About us Ambassadors Mark Johnson Mark Johnson has worked in prep schools for his entire career. He was the Deputy Headmaster of Summer Fields, Oxford, before his appointment as Headmaster of Cheam School (the world’s oldest boarding and day prep), a position he held for 18 years before his retirement in 2016. During his tenure he drove forwards an ambitious and far reaching multi-million pound development plan, increasing the school roll from 125 to 450. Mark has been a Governor of numerous schools and is also a Senior Advisor for RSAcademics, one of the UK’s leading educational recruitment firms. He is the MD of MJAssociates (Oxford) Ltd and Co-Founder of KJAssociates Ltd, a company specialising in Sino/UK educational collaborations. He is married to Jane and has two daughters. As a UWS Ambassador, Mark is helping us to raise awareness and connect with new partners.