Patrons and sponsors


colasCOLAS Group and its Indonesian subsidiaries – WASCO and ABS – have set up a patronage partnership with the IRD since 2008. this support has allowed the Lengguru project to develop. COLAS Group shares the values and targets of the IRD, among which the ethical aspect of sustainable involvement towards our Indonesian partners.

Logo-ABS Logo-Wasco




The TOTAL Foundation

TOTAL_FONDENTR_S_BLEU_UK_The Total Foundation supports initiatives around the world in the Group’s host countries. Via the many partnerships it has set up, the Foundation helps share, exchange and broaden the influence of the world’s cultures. 



Logo-Veolia VEOLIA cares about water resources in karstic environment, noticeably because they are used for water supply in the region of Montpellier.


Technical support

p4355_3e6c282de0939670466e8fcb1e17c79fLogo-CNES-horizontal-bleuCentre national d’études spatiales (CNES)

manufacturer_apdiving logo-BDAmbient Pressure Diving

Logo_AVAdventure Verticale

Bauer compresseurs


Sports shop dedicated to mountain and outdoors equipment, sponsors the expedition through a special discount of 20% on all supplies.


Company specializing in the sale of equipment for technical diving.


index - la Palanquee - logo-BDLa Palanquée

A specialist in diving gear in Palavas-Les-Flots (Hérault, France), sponsors the diving team through charging cost prices on all scuba diving material.


SCUBAPRO remains a premier manufacturer of scuba diving equipment and employs over 400 people in 17 locations spread over 13 countries, covering 4 continents..


Specializing in cavism equipment, sponsors the expedition through a special discount of 20% on all supplies.

SDV logisticsLogoSDV