ICSU: President: Goverdhan Mehta, Secretary General: Ann Maria Cett, President Elect: Catherine Brechicnae

COSPAR: Committee on Space Research; President: Prof. R-M. Bonnet, Vice Presidents: Prof. W. Hermsen, Dr. E. C. Stone

IAGA: International Association of Geomagnetism and Aeronomy; President: Eigil Friis-Christensen,  Secretary General: B. Hultqvist 

IAMAS: International Association of Atmospheric Sciences; President: Prof. Guoxiong Wu, Secretary General: Dr. Hans Volkert

IAU: International Astronomical Union;  President: Catherine J. Cesarsky, Secretary General: Karel A. van der Hucht

IUPAP: International Union of Pure and Applied Physics; President: Alan Astbury,  Secretary General: Judy Franz

IUGG: International Union of Geodesy and Geophysics; President:  T. Beer, Secretary General: A. Ismail-Zadeh

SCAR: Scientific Committee on Antarctic Research; President: Prof. Chris Rapley, Executive Director: Dr. Colin Summerhayes

URSI: International Union of Radio Science; President: Prof. François Lefuevre, Secretary General: P. Lagasse

SCOSTEP Affiliates:

ICSU Panel on World Data Centers

World Data Center System

WMO: World Meteorological Organization: President:  Alexander Bedritsky

ISES: International Space Environment Service