National

• Aachen University Computer Science [Software and Tools for Computational Engineering]
• Alfred-Wegener Institute for Polar and Marine Research, Bremerhaven, Germany [Airborne remote sensing of sea ice and snow]
• Baltic Sea Research Institute Warnemünde, Warnemünde, Germany
• FastOpt, Hamburg, Germany [Software provider, i.e. TAF]
• GeoForschungsZentrum Potsdam [GRACE]
• IFM-GEOMAR - Leibniz-Institute for Marine Research, Kiel, Germany [Investigation of Denmark-Strait overflow]
• Institute for Astronomical and Physical Geodesy [GRACE and GOCE Mission]
• Institute for Coastal Research of the GKSS Research Centre, Geesthacht, Germany [Marine Coastal Environment]
• Institute of Environmental Physics, Bremen, Germany [Passive microwave remote sensing of sea ice]
• Remote Sensing Institute, German Aerospace Center, Oberpfaffenhofen, Germany [InSAR techniques and measurements]

International

• Applied Physics Laboratory at the Johns Hopkins University[Numerical modeling of sea surface backscatter]
• CLS - Space Oceanography Division
• DMI - Danish Meteorological Institute [Data and information exchange with remote sensing group]
• Distributed Active Archive Centers at NASA
• EUMETSAT [Data acquisition]
• European Space Agency[Data acquisition]
• French ERS Processing and Archiving Facility at IFREMER (see below) [Data acquisition]
• French Institute for the Exploitation of the Sea [Processing and analysing of SAR data]
• Global Hydrology Resource Center (GHRC) at NASA [Data acquisition}
• Jet Propulsion Laboratory, Pasadena, CA, U.S.A. [Ocean and sea-ice numerical modeling]
• Massachusetts Institute of Technology (Oceanography and Ocean Engineering) [Numerical modeling of the ocean]
• Nansen Environmental and Remote Sensing Center (NERSC) [Ocean surface currents]
• National Center for Atmospheric Research [Data acquisition]
• National Snow and Ice Data Centre (NSIDC) [Data acquisition}
• Ocean and Sea Ice SAF
• Physical Oceanography Distributed Active Archive Center (PO.DAAC) [Data acquisition]
• Satellite Active Archive (SAA) at NOAA [Data acquisition]
• School of Ocean & Earth Science & Technology, Hawaii, U.S.A. [HF-radar measurements of ocean surface currents]
• Southampton Oceanography Centre (SOC)[Synergetic use of remote sensing data for analysis of ocean surface properties]
• Woods Hole Oceanography Institution (WHOI)