Vaughan De La Harpe is the Managing Director of a company based in Johannesburg that specialises in the administration of insurance-related products. He is the first South African, along with Sean Disney, to have completed the Explorers Grand Slam. Sean Disney is the Managing Director of Adventure Dynamics International. He lives with his family in Johannesburg. He has climbed Everest from both sides and is a two times 7 summits climber. Sean is a qualified paragliding pilot, private pilot, open water diver, and cyclist.