The Tema Secondary School has and serves a network of more than 60,000 alumni worldwide, and reflects an active and powerful community that generates positive outcomes for the School. For over 20 years, its Alumni Association has played an integral role in Temasco’s success and mounting reputation.

The School was opened on Friday, September 22nd, 1961 with an initial intake of 52 students. The number increased to 105 by the end of the month. There were 3 Form1 streams [A, B and C]. These continued to the Sixth Form Level and turned out the first batch of students in 1968.  The subjects offered at the 'Advanced Level were: English, Economics, Geography, History and Logic for the Arts and Physics, Chemistry, Biology, Pure and Applied Mathematics for the Sciences.