- Ardhratha Fellowship, Kottayam
- Asian Trust for Social Development, Kottayam
- ATMATA Kendram, Kottayam
- Centre for Development Action, Kanakary
- Dr. Ambedkar Sevak Samaj, Kottayam
- Dyuthi Society for Community Development & Research, Kottayam
- Grama Vikasana Seva Samiti, Kottayam
- Indian Institute of Emergency Medical Services, Kottayam
- IRDS – Integrated Rural Development Society, Kottayam
- Jawaharlal Memorial Social Welfare Public Co-operation Centre, Kottayam
- Jeevan Foundation, Kottayam
- Kerala Social Service Forum, Kottayam
- Kerala Voluntary Health Services, Kottayam
- Lead Foundation, Kottayam
- Lifetree Foundation, Kottayam
- Manarcadu Social Service Society, Kottayam
- Ntharakan & Associates, Kottayam
- Pattikajathi Kshema Samiti, Kottayam
- PKV Centre for Human Development & Cultural Affairs, Kottayam
- Punnyam Trust, Kottayam
- Sandhya Development Society, Kodumpidy
- Social Work Mission, Kottayam
- Society for Human Resources & Socio Economic Development, Kottayam
- The Vigilant Eyes, Kottayam
- Tropical Institute of Ecological Sciences, Kottayam
- Vrukshabandhu Social Forestry Club, Palai
- World Welfare Trust, Kottayam