Mountaineering expertise and passion since 1965

Eddie

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There’s No Word for Vegetarian!

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ISM Virgin Peaks Expedition 2023 – Tien Shan Kyrgyzstan

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Petzl 'Alpen Adapt' Crampons

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Will

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Prussiking Up A Rope

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Summer Alpine Mountaineering Boots

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Avalanche Categories

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Glacial Travel 2 People Set-Up

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My Trad Climbing Rack

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My Climbing Ropes

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My Icefall Climbing Ice Axes

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Helping you plan your Alpine Goals

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Summer Newsletter 2020

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Making an Abalakov or 'V' Thread ice anchor.

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What's in my backpack - Trad Climbing

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What's in my backpack - Icefall Climbing

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Red-Pointing - Tips and techniques

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Christmas Newsletter 2019

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The Art Of Making Traditional Kyrgyz Bread

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Leash or Leashless?

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Transceiver Group Check

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Expedition Climbing and Planning a Trip

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ISM Virgin Summits Expedition 2018 Trip Report

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Wild Horses

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Ice Axes

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David

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Steve

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The Wild Side

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ISM Kyrgyzstan (Pamirs) Virgin Summits Expedition 2016

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Winter Ice Climbing Kit – Get ready for the Ice!

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ISM Kyrgyzstan (Pamirs) Virgin Summits Expedition 2015

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BMG Guides Summer Rock 1

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Michael Firth

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Leigh Ritchie

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How to climb waterfall ice - part 2

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The Dolomites Ski Safari

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Fond memories of Pete Boardman

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The Cordillera Blanca - Peru

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Spring Newsletter

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Courses for Challenge and Enjoyment

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ISM Instructional Courses by Pat Littlejohn

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Latest News from Adrian

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Winter report from Terry & Graham

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Alpine Weather News - by Terry Ralphs

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2006 Ice-Climbing round-up, by Adrian Nelhams

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Ice Climbing Kit Check by Adrian Nelhams

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ISM Central Borkoldoy Expedition - September 2005

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ISM Central Borkoldoy Expedition - September 2004

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Mountain Info - High magazine, August 2000

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Private Guiding 2027

Private Guiding & Custom Weeks

Classic Alpine Rock Climbs

Level 3: Guided Courses

Jul 2026 - Sep 2027

£2,195

Custom Courses 2027

Private Guiding & Custom Weeks

Ice Climbing 2027

Level :

Canadian Classic Icefalls 2027

Level 2: Guided Courses

Feb - Mar 2027

£2,495

Custom Courses 2027

Private Guiding & Custom Weeks

Progressing Your Trad Climbing

Level 2: Instructional Courses

£235

Classic Rock - Lake District

Level 2: Guided Courses

£180

Morocco Rock

Level 2: Instructional Courses

Nov 2020

Sardinia Trekking

Guided Courses

Sep - Oct 2025

£1495

Educational Videos

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Summer Alpine Mountaineering Equipment List 2027

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Kyrgyzstan Equipment 2027

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Privacy Policy

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Passport & Visas

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Sardinia Trek information

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The ISM Team

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Paolo Intropido

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Enrico Mosetti

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ISM Historical

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Contact ISM

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ISM Virgin Peaks Expedition 2026 - Terskey Range Kyrgyzstan

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Will Boxall

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Thomas

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Gary

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Ann

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Some Tips for the First Time Outdoor Boulderer

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ISM Virgin Peaks Expedition 2024 - Tien Shan Kyrgyzstan

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Getting Into & Developing Your Climbing

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Booking Order Thankyou

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Kyrgyzstan Faces 2022

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Kyrgyzstan Faces 2022

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ISM Virgin Peaks Expedition 2022 - Fergana Range, Kyrgyzstan

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Petzl Crampon Compatability

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William

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UK Classic Rock Summer Challenge

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Packing to stay overnight in an alpine hut

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Rucksacks for Summer Alpine Mountaineering

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Refreshing your Crevasse Rescue and Snow Belay Knowledge - Part 3

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Refreshing your Crevasse Rescue and Snow Belay Knowledge - Part 2

