Science, Reference, Standards, Organizations - Space Frequency Coordination Group (SFCG). A forum for solving frequency management problems encountered by member space agencies.
Science, Reference, Standards, Organizations - Consultative Committee for Space Data Systems. CCSDS is an organization of Space Agencies and produces recommendations and standards mainly for ground systems and their interface to space systems.
Science, Reference, Standards, Organizations - ECBS. European Committee for Banking Standards - develops technical standards for the European banking infrastructure.