Nicole Cleis

Nicole Cleis

Managing Associate
Dr. iur., LL.M., Attorney at Law




Direct phone: +41 58 658 51 88

Curriculum Vitae

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Areas of activity: Litigation Arbitration

Nicole Cleis advises and represents clients in international commercial and investment arbitration proceedings under various arbitration rules (including ICSID, ICC, Swiss Rules), as well as in proceedings before state courts. She specializes in resolving disputes in complex construction and infrastructure projects, and in the life sciences and consumer goods sectors (esp. food). In addition to her work as counsel, she also acts as an arbitrator.

Nicole Cleis holds a certificate of transnational law from the University of Geneva (2005), a law degree (lic. iur., summa cum laude, 2007) and a PhD (Dr. iur., summa cum laude, 2016) from the University of Basel, and an LL.M. from Harvard Law School (2014). During her PhD studies on the subject of the independence and impartiality of ICSID arbitrators, she was a visiting researcher at the University of California at Berkeley School of Law. She regularly publishes and speaks at international conferences on topics related to arbitration.

Prior to joining Walder Wyss, Nicole Cleis worked as an associate in leading Swiss law firms, and as an adjunct lecturer for international investment law at the University of Neuchâtel.

Nicole Cleis practices in German and English and also speaks Czech, French, Italian and Spanish. She is registered with the Zurich Bar Registry and admitted to practice in all Swiss courts.

Awards in Deutsche Telekom v. India Upheld in Switzerland Swiss Federal Court Dismisses Request for Review as Inadmissible and Belated

Commentary on Article 190a PILA (review)

Commentary on Article 43 Swiss Rules (Emergency Relief)

Liquidated Damages and Penalties in International Construction Agreements

Real Estate Sale and Purchase Agreements - Risks Associated with the Payment of the Broker's Commission by the Buyer / Bankruptcy of a Tenant of Business Premises / Liquidated Damages and Penalties in International Construction Agreements

Federal Supreme Court confirms EUR 1.5 billion arbitration award in favour of Türkmengaz

Federal Supreme Court re-confirms liability ruling in Natland v. Czech Republic: Czech Republic’s only loss in a solar case upheld

Ad hoc Arbitration

Federal Supreme Court annuls arbitration award in ISDS case: illegal limitation of “nationality planning” in Clorox v. Venezuela

Investment Treaty Arbitration 2020: Switzerland

Investment Treaty Arbitration 2019: Switzerland

The Independence and Impartiality of ICSID Arbitrators. Current Case Law, Alternative Approaches, and Improvement Suggestions

Investor-State Dispute Settlement at a Crossroads: Who Should Decide Transatlantic Investment Disputes?

How the Right to Privacy Became a Human Right

Risk of domestic violence as an obstacle to expulsion and extradition in the context of Art. 3 EHCR

A legal comparison of same-sex partnerships