Mar Osthatheos college runs under the management of Mar Osthatheos charities kunnamkulam by the Registration Act of 1955 (Reg.No.44/1971).
The Mar Osthatheos charities was started in the sacred name of Mar Osthatheos Sleeba in 1965. Mar Osthatheos was the H. H. Patriach of Antioch to India (1908-1930).
He was looked up on a living saint by people of all castes and creeds. His moral remains entered on 7th March 1930 at St. Mar'ys Syrian Simhasana Church Arthat Kunnamkulam, founded by him.