GSA: Thank you for that tidbit relating to G-FIVE!
A contemporary of Ferranti was the Dutch electronics firm Philips (who have managed to keep going) and who, like Ferranti, used to operate a reasonably well-established CFD (corporate flight department):
Philips Dassault Falcon 20 PH-LPS as seen at London Gatwick on 31st May 1968 (Photo: Charlie Verrall)
As with Ferranti, Philips complimented their fixed-wing fleet with a 'blitterblat' for those all-important short hops!
Philips Agusta-built 206A JetRanger PH-FSW as seen at Eelde in Holland on 17th July 1969 (Photo: Berend de Vries)