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Refreshing your Crevasse Rescue and Snow Belay Knowledge - Part 1

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Walking Poles

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Clothing for summer alpine mountaineering

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Winter Climbing Grades

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Alpine Grades

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Glacial Travel 3 People Set-Up

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Packing Your Waterproofs

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Summer Climbing Grade Comparisons

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My Climbing Harnesses & Helmet

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A look at some of the different types of ice axes available

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A look at some of the different types of crampons available

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My Winter Clothing and Gloves

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My Icefall Climbing Crampons

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Racking Ice Screws

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Ice Screws

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Arc'teryx Webinar with Adrian Nelhams

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Christmas Newsletter 2020

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Planning for the winter

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Canadian Ice Climbing

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How to use slings, to equalise tradition anchors and create a belay

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How to build a belay using a rope when traditional climbing

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What's in my backpack - Technical Alpinism

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Adrian Nelhams flies into the Kitchatna Spires, Alaska

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What's in my backpack - Multi-day Ski Touring

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What's in my backpack - Classic Alpinism

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What's in my backpack - Sport Climbing

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What's in my backpack - Single Day Ski Tour

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What's in My Backpack - Freeride

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On-sighting - Tips and Techniques

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Reflecting on my winter icefall climbing

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New Routes in the Canadian Rockies

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Climbing Motivation

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Which Boots do I need?

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IFMGA Mountain Guides

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Some thoughts on rope choice linked into decision making

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The Art of Making Traditional Kyrgyz Bread!

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Is Your Avalanche Transceiver Working Properly?

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Traditional Climbing on a Single Rope

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Icefall Climbing This Winter

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ISM Autumn Newsletter 2019

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ISM Virgin Peaks Expedition 2019 – The Pamir Mountains

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What to take Icefall climbing

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Snow Shovels - advice and recommendations

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Using 'Avalanche Probes' and advice for buying

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Review of the Barryvox S Transceiver.

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Arc’teryx Procline Lite Ski Boot Review.

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Summer Newsletter 2018

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Booking Thankyou

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Waterfall Ice Safety Leaflet

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Ice Screws and Accessories

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Crampons

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Alpine Icefall Climbing

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James

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Rachel

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R W

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Edward

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Anna

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Tim

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EP

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ISM Virgin Summits Expedition 2017 Trip Report

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Transceiver and Avalanche Rescue

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Why We Love British Trad Climbing!

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What is a B1 or B2 boot?

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Ski Touring Equipment Advice

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Off-Piste Ski Technique: Five Key Focus Points

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Kalymnos

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ISM Summer Alpine Conditions

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ISM Celebrating 50 years

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Article in 'The Professional Mountaineer' on Heuristic Traps

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Donald Connolly

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Lachlan MacGregor

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David Hughes

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Chris Ward

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Jo Clark

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Ian Twizell

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Clare

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ISM West Kokshal-Too Expedition

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How to climb waterfall ice

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Taking Coils

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Building an ice screw belay

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Arc'teryx Psiphon AR Pant review

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Kyrgyzstan 2014

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Homepage

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The Mittellegi Integral

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The Brunton Hydrogen Reactor

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A clients view on 'being guided'

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Kyrgyzstan - Adventure Travel Magazine Article

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Ice Article - Professional Mountaineer Magazine

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Canadian Rockies First Ascent by Adrian Nelhams

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Pat Littlejohn Interview

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2012 Expedition Report – Tien Shan

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Climbing on Gran Canaria by Pat Littlejohn

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Kyrgyzstan 2010 – ISM At Bashi Expeditions

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ISM Guide climbs hard mixed route in the Lakes

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Expedition Gear for Kyrgyzstan by Steve Taylor

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My Kyrgyzstan Trip by Adrian Nelhams

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Kuilu & Son Kul Expedition 2009

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Bulletin from Leysin - Hope, Noise and Great Ice!

