The school began on 5 January 1970 with merely 50 students on roll, and it has progressed extensively within a short span. It was affiliated to the C.B.S.E in 1974, Ever since, it has been securing positions and merits in the Board Examinations. At present the school has 2000(approx) students on roll. It was founded by Rev. Mother Benigna Gastaldon, an Italian nun who worked in India from 1928 to 1994. It was opened as a branch of St. Anthony's Sr. Secondary School, Paharganj, of which she was the foundress. She was awarded ‘the Knight Commander of the Order of the Star of the Italian Solidarity’ by the Italian Government in 1974, for her service in India and ‘the Florentine Lily’ by the Florence Province of Italy for her outstanding humanitarian work and for her ideals of love and service for the emancipation of the girl child.