Stockholm International School is accredited by the following independent bodies, guaranteeing independent, external validation of the quality of our education.

International BaccalