1985
First accredited by WASC, SIS continues to pursue excellence in international education. The self-study and accreditation visits provide opportunities for our school community to reflect upon current practice and develop a plan to continue to move forward.
1995
As the school grew, it moved to the present campus, a site of 50,000 sq. meters located in Citra Raya, a self-contained city development in West Surabaya.
2000
Since 2000, the Indonesian government has permitted SIS to accept Indonesian students. Currently, SIS consists of Indonesian and international student populations from more than 25 countries.