- Addhyayan, South 24 Pgs
- ADECOM Network, Pondicherry
- ADER – Association for Regional Economic Development, Pondicherry
- Adhaar Foundation, Haridwar
- ADHAR – Association for Awareness Development & Human Rights, Bettiah
- ADHAR, Loisingha
- ADHARA, Davangere
- ADHARANA, Challapalli
- Adharsheela, New Delhi
- Adharshila Samajik Evam Sanskritik Vikas Sansthan, Lucknow
- Adharshila Trust, New Delhi
- Adhikaar The Rights Path, Gurgaon
- Adhikar Chetna, Delhi
- Adhikar Sansthan, Sadulshahar
- Adhikar Special School for Mentally With Multipal Handicapped, Panna
- Adhikar, Barasat
- Adhikar, Baroda
- ADHIKAR, Khurda
- ADHIKAR, New Delhi
- Adhisathguru Multipurpose Charitable Trust, Pondicherry
- Adhunik Vikas Sansthan, Rewa
- Adi Gram Samiti, New Delhi
- Adibasi Welfare Society, Jamshedpur
- ADIC – Alcohol & Drug Information Centre, Trivandrum
- Adisil – Agrarian Development Institute for Sustenance & Improved Livelihood, Madurai
- ADITHI, Patna
- Aditi Foundation, New Delhi
- Aditi Samaj Sewi Sanstha, Raipur
- Aditi Swyam Sevi Sanstha, Jabalpur
- Aditi Swyam Sevi Sansthan, Jabalpur
- Aditya Bahuudeshiya Janvikas Sanstha, Beed
- Aditya Education and Walfair Socity, Jhalawar
- Aditya Education Society, Parbhani
- Aditya Educational & Medical Society, Delhi
- Aditya Foundation, Mumbai
- Aditya Group of Educational & Welfare Society, Kaimur
- Aditya Industrial Educational Society, Warangal
- Aditya Medical Trust, Madurai
- Aditya Nagraj Charitable Trust, Parbhani
- Aditya Social, Educational & Development Trust, Nalanda
- Aditya Sree Foundation, Katihar
- Aditya Vkikas Samiti, Simdega
- Aditya Wahini, Durg
- Adivasi Chetna Shikshan Seva Samiti, Jhabua
- Adivasi Dev Vikas Trust, Surat
- Adivasi Development Society, Gajapati
- Adivasi Gondwana Bhasha Prach Shikshan Trust, Warora
- Adivasi Janjagruti Bahuuddeshiya Shikshan Sanstha, Gadchiroli
- Adivasi Mahila Vikash Samiti, East Singhbum
- Adivasi Navrachanatmak Rural Development Foundation Trust, Valsad