ZDUS – Zveza društev upokojencev Slovenije (in English: Slovenian Federation of Pensioner’s Associations) is a non-governmental (NGO) and non-profit organization, established in 1946, organized as an umbrella organization of 13 regional members, bringing together 500 local associations of pensioners and clubs, including over 186.000 members all over Slovenia (11% of Slovenian population). ZDUS is a self-help organization of pensioners, with the status of a humanitarian organization and a public interest organization for the area of social services and culture. Members voluntarily join ZDUS with the aim of forging mutual links and cooperation for the realization and coordination of common interests, for the improvement of the quality of life of its members, pensioners and other senior citizens, and for representing them in various public authorities and other bodies at state level, as well as for the implementation of humanitarian and other activities that are in the public interest.