European GNSS Agency

The European Global Navigation Satellite Systems Agency (European GNSS Agency; GSA; formerly European GNSS Supervisory Authority) is the agency of the European Union (EU) that aims to ensure that essential public interests are properly defended and represented in connection with satellite navigation programmes of the union: Galileo and European Geostationary Navigation Overlay Service (EGNOS). The aim of the former is provide a modern European alternative to the established American system, GPS. Established in 2004 and based in Prague, Czech Republic, the agency is responsible for managing and monitoring the use of the program funds. It will help the European Commission deal with any matters relating to satellite radio-navigation.