The company was founded in 1958 by the "Diel und Faun" company, initially operating several jet and propeller aircraft and helicopters. Since 1998, Aero-Dienst operates air ambulance services on behalf of ADAC.
Fleet
As of October 2009, Aero-Dienst operated 12 aircraft and one helicopter.
On 7 June 1993, an Aero-Dienst Learjet 35A (registered D-COCO) crashed shortly after takeoff from Cologne Bonn Airport on a chartered flight to Nuremberg, killing the two passengers and two crew members on board.