St. Mary’s H.S.S. Pattom, Trivandrum: This school was started in the year 1940 by the Servant of God Archbishop Mar Ivanios. This is an aided higher secondary school owned and managed by the Major Archdiocese of Trivandrum. This is the biggest school in Asia. In St. Mary’s School there are over 12,000 students studying from the Kindergarten to the Higher Secondary level. It has 226 divisions 400 staff including teaching and non-teaching. His Beatitude Baselios Cardinal Cleemis, Major Archbishop-Catholicos of Trivandrum is the Patron and Manager of the School.