The Secretariat of the IHFFC

The Swiss Government provides the Commission, pursuing to Article 90, Paragraph 1, Sub-Paragraph f of the First Additional Protocol, with the necessary administrative facilities for the performance of its functions. Thus, Switzerland assumes the Secretariat of the Commission and offers the necessary locations for its performance.

The tasks of the Secretariat tasks, inter alia, to organise all the meetings of the Commission, its promotional missions and events, attendance to international conferences, to prepare the material and administrate the website of the Commission as well as to advise the Commission if needed. The finances of the Commission are also managed by the Secretariat. The Secretariat is furthermore at the disposal of the President of the Commission for any matter concerning the Commission.

International Humanitarian Fact-Finding Commission
Federal Palace North


3003 Bern

Telephone: + 41 (0)58 465 42 00
Fax: + 41 (0)58 465 07 67


The Secretariat is composed of:


Sandra Lendenmann Winterberg

Ambassador Sandra Lendenmann Winterberg currently serves as the Deputy Director within the Directorate of International Law (DIL) at the Federal Department of Foreign Affairs. In this role, she presides over the Division responsible for Human Rights, International Humanitarian Law, Counterterrorism Coordination, and Diplomatic and Consular Law.

Since joining the FDFA in 2009, her diplomatic career has allowed her to cover various functions both within Switzerland and abroad. Among her notable positions, she led Switzerland’s Human Rights Policy Office within the Peace and Human Rights Division, where her team played a key role in shaping the country's bilateral and multilateral human rights policies, and represented Switzerland in critical negotiations related to the international Arms Trade Treaty. She served as the Legal advisor to the Swiss Mission to the European Union in Brussels, offering her legal expertise and counsel in European affairs and handled bilateral matters related to the free movement of persons, energy, research and innovation as Deputy Head of the Europe Division. Her diplomatic training took her to the Swiss Embassy in Sri Lanka and the Office of the State Secretary for Foreign Affairs.

Sandra is a distinguished graduate with a law degree from the University of Zurich, Switzerland. She is a member of the Bar Association of the Canton of Zurich and previously worked as an attorney specializing in dispute resolution and international trade matters at one of Switzerland's prominent business law firms.


Jonathan Cuénoud


Jonathan Cuénoud is Deputy Head of the Section of International Humanitarian Law and International Criminal Justice within the Directorate of International Law of the Federal Department for Foreign Affairs (FDFA). He has been Senior Legal Advisor on International Humanitarian Law at the Permanent Mission of Switzerland to the United Nations Office and to the other international organizations in Geneva. Before joining the FDFA, he has worked as a legal officer at the International Committee of the Red Cross (ICRC) and the Liaison Office for Switzerland and Liechtenstein of the United Nations Commissioner for Refugees (UNHCR).

He holds a Master's degree in international and European law from the University of Neuchâtel (Switzerland) and an LL.M. in international humanitarian law from the Geneva Academy of International Humanitarian Law and Human Rights.


Sonja Möri


Sonja Möri assists the Secretariat of the IHFFC and, in that capacity, covers all tasks related to the administration of the Commission.

Prior to that she worked for the Business School of Bern University of Applied Sciences, where she was responsible for the process of all incoming exchange students.  





























IHFFC International Humanitarian Fact-Finding Commission
Kochergasse 103003 BernSwitzerlandTel +41 (0)58 465 42 00