Ekaterinburg Speleo Club
SGS is a Russian non-profit speleological organization dedicated to the exploration, research, and conservation of caves. It has been founded in 1961 and based in Ekaterinburg (Ural).

Association Libanaise d’Etudes Spéléologiques
The Association Libanaise d’Etudes Spéléologiques (ALES) is leading caving club in Lebanon and in the Middle East. ALES is a non-profit association founded on June 6th, 1994.

OBRUK research group
OBRUK is a Turkish speleological research group active in five provinces of Anatolia.

Verband Österreichischer Höhlenforschung
VÖH has been the umbrella organisation of Austria’s speleological organisations since 1949. It contains 26 speleological associations with a total of more than 2000 members and more than 30 show caves.

Gruppo Speleologico Martinese
GSM was was founded in Martina Franca (TA) in February 1975. It aims to study and publicise karstic phenomena and all related events and to enhance and protect the speleological heritage with a special focus on the Apulian karstic areas.