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ISM West Kokshal-Too Expedition, 2008

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Adventures in Alaska by Adrian Nelhams

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Award for Services to Mountaineering

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Tien Shan Expedition 2007 by Pat Littlejohn

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Dolomites in May - far from the crowds, by Adrian Nelhams

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Winter Training - Is it the Real Deal? By Adrian Nelhams

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Ethiopia: More Climbs and Finds by Pat Littlejohn

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Borkoldoy Report, CLIMB Magazine 2006

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The Urner Alps - alpine rock paradise, by Terry Ralphs

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ISM Virgin Peaks Expedition 05 by Pat Littlejohn

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Sun Rock on Sardinia by Adrian Nelhams

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Sandstone Towers in Ethiopia by Pat Littlejohn

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Winter first ascents in Canada by Adrian Nelhams

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The Client’s Eye on the Guide Guy!

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Heaven and Ice

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ISM - Virgin Peaks of the Tien Shan - 2003

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ISM West Kokshaal-too Expedition, 2002

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Courses

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Summer Alpine Mountaineering

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Summits & Skills 4000m (Instructional Course)

Level 1: Instructional Courses

May 2026 - Sep 2027

£1895

Student Alpine Week (Instructional Course)

Level 1: Instructional Courses

Jul 2026 - Aug 2027

£1395

Classic AlpinISM (Instructional Course)

Level 2: Instructional Courses

Jun 2026 - Sep 2027

Monte Rosa Mountaineering 4000m Peaks Traverse 2

Monte Rosa 4000ers

Level 2: Guided Courses

Jun 2026 - Sep 2027

£2045

Technical Alpine Ascents - Just Go Climbing!

Level 3: Guided Courses

Jun 2026 - Aug 2027

£2395

Matterhorn Ascent - A Classic Alpine Dream!

Level 3: Private Guiding & Custom Weeks

1:1 Ratio

Matterhorn Climber

Level 2: Guided Courses

Jul - Aug 2027

£2195

From Crag to Alpine - Chamonix Rock Week

Level 2: Instructional Courses

Jun - Sep 2027

Private Guiding 2027

Private Guiding & Custom Weeks

Icefall Climbing Skills (Instructional Course)

Level 1: Instructional Courses

Classic Alpine Icefalls

Level 2: Instructional Courses

£2395

Classic Dolomites Ice

Level 2: Guided Courses

Technical Slovenian Ice

Level 3: Guided Courses

£2395

Canadian Technical Icefalls 2027

Level 3: Instructional Courses

Feb - Mar 2027

£2495

Lake District Rock Climbing

Level :

Outdoor Climbing for Beginners

Level 1: Instructional Courses

£85

Building Safe Anchors and Top Ropes

Level 2: Instructional Courses

£85

Fine Tune Your Trad Lead Climbing

Level 3: Instructional Courses

May - Jul 2027

£235

Rock Climbing Rescue Techniques

Level 3: Instructional Courses

May - Jul 2027

£120

Alpine Preparation

Level 2: Guided Courses

£340

Mountain Scrambling – Skills & Adventure

Level 1: Instructional Courses

May - Jul 2027

£85

Sun Rock Destinations

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Expeditions & Treks

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2026 Virgin Peaks Expedition - Kyrgyzstan

Guided Courses

Aug - Sep 2026

£3595

Climb Mount Toubkal - 4167m

Guided Courses

Oct 2026

12:2 Ratio

£620

Private Guiding

Private Guiding & Custom Weeks

Custom Courses

Private Guiding & Custom Weeks

Knowledge Base

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Vital Information

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Equipment Information

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Winter Icefall Climbing Equipment List 2027

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Boots & Crampons - Equipment Guidance

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Prices

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Things to do in Le Fayet Saint Gervais, Mont Blanc

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Insurance Information

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Getting to Le Fayet, St Gervais Mont Blanc

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Booking Conditions

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Canadian Icefalls Information 2027

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Virgin Peaks Expedition 2026 Information

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Accommodation

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News, Articles and Trip Reports

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About ISM

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Why Choose ISM?

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Adrian Nelhams

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Steve Monks

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Tommaso Dusi

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Carlo Cosi

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Christian Türk

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Mark Charlton

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Dave Heaton

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Rose Gare-Simmons

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Our Partners

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Reviews

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