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International School of Mountaineering

Summer Alpine Mountaineering

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Summer Alpine Mountaineering

Our Courses allow you to progress in a logical, and thorough way, ensuring you get the full benefit from our courses and are able to move on the our more advanced courses if you wish.

Summer Highlights

  • Instructional courses
  • Guided climbing
  • Custom weeks for groups
  • Private Guiding
  • Expert guiding and instruction from experienced ISM Guides
  • A prestigious English speaking climbing and mountaineering school based in Leysin Switerland since 1965

Testimonials For ISM

Learned loads, the course is very carefully planned. Guiding and Instruction was excellent. Our ISM Guide was fantastic throughout & made the course really good fun. A very professional guide with a great sense of humour. Highly recommended.Summits & Skills 4000m 2026

Leigh Ritchie
Summits & Skills 4000m (Instructional Course)

Thanks for a great week, in some pretty challenging and extreme conditions. Thanks for keeping us safe, teaching us loads, and being all round fantastic fun. I'd look forward to coming on another trip with you guiding.

Steve

My son and I had a really great week, we have gained so many skills, as well as increasing our understanding of what it takes to begin alpine mountaineering safely.The venues used by Adrian were perfect & the Hotel PlanB & mountain hust were both greatSummits and Skills 4000m Summer 2026

Gary
Summits & Skills 4000m (Instructional Course)

Team Spotlight

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Adrian Nelhams

ISM Director and IFMGA British Mountain Guide

As Guide & then Director of ISM for 30 years, Adrian has shaped the school's philosophy & approach to mountaineering education. His passion for climbing, exploration & inspiring others drives ISM forward. For Adrian, mountains remain a…

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