- Special Consultative Status with UN-ECOSOC
- Observer Status Governing Body of United Nations Environment Assembly (UNEA)
- Observer Status organisation with UNFCCC (United Nations Framework Convention on Climate Change)
- Observer Status with UNCCD (United Nations Convention to Combat Desertification)
- Observer IPBES
- CTCN membership for Southern Asia
- Member South Asia Network on the Sustainable Development Goals (SANS) of theUN ESCAP
- Member with World Water Council (Governor in Board of Members in WWC)
- Member with International Union for Conservation of Nature (IUCN)
- Partner with Global Water Partnership (GWP)
- Member with Global Partnership on Marine Litter (GPML)
- Member with World Water Quality Alliance of the UNEP (WWQA)
- Direct Member with ICID
Partnerships
- Mahatma Gandhi Institute for Combating Climate Change Department of Environment, Govt. of NCT of Delhi
- Network for Certification and Conservation of Forests (NCCF)
- WAPCOS Limited, New Delhi (A Government of India Undertaking)
- Sector Partner of the Ministry of Jal Shakti, Government of India for the implementation of Jal Jeevan Mission
- School of Planning and Architecture (SPA), New Delhi
- National Institute of Hydrology (NIH), Roorkee under Ministry of Water Resources, River Development & Ganga Rejuvenation, Government of India
- Global Alliance for a Sustainable Planet (GASP)
- Product and Process Development Centre (PPDC), Ministry of MSME, GOI
- Meghalaya Basin Development Authority (MBDA) Government of Meghalaya,
- Government of Sikkim, in the presence of Hon’ble Chief Minister Sh. Pawan Kumar Chamling. In Sikkim cooperating with government in the field of water resources, Environment, Sustainable Development, recently launched “Sikkim Comprehensive Water Resources Plan” at Gangtok.
- Meghalaya Water Foundation
- Prof. A. K. Keshari, IIT, Delhi
- Institute for Management Studies, Thimpu, Bhutan