Hellenic National Defence General Staff
- EMC ELLAS S.A.
- 1Source Aero Services
- Pratt & Whitney
- LOCKHEED MARTIN
- ΕΑDS
- Thales
- Finmeccanica
- ΒΑΕ
- Boeing
- Rolls-Royce
- SNECMA
- HONEYWELL
- EASA (European Aviation Safety Agency)
- EDA (European Defence Agency)
- ESA (European Space Agency)
- ICAS (International council of aeronautical sciences)
- CEAS (Council of European Aerospace Societies)
- ΤΕΕ (Hellenic Technical Chamber)
- Hellenic Aeronautical Engineers Society