- Sustainability and Aviation
- Syrian Arab Republic - Dir. Gen. of Civil Aviation
- The Latin American International Air Transport Ass
- Trade Union Eurocontrol Maastricht (TUEM)
- IFALPA, Inter. Fed. of Airline Pilots Associations
- International Air Carriers Association
- International Aviation Safety Association
- JAA - Joint Aviation Authorities Training Organisation
- Lebanon - Civil Aviation Department
- Lithuania - Directorate of Civil Aviation