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International School of Mountaineering
Kalymnos 1

Instructional Courses

 14 Kalymnos Grecia

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Private Guiding & Custom Weeks

Sun Rock Destinations

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Testimonials For ISM

Fantastic trip, both Steve and Sandy were amazing! Wholeheartedly loved the trip, already looking at doing another one!

Edward
Summits & Skills 4000m (Instructional Course)

The course content was brilliant. No knocking whatsoever. We had Jacky for the duration, and his experience shines through and his leadership. He taught me a lot of things, not just the black and white of things but actually quick methods to overcome tricky situations!

Andy Challenor
Summits & Skills 4000m (Instructional Course)

​Hi Eira! It is Maite from Spain again! Just a message to tell you that I spent a wonderful week and that both guides (Paolo and Christian) were superb.

Maite Iriarte

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Team Spotlight

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Adrian Nelhams

ISM Director and IFMGA British Mountain Guide

As a Director of ISM, Adrian splits his time between guiding, the ISM office, family and climbing for himself. During his 30+ year commitment to the team, Adrian has played a key role in the development of ISM.

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Knowledge Base

Some Tips for the First Time Outdoor Boulderer

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