Alexis de Siebenthal

General Services Officer

Alexis de Siebenthal came to HD in 2008 from the Permanent Mission of Switzerland to the World Trade Organization and European Free Trade Association where he had been working as an assistant for more than three years. Alexis had previously been in the travel industry, working in the road and traffic information department at Touring Club Suisse, and in communications for the air travel organisation, skyguide. He studied translation at the University of Geneva.


The Centre for Humanitarian Dialogue (HD) is a Swiss-based private diplomacy organisation founded on the principles of humanity, impartiality, neutrality and independence. Our mission is to help prevent, mitigate, and resolve armed conflict through dialogue and mediation.

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Foundation Board

As a Swiss nonprofit Foundation, HD is supervised by a Board, which serves on a voluntary basis. It sets the mission and the general policy of the Foundation and provides overall supervision of the development and implementation of the organisation’s programme and administration, as managed by the Senior Management Team.

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HD’s team has grown from a small group of 6 people in 1999 to more than 300 from over 40 different nationalities today, supervised by a 11 member Senior Management Team. The organisation is made up of individuals driven by meaningful objectives who are dedicated to making a difference through peace and mediation efforts.

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