Simon comes from a dairy farming family, based close to Lytham on the Fylde Coast of Lancashire. After graduating from Hull University in 1983 with a BSc (Econ), he joined the then Yorkshire Electricity Board, with whom he qualified as a Certified Accountant in 1987. In 1996 he formed Spice plc with 12 employees and one customer, by 2008 Spice turned over 400,000,000, made 40,000,000 and employed 4,500 staff worldwide and entered the FTSE 250. In 2010 Spice was purchased by Cinven and taken private. Simon then formed Greengen Group.