| Department of Drinking Water Supply | www.ddws.nic.in |
| IRC | www.irc.nl |
| UNICEF Water Supply Program, World Bank | www.wsp.org |
| Sulabh International | www.sulabhinternational.org |
| UNESCO-IHE Institute for Water Education | www.ihe.nl |
| Centre for Environment Education | www.ceeindia.org |
| Manav Sadhna | www.manavsadhna.org |
| WEDC Loughborough University | www.wedc.lboro.ac.uk |
| All India Institute of Hygiene and Public Health | mohfw.nic.in |
| Service Space | www.servicespace.org |
| Moved by love | www.movedbylove.org |