Active members of the EUS
Association Française de Science des Systèmes (AFSCET)
Associazione Italiana per la Ricerca sui Sistemi (AIRS)
Hellenic Society for Systemic Studies (HSSS)
Sociedad Española de Sistemas Generales (SESGE)
Asbl Systèmes & Organisations (S&O)
Associated member of the EUS
Associazione Italiana di Epistemologia e Metodologia Sistemiche (AIEMS)
Partners societies of the EUS
World Organisation of Systems and Cybernetics (WOSC)
The International Academy for Systems and Cybernetic Sciences (IASCYS)
International Federation for Systems Research (IFSR)