Holy Mary High School Education Society Hyderabad is a Minority (Catholic) Educational Institution of the Archdiocese of Hyderabad. It is Governed by Article 30(1) of the Indian Constitution as elucidated by the highest courts of India. It was established in 1948 and is run by the Sisters of Charity of Sts.Bartholomea and Gerosa. It is a Registered Society registered under the Public societies Registration Act of 1350 F. Though primarily, a school for the catholics, all students are admitted irrespective of caste or creed. In all matters of administration, the decision of the Governing Body will be final and binding.