Skip to Main Content
International School of Mountaineering
Summer Alpine 2

Instructional Courses

 Walking along a ridge

Guided Courses

 Summer Alpine 1

Private Guiding & Custom Weeks

Summer Alpine Mountaineering

Refine Courses

Intro Summer Mountaineering Alps 1

Summits & Skills 4000m (Instructional Course)

Level 1: Instructional Courses

May 2026 - Sep 2027
4:1 Ratio
£1,945
Level 2 Summer Mountaineering Alps 1

Classic AlpinISM (Instructional Course)

Level 2: Instructional Courses

Jun 2026 - Sep 2027
3:1 Ratio
£1,995
Monte Rosa Mountaineering 4000m Peaks Traverse 2

Monte Rosa 4000ers

Level 2: Guided Courses

Jun 2026 - Sep 2027
3:1 Ratio
£2,045
Private Guiding 1

Private Guiding 2027

Private Guiding & Custom Weeks

Call
Student Alpine Mountaineering Alps 1

Student Alpine Week (Instructional Course)

Level 1: Instructional Courses

Jul 2026 - Aug 2027
6:1 Ratio
£1395
Alpine Rock Climbing Alps 1

Classic Alpine Rock Climbs

Level 3: Guided Courses

Jul 2026 - Sep 2027
2:1 Ratio
£2195
Technical Alpine Climbing Alps 1

Technical Alpine Ascents

Level 3: Guided Courses

Jun 2026 - Aug 2027
2:1 Ratio
£2395
Climbing Matterhorn Alps 1

Matterhorn Ascent - A Classic Alpine Dream!

Level 3: Private Guiding & Custom Weeks

1:1 Ratio
Call
Custom Courses 1

Custom Courses 2027

Private Guiding & Custom Weeks

Call

Not sure which course to pick?

Are you wondering which course is right for you? Don't fret, we are on hand to help you choose.

Have something else in mind?

Do you know what you want but don't see it in our usual courses? Call us and we'll see where we can help.

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

Just a quick word of thanks for the course last week. Our guide Tom was excellent and covered a lot of miles to ensure we got the best conditions and great routes in and was always ready with a word or two of advice when needed - please pass my thanks on to him.Classic Alpine Rock 2026

James
Classic Alpine Rock Climbs

Many Thanks ISM/AdrianISM/Adrian gave me 2 fantastic weeks, one in Morocco’s Anti-Atlas & the other in SwitzerlandThe trips were sensational, with stunning, spectacular mountains, brilliant instruction & insights, helping take my climbing to the next level.Adrian’s coaching was world-class

Will Boxall

I really enjoyed the course and every part of it was better than expected. I’m definitely looking to move on to a level 2 course at some point with you guys. Thanks againSummits and Skills 4000m 2026

Thomas
Summits & Skills 4000m (Instructional Course)

All Reviews

Team Spotlight

Terry-ralphs

Terry Ralphs

IFMGA British Mountain Guide

Terry learnt to climb on the gritstone edges of the Peak District then after graduating from Leeds University he decided to make his living in the outdoors, moving to North Wales to work at Plas y Brenin…

Read More

Knowledge Base

Is Your Avalanche Transceiver Working Properly?

Read More
UIAGM / IFMGA Guide Award Equipment Partner Retail Partner Retail Partner