ADS is the premier trade organisation advancing the UK Aerospace, Defence, Security and Space industries. ADS was formed from the merger of the Association of Police and Public Security Suppliers (APPSS), the Defence Manufacturers Association (DMA) and the Society of British Aerospace Companies (SBAC) in October 2009. ADS also encompasses the British Aviation Group (BAG).
Since 1986 Chronos has stood for quality, innovation and value, offering deep specialist skills and expertise across a range of technologies in timing, synchronisation and related systems integrations and applications. Chronos is an employee-owned company.