http://www.bnsc.gov.uk/
The British National Space Centre is the UK government body that coordinates civil space activities. It operates as a voluntary partnership of ten British government departments and agencies and research councils.
http://www.sbac.co.uk/
The society of british aerospace companies is the UK's national trade association representing companies supplying civil air transport, defence, homeland security and space. Together with its regional partners, SBAC represents over 2,600 companies. SBAC encompasses UKspace.
http://www.intellectuk.org/
Intellect is the trade association for the information technology, telecommunications and electronics industries in the UK representing 800 organisations spanning blue-chip multinationals to early stage technology companies. Intellect is committed to improving the environment in which our members do business, promoting their interests and providing them with high value services.
http://www.esa.int/
European Space Agency (ESA) is an inter-governmental organisation dedicated to the exploration of space, currently with 18 member states. Its mission is to shape the development of Europe's space capability and ensure that investment in space continues to deliver benefits to the citizens of Europe and the world.
http://www.eurospace.org/
Eurospace is a not for profit organisation incorporated under the French law of 1901 which fosters the development of space activities in Europe and promotes a better understanding of space industry related issues and problems.
www.dlr.de
DLR is Germany's Space Agency. The German federal government has given DLR responsibility for the forward planning and implementation of the German space programme as well as international representation of Germany's interests.
http://www.cnes.fr/
The Centre National d'Etudes Spatiales (CNES) is the French government space agency responsible for shaping and implementing France's space policy in Europe. Its headquarters are located in central Paris but it operates out of the Guiana Space Centre. It also has payloads launched from other space centres operated by other countries.
www.asi.it
The Italian Space Agency (Agenzia Spaziale Italiana) was founded in 1988 to promote, coordinate, and conduct space activities in Italy.
http://www.nasa.gov/
The National Aeronautics and Space is the US agency responsible for the nation's public space program and long-term civilian and military aerospace research.