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With a small, experienced team, CORE of Sweden aims to deliver tailored solutions and experiences.  We have designed all our experiences around our unique leadership framework, allowing for continuity between each experience and a shared outcome.


At CORE we believe in authentic experiences, facilitated safely, honestly, and tailored towards the customers own needs. At CORE we bring a fresh, open minded and ethical approach to your personal, team and corporate growth.

Deriving our name through the evolution of our company vision. Every design, thought process and experience always fell back into the positive reflective outcomes of a camp fire, and the links to our base needs as humans. The core of our product is the fire, and a fire provides us with the ability to fulfil our most basic core needs.

Based near Gothenburg, CORE has a reach across Sweden and Norway.  We are happy to discuss all international opportunities and exciting to expand our reach across all continents.

Explore the site or contact us to find out more.

Craig Core.jpg

Craig Sumner  CMgr MCMI

Craig founded CORE of Sweden in 2021, taking inspiration from a combined 17 years leadership experience in adventure education and as a commissioned officer in the British Army.


Having led teams across the globe in challenging and high stress environments, he harnesses a deep understanding of what it takes to lead a team to success. His vision is to utilise the limitless potential of the natural environment in order to enhance personal and professional growth.

Craig holds level 7 qualifications in Leadership and Management, a degree in Adventure Education and gained Chartered Manager status.  He is experienced in rock climbing, open canoe and river kayak and has worked globally as a white water raft guide.  More recently Craig supports the Swedish high ropes industry as an International Adventure Parks Association Instructor.

Delivering credible and creative challenges, Craig looks forward to welcoming you as your start or continue with your leadership journey.

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