- Samman Educational and Welfare Society, Jashpur
- Samman Human Right Forum, Asansol
- Samman Vikas Samiti, Bahraich
- SAMNC – Dr. Salim Ali Memorial Nature Club, Mahoba
- Samoh Vikash & Research Organization, Ranchi
- Sampada Trust, Ahmednagar
- SAMPARC – Social Action for Manpower Creation, Pune
- SAMPARC, Pune
- Sampark Bharti Educational & Welfare Society, New Delhi
- Sampark Bihar, Bhoipur
- Sampark Charitable Trust, Athgarh
- Sampark Communication, Kolkata
- Sampark Samaj Kalyan Sansthan, Lucknow
- SAMPARK, Bangalore
- SAMPARK, Cuttack
- SAMPARK, Lucknow
- Sampark, Mumbai
- Sampoorn Jan Shakti Welfare Trust, Delhi
- Sampoorna Kshetra Vikas Samiti, Varanasi
- Sampoorna Sahyog Sansthan, Lucknow
- SAMPRAD, Allahabad
- Samprasion Saraswati Shikha Academy, Katni
- Samprasion Sarswti Shiksha Academy, Bhopal
- Sampurn Manav Kalyan Seva Sanshan, Samastipur
- Sampurn Nikhar Shakeshanik Charitable Society, Indore
- Sampurn Sahyog Sansthan, Lucknow
- Sampurna Jan Mahila Kalyan Samiti, Ranchi
- Sampurna Rehabilitation & Research Centre, Hyderabad
- Samrakshana Rehabilitation & Charitable Trust, Bangalore
- SAMRAKSHANA, Chennai
- Samrat Ashok Bahuddeshiya Sanstha, Amravati
- Samrat Sadhana Seva Balaga, Bangalore
- Samriddhi Foundation, Daltonganj
- Samriddhi Foundation, Imphal
- Samriddhi Sharma Foundation, Vasco-Da-Gama
- Samriddhi Vikas Sansthan, Jaipur
- Samridh Bhartiya Mission Society, Chamba, Tehri Garhwal
- Samridh Bhartiya Mission Society, Tehri
- Samridhi Foundation, Jamshedpur
- SAMRIDHI, Deoghar
- SAMRPAN, Alwar
- Samrudhhi Through Health, Agriculture and Justice (SAHAJ), Mandi
- Samrudhi Micro Fin Society, Gulbarga
- SAMSCA – Secularists Association for Mobilisation of Socio – Cultural Amity
- SAMSKAARA, Hyderabad
- Samskar a Women Forum for Women Development, West Godavari
- SAMSKAR, Vijayawada
- Samson Memorial Education Trust, Pune
- Samson Rural and Urban Needy Society, Hyderabad
- Samta Gram Seva Sansthan, Patna
