Clash Royale CLAN TAG #URR8PPP Ultra Electronics Holdings plc Type Public Traded as LSE: ULE Industry Defence, security, transport and energy Founded 1920 Headquarters Greenford, London, UK Area served Worldwide Key people Douglas Caster, Chairman Simon Pryce Chief Executive Products C4ISTAR Cyber security Sonar systems Civil transport and energy systems and equipment Equipment for defence and security applications Military aircraft equipment Civil aircraft equipment Ice Protection Revenue £775.4 million (2017) [1] Operating income £61.5 million (2017) [1] Net income £48.9 million (2017) [1] Number of employees 4,172 (2016) [1] Website www.ultra-electronics.com Ultra Electronics Holdings (LSE: ULE) is a British company serving the defence, security, transport and energy industries. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index. Contents 1 History 2 Operations 3 Ultra subsidiary companies 4 See also 5 Reference...