Relations
Université Paris II Panthéon-Assas
Private International Law
Université Paris II Panthéon-Assas
Université de Nice Sophia Antipolis
Université de Nice Sophia Antipolis


Representation of a group of companies in an ICC arbitration regarding tax disputes arising out of an M&A transaction.

Representation of an owner in an ICC arbitration regarding the construction of a nuclear power plant.

Representation of an international energy insurer in an ad hoc arbitration, under the English Arbitration Act, regarding recovery for damage to a coal mine under a property damage insurance policy.

Representation of a Middle Eastern group in an ICC arbitration, conducted in French, with an African state, in connection with public works contracts, as well as enforcement proceedings in numerous jurisdictions worldwide.

Representation of the Ministry of Justice of Ukraine in an ICSID arbitration brought by a U.S. investor arising out of issues in the broadcasting sector.

Speaking Engagements

"Sanctions' Impact on the Performance and Enforcement of Parties' Obligations" (moderator): ICC YAF and YACF Joint Event: "Arbitrating East-West Disputes in the Time of Sanctions", Helsinki, April 2016

"Should Arbitral Tribunals Have a Gender Quota?": ArbitralWomen International Conference: "Improving the Role of Women in Dispute Resolution: Evolution or Revolution?", UNESCO, Paris, March 2016 and ArbitralWomen Dinner dedicated to "The Pledge", Geneva, April 2016

"International Energy Related Disputes": University of Reykjavik, April 2016 and University of Eastern Finland, October 2015

"International Arbitration Agreements": University of Helsinki, April 2016

"Dispute Resolution and Cross-Border M&A Agreements" (internal training): Helsinki, March 2016

"Step by Step Guide to International Arbitration: Focus on the ICC Procedure": University of Stockholm, October 2014 and 2015

"Governing Law and Dispute Resolution in JOAs": International Oil and Gas Events 2015 Conference: "Joint Operating Agreements: International Practices and Challenges", Lisbon, October 2015

"Efficiency in International Arbitration: Whose Duty Is It?" (moderator): Helsinki International Arbitration Day: "Arbitration Efficiency in the 21st Century: Possibilities and Pitfalls", Helsinki, May 2015

"Independence and Impartiality of Arbitrators in Small Countries" (moderator): YACF conference, Tallinn, April 2015

"International Energy Related Disputes": Universidade Catolica, Lisbon, November 2014


Governing Law and Dispute Resolution in Case of Default, Joint Operating Agreement: Applicability and Enforceability of Default Provisions, November 2018, (with Nika Larkimo)

Recent Trends in International Arbitration, 80 year anniversary book of the Board of Business Practice of the Finnish Chamber of Commerce, October 2017, (with Andrew de Lotbinière McDougall and Nika Larkimo)

Awards and Recognition

Lawyer Monthly Private Client Awards 2017 – Arbitration and Mediation Lawyer of the Year, Finland

Who's Who Legal: Future Leaders – Arbitration 2017, 2018 and 2019