1. The Norwegian Association of Local and Regional Authorities (KS) is a national member's association for municipalities, counties and public enterprises under municipal or county ownership. All municipalities and counties are members. KS is an employer's and central bargaining organisation, an advisory and consultative body, and acts as a spokesman and advocate vis-à-vis central government on behalf of its members. As central bargaining agent, KS is the largest in the country and negotiates on behalf of employers of a total of approximately 370.000 employees. KS IKT-Forum, Forum for open standards and free software organize a part of the Norwegian municipalities which declare their statement of support to open standards and free software. — Mr. Bjorn Venn, Leader of KS IKT-Forum, Forum for open standards and free software.

2. Desde Ecuador total apoyo a la iniciativa para que los gobiernos utilicen exclusivamente tecnologías informáticas que cumplan con los estándares abiertos y libres. — Ramiro Castillo, Quito-Ecuador.

3. The Andalusian Association of Open Source Companies "AndaLibre" was constituted on 27 May 2008, and as first activity after its constitution ceremony, its 21 founder companies signed the The Hague Declaration.

4. Central Library of Technological Educational Institute of the Ionian Islands, Kefalonia, Greece.

5. Préoccupée de l'accès de tous à la maîtrise de l'usage des réseaux et des ressources numériques, l'association Scideralle promeut les ressources et les logiciels libres d'intérêt éducatif (à l'école, bien sûr, mais aussi dans le secteur associatif et l'Éducation populaire). L'utilisation exclusive par les services publics et les collectivités locales de standards numériques libres et ouverts est l'une des clés de l'accès des citoyens à ces ressources. — Pour le CA de Scideralle: Jean Peyratout, président

6. NUUG is a non-commercial association with focus on increasing the use of UNIX-like systems, free and open source software, and open standards in Norway. It was established in 1984 and is associated with USENIX as a national group.

7. The Spanish Federation of Open Source Companies "ASOLIF", composed by more than 150 enterprises, agreed on April 2009 to sign The Hague Declaration in the name of all its member associations.