- Rheinmetall Defence
- Main business：flight simulators
- Spain (Service provider,Other) [Unverified ]
- flyanairliner
- Main business：aircraft trading, aircraft leasing, aircraft repair and maintenance, aircraft management, air travel, flight training, aerial advertising, and many other businesses
- France (Manufacturer,Traders) [Unverified ]
- SPECTAIR GmbH & Co.KG, Flugroboter
- Main business：flight training, PPL Training, CPL training, ATPL training, FIL
- Spain (Service provider,Other) [Unverified ]
- Heli-Nord
- Main business：assure la formation de pilote, la location d'hélicoptère avec ou sans pilote, l'aviation d'affaires, les baptêmes de l'air, les transports de personnes*, les prises de vues aériennes, la thermographie
- France (Service provider) [Unverified ]
- Altenrhein航空有限公司（AAL）
- Main business：aircraft maintenance
- Germany (Service provider) [Unverified ]
- FFL Fachschule für Luftfahrzeugführer
- Main business：flight training, PPL Training, CPL training, ATPL training, FIL
- Spain (Service provider,Other) [Unverified ]
- DG Flugzeugbau GmbH
- Main business：aircraft manufacturer
- Germany (Manufacturer) [Unverified ]
- DG Flugzeugbau GmbH
- Main business：
- Germany [Unverified ]
- wingsacademy GmbH & Co. KGStandort Akademie Düsseldorf
- Main business：flight training, PPL Training, CPL training, ATPL training, FIL
- Spain (Service provider,Other) [Unverified ]
- Extra Flugzeugbau GmbH
- Main business：aircraft manufacturer
- Germany (Manufacturer) [Unverified ]
- BREEZER AIRCRAFT
- Main business：aircraft manufacturer
- Germany (Manufacturer) [Unverified ]
- Pilatus Aricraft Ltd.
- Main business：aircraft manufacture
- Germany (Service provider) [Unverified ]
- Flying in France
- Main business：PPL training, renewal of a licence or just to enjoy a pleasure flight
- France (Service provider) [Unverified ]
- RWL German Flight Academy GmbH
- Main business：flight training, flight simulator training
- Spain (Service provider,Other) [Unverified ]
- Fliegergruppe Leutkirch e.V.
- Main business：airport service
- Germany (Service provider) [Unverified ]
- Cologne Bonn Airport
- Main business：airport service
- Germany (Service provider) [Unverified ]
- Westerland Sylt Airport
- Main business：airport service
- Germany (Service provider) [Unverified ]
- Weeze Airport
- Main business：airport service
- Germany (Service provider) [Unverified ]
- airberlin technik GmbH
- Main business：Fleet Management, Maintenance planning, Engine trend monitoring
- Spain (Service provider,Other) [Unverified ]
- Wangerooge Airport
- Main business：airport service
- Germany (Service provider) [Unverified ]