Don Bosco Mat. Hr. Sec. School, Peravallur is one of the prestigious institution of the Madras Mylapore Arch Diocese run by the Chennai Mylai Educational Society under the patronage of His excellency Most Rev. Dr. George Antonysamy, Archbishop of Madras Mylapore, Vicar General Rev. Fr. Maria Amul Raj, Vicar General Rev. Fr. Stanley Sebastian, Superintendent Rev. Fr. Balasamy – RC schools, Chennai.
It was started in the year 1976 with a handful of teachers and students, in a small hut. Now it is entering into 47th year with nearly 2k students and 125 staff members.