 Fred.Olsen had a significant business in corporate jets between 1967 and 1978, using four Dassault Falcon 20s.It held a contract with the Civil Aviation Administration to operate its calibration aircraft, from 1967 a Convair CV-340, from 1976 a Hawker Siddeley HS 748 and from 1996 a de Havilland Canada Dash 8.