The European Organisation for the Exploitation of Meteorological Satellites is an intergovernmental organisation based in Darmstadt, Germany, currently with 30 Member States (Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom). These States fund the EUMETSAT programs and are the principal users of the systems.

The European Commission (EC) is an institution of the European Union, responsible for proposing legislation, implementing decisions, upholding the EU treaties and managing the day-to-day business of the EU.

Copernicus is a European system for monitoring the Earth using satellites and in situ sensors. The Earth observation satellites contributing data to Copernicus are split into two groups of missions: the Copernicus Sentinels and the Contributing Missions

PML is a charity, undertaking pioneering marine research for the benefit of us all. Their research is a unique combination of observation, experimentation and modelling activities, working together to provide a greater understanding of the dynamic and complex marine environment.

CLS, a subsidiary of CNES, ARDIAN & IFREMER, is a worldwide company and pioneer provider of monitoring and surveillance solutions for the Earth since 1986.

The National Oceanography Centre is a marine science research and technology institution based on two sites in Southampton and Liverpool, United Kingdom. It is the UK’s largest institution for integrated sea level science, coastal and deep ocean research and technology development.

The Jet Propulsion Laboratory is a federally funded research and development center and NASA field center in La Cañada Flintridge, California and Pasadena, California, United States.