Claude Mouret and Francois Vacquié (France)

The group around Claude Mouret explores the caves in Khammouane since 1992. They published many articles in the French caving magazine Spelunca. Helmut Steiner participates in their expeditions since 2003.

Association Pyreneenne de Speleleologie (Bordeaux, France)

The expeditions of the Association Pyreneenne de Speleleologie are coordinated by François Brouquisse. He is active in Khammouane  as member of the group of Claude Mouret since 1992. He leads now his own expeditions to Khammouane. The association recently published a 200 page report with the results of their expeditions from 2002-2004.

The group around Vang Vieng (Paris, France)

This French group focuses on the area around Vang Vieng in central Laos. The last expeditions targeted areas in the Northern area close to Kasi. The reports of the expeditions with an good summary and cave maps are published at:

Expedition 2002:  speleologie.free.fr/Laos/html/index.htm
Expedition 2003:  laos2004.free.fr

The "Divers group" (France)

There is a group of French divers that explores sumps and springs in the Khammouane region. They cooperate with the other French groups to link passages blocked by siphons. Older reports are published at laos.eegc.org

The Amis Cave Exploration 2000 (Netherlands)

The Dutch cave exploration was the first full scale expedition to Northern Laos in 2000. The results are available at www.speleo.nl/laos .