The EPS GPD has now signed 6 memorandum of understanding (for cooperation)
 with the following national relativity societies:

1) Hellenic Society on Relativity, Gravitation and Cosmology (Memorandum  IMG_20180407_0001.pdf):  http://www.hsrgc.gr/

2) Spanish Society of Gravitation and Relativity (Memorandum IMG_20180407_0002.pdf):  http://www.segre.es/en/presentacion.shtml

3) Polish Society on Relativity (Memorandum IMG_20180407_0004.pdf):  https://www.fuw.edu.pl/~potor/index_en.html

4) Italian Society for General Relativity and Gravitational Physics (SIGRAV) (Memorandum EPS-SIGRAV-Agreement.pdf):  http://www.sigrav.org

5) Portuguese Society of General Relativity and Gravitation (SPRG) (Memorandum 0005.pdf):  https://sprg.tecnico.ulisboa.pt/

6) Gravitation and Relativity Division of the German Physical Society (Memorandum mou_gpd-gps.pdf) 

In addition the EPS GPD is working together with Gravitational  Physics groups in national physical societies including the UK Institute of Physics Gravitational Physics Group    http://www.iop.org/activity/groups/subject/gp/