Mark Thompson is the managing director of COA Solutions, a UK provider of business management and information systems to the UK mid-market service sector. Mark trained as an accountant before joining the infant business software industry with Olivetti in 1981. This was followed by a sales roles with Multisoft and Tetra (now part of the Sage Group), two of the early pioneers of branded accounting software for SMEs. In 1996, Mark joined COA Solutions, moving rapidly from sales manager to sales director and then onto managing director in 2002. Mark subsequently oversaw COA Solutions' rapid expansion as turnover grew from £12m to £60m over the next seven years. During this period, COA Solutions completed nine acquisitions as it established itself as the leading UK business software vendor to mid-sized organisations. In early 2010, Mark led COA Solutions into negotiations with Advanced Computer Software Plc (ACS Plc), resulting in the business being acquired for £100m in an all cash transaction. COA Solutions now operates as an Advanced Computer Software Group company.