Photo: © | Thomas Ulrich

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Twentieth Anniversary

Mammut is a partner in which i can trust since 1995. View the anniversary short film.

Kashmir-Expedition 2015

Thomas Senf, Dres Abegglen and Stephan Siegrist climb three virgin summits in India’s Kashmir Himalaya.


This project is bringing a virtual experience of the Eiger’s legendary north face to the public.

Portrait Stephan Siegrist

Read the portrait and get to know the highlights of his mountaineering career.