23 SIMON DOLAN
Business Services, £140m
Former kickboxing champion Simon Dolan started his career as an entrepreneur selling eggs and cheese in Chelmsford market. Now a serial entrepreneur, Dolan has interests ranging from accountancy, employment services, motor racing, publishing and an airline. His parent company, Hemel Hempstead-based SJD Group, was sold in September 2014 for £80m. His past salaries, car collection and property interests take Dolan to £140m.