D.S.Senanayake college Colombo 7, one of the leading disciplined schools in the island with a short span of history of 44 years was established in 1967 by Mr. R.I.T. Alles, whose fame as an educationist has spread beyond our shores..The school has maintained a good reputation from its inception, where the ambience that promotes a healthy learning culture stems primarily from the charisma of the head of the school . The great success of DSS College is still appreciated by everybody as a top class disciplined school.

Principal- Mr. D.M.D. Dissanayake.

DSS College being a fully owned state institution with state-of-the-art infrastructure , ensures a condusive environment for learning through personalized techniques of imparting knowledge.The quality of inputs by the parents and other associations connected with the school is greatly appreciated today and stands as a reputed and disciplined school in the country, which carries a Motto 'Country before Self.

The brotherhood that is inculcated among the students of the school from its inception is still prevalent . The use of the word SON or PUTHA in Sinhala to a student by a teacher is not alien to the school. This promotes kindness, respect to the teacher and discipline among the students and brings out worthy citizens to the country.

The school has gained many achievements of excellence both in the academic and non academic fields , locally and internationally. As a truly multi ethnic, multi religious college it has proudly created an unblemished and prestigious record of excellence in academic , sport and community leadership of highly innovative and patriotic individuals to the motherland.

The present principal Mr.D.M.D.Dissanayake, who assumed duties on September 9 2010 as the 7th principal of the school has spelt out his vision for the school very clearly by giving preference to academic activities and discipline as top priority. Under his guidance many projects for the development of the school and the society would be planned for the future. The promotion of extra curricular activities and sports will be of vital interest to the turbulent world of today.

Under the present administration every child will be encouraged to participate in some form of extra curricular activity.This helps the child to grow physically, mentally, emotionally, and spiritually. An all round education given with love and care together with strict discipline will be a set standard at D.S.Senanayake College says the new principal.

D.S.Senanayake college being a school with a short span of history of 44 years is not second to any of the schools in the island in maintaining discipline and trend setting new projects for the betterment of the children.Mr.Dissanayake says that the development of new projects and facilities to uplift the standard of the education and extra curricular activities has to be met on par with the society's need.
We will not leave any stone unturned to achieve our objective says the new principal, as the school does not have the word " impossible " in its vocabulary.

The primary sector which is categorized by the Ministry of Education as the Model primary will be further developed to give the children more facilities.Under the proposed new management a joint commitment of the administration board, teachers, parents, students, Old Boys' Association and the School Development Society will work together to achieve a common goal.