Meet The Team

We always employ trained professionals

Nicholas Miller
Hillary Ostyula
Bernard Maina
Dr Juliet King
Michael Wahome
Albert Muchemi
Local Guides, Instructors, Naturalists

Nicholas Miller

An Approved Adventure Training Instructor to the British Army, our Australian-born MD has lead over 200 outdoor programmes world wide, and has huge experience of working in the remote Kenyan wilderness.
A graduate in geology and outdoor education, he possesses many international qualifications including rock climbing, abseiling, rafting, canoeing wilderness trekking and first aid, along with over ten years experience working with students in the field.
As well as spells with for Outdoor Education Group and Merribrook Adventures in Australia, he was a corporate trainer for Nokia before founding Rift Valley Adventures.

Hillary Otsyula

A graduate of Rift Valley Adventures’ Instructor Course, and a seasoned field instructor Hillary comes from the Luhya tribe in the west of the country. As our Field Manager, he has a natural aptitude for outdoor activities, and is always happy to explain and share his culture with guests. His dry, infectious sense of humour is always an asset in the wilderness.

Bernard Maina

East Africa’s premier mountaineer and our Senior Instructor with 15 years of experience leading student expeditions in his home country of Kenya. After gaining outdoor qualifications in America through the National Outdoor Leadership School, James has led mountaineering and other expeditions around the world.

Dr Juliet King

Conservation expert Juliet – Rift Valley Adventures’ Scientific and Field Studies Coordinator - heads up our Mount Kenya Forest/Base camp operation. Her knowledge is an invaluable addition to many of adventures. Having gained her PhD on kangaroos and wallabies in Australia, Juliet moved back to her Kenyan homeland, where she has worked as an elephant and biodiversity consultant with several organisations including Northern Rangelands Trust, Save the Elephants, and the Kenya Wildlife Service. Currently she overlooks our Community and Conservation Project making sure they are of quality, community derived, self sustaining and benefit the people.

Michael Wahome

Chef Michael prepares some of the finest expedition food in East Africa. No matter how tricky the kitchen – Mt Kenya’s summit or Lake Turkana’s shoreline! – he conjures up filling, nutritious dishes that are the bedrock of our African trips.

Albert Muchemi

As a Group Leader & Equipment Manager Albert helps maintain Rift Valley’s outstanding safety record by checking and servicing our activity and rescue equipment. His high work rate is invaluable on mountain treks.

Local Guides, Instructors, Naturalists

Vital members of the team, and too numerous to mention them all our local team is made up of Kikuyu, Samburu and Laikipiak Maasai tribe members trained and employed by Rift Valley Adventures. Their knowledge of Kenya’s bush and wildlife is simply invaluable.