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Charles Trevail is CEO at promise, and has been a leader in the consulting world for the past 20 years. Founded in 2003, Promise has become a leading consultancy helping brands grow through brand management and innovation. Charles has advised a number of blue-chip organisations internationally, including British Airways, BMW, Volkswagon Group, McDonalds, Etihad, Hilton, telefonica and Visa, as well as advising a number of national governments, political leaders and their parties.