Nadar Mahajana Sangam started in 1910 by RaoBahadur Ratnasamy Nadar of Porayar and other eminent persons, has been registered under the Societies Registration Act for the uplift of the community people. There are 9 Schools, 5 Industrial Training Institutes, 2 Art Colleges, One Pharmacy College and 2 Polytechnic Colleges under the control of Nadar Mahajana Sangam.

Nadar Mahajana Sangam is an Educational and Charitable Institution registered in 1918 under the Societies Registration Act No.XXI of 1860. There are 19 Educational Institutions under the control of the Sangam dedicated to Social service and uplift of the depressed, oppressed and suppressed classes in the society. The Sangam is also the Representative body of 1 Crore Nadar Community people all over India and abroad.