1. Universities Space Research Association; Columbia Maryland USA
2. NASA Goddard Space Flight Center; Greenbelt Maryland USA
3. Naval Research Laboratory; Monterey California USA
4. Zambian Meteorological Department; Lusaka Zambia
5. School of Geo- and Spatial Sciences; North-West University; Potchefstroom South Africa
6. Enviropyronics; White Salmon Washington USA
7. Universite de Lille; Villeneuve d'Ascq France
8. Sigma Space Corporation; Lanham Maryland USA