- Susthira Centre for Sustainable Development Studies & Action, Kannur
- SUTARDHAR, Kangra
- Sutra Foundation, Delhi
- Sutradhar, Bangalore
- SUTRADHARA, Khurda
- Suvarna Karnataka Integrated Rural Development Society (R), Tumkuru
- Suvarna Karnataka Integrated Rural Development Society, Tumkur
- Suvarna Karnataka Rural and Environment Development Association, Chikkaballapur
- Suvarna Karnataka Rural Development & Education Society, Bangaluru
- Suvarna Lakshmi Educational Society, Prakasam
- Suvarnamukhi Rural Development Society, Tumkur
- Suvidha Rural Devlopment Society, Haveri
- Suvidha Welfare Society, Kolkata
- Suyam Charitable Trust, Chennai
- SVADES, Vadodara
- Svechha Foundation, Hyderabad
- Svedats, Chickaballapur
- Svews-Swami Vivekanand Education & Welfare Society, Gulbarga
- SVP Foundation, Udupi
- SVS – Sarvangeed Vikash Sanshtha, Lucknow
- SVSS – Swami Vivekan and Shiksha Samiti, Bhopal
- SW Hanif Rahmani Sewa Sansthan, Ambikapur
- Sw Ram Sewak Jankyan Sewa Samiti, Sagar
- Sw. Gajadhar Prashad Mathur Shiksha Evam Samaj Kalyan Samiti, Gwalior
- Swa Jan Kalyan Awam Vikash Sansthan, Buxar
- Swa Lalita Sharma Jnakalyan Samiti, Sidhi
- Swa Shakti Mahila Mandal, Khandwa
- Swa Shri BC Abhang Smriti Sansthan, Bhopal
- Swa Shrimati Sarojdevi Makwana Shiksha Avam Samaj Sewa Sansthan, Indore
- Swa. Baboolal Shikshaprasar Evam Samaj Kalyan Samiti, Bhopal
- Swa. Hiralal Pawar Bahuuddeshiya Samajsevi Sanstha,Solapur
- Swa. Manilal V Patel Memorial Education and Charitable Trust, Surat
- Swa.Shivram Smriti Shiksha Samiti, Rewa
- Swaas Trust, Tirunelveli
- Swaassth Society, Bharatpur
- Swaasth Sewa Maitry Charitable Trust, Delhi
- SWABALAMBI, Jagatsinghpur
- Swabhimaan Educational and Charitable Foundation, Jalaun
- Swabhiman Jagriti Mission, Champaran
- Swabhiman Samiti, Maharajganj
- Swabhiman, Pune
- Swablamban Foundation, Ranchi
- Swachh Foundation, Delhi
- SWAD – Society for Women Action Development, Puri
- SWADES – Siddhi Vinayaka Reaearch Society for Welfare, by Educational Strech, Jaipur
- Swadesh Development Society, Cachar
- Swadesh Gramotthan Samiti, Datia
- Swadesh Science Society, Cooch Behar
- Swadesh Seva Sanstha, Darbhanga
- SWADESH, Bhopal
