1   Link   Airports Company of South Africa 6597
2   Link   Aero Club South Africa 6214
3   Link   Civil Air Navigation Services Organisation 5608
4   Link   Department of Transport South Africa 6125
5   Link   Guild of Air Traffic Controllers of South Africa 6145
6   Link   International Civil Aviation Organization 5372
7   Link   South African Civil Aviation Authority 5880
8   Link   South African Search and Rescue 5980