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On High Hills is owned and operated by Jonty Mills, a qualified UIMLA International Mountain Leader, and bases its activities in the Cairngorms National Park in the Scottish Highlands.


Jonty has walked, climbed and ski-toured extensively in many parts of the UK, Europe including the Alps & Pyrenees, as well as further afield in the Canadian Rockies, the Moroccan Atlas and in Kenya. Despite this, the hills of the Scottish Highlands, and in particular the Cairngorm mountains near his home, remain firm favourites.


Jonty holds the International Mountain Leader award from Mountain Training UK, as well as the UK Winter Mountain Leader award. These are the professional awards designed for those leading trekking groups anywhere in the world, in all seasons. To learn more about these qualification visit the Mountain Training website here.  He is also a fully qualified Single Pitch Award (Rock Climbing Instructor) holder as well as a British Cycling Level 2 Mountain Bike Leader.


Jonty is also a qualified medical doctor, and holds a current Outdoor Emergency First Aid Certificate.

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