Jonathan Calascione is a Vice Chair and senior partner in the London office of Monitor Deloitte, having joined the company 29 years ago. In the last 18 years since becoming a partner, he has specialized in marketing and growth development, and is now heading the Customer-led growth practice at Monitor Deloitte. This practice develops tools and programs which focus on the critical aspects of marketing and channel strategy necessary for profitable organic growth, in sectors such as CPG, Life Sciences, Financial Services and TMT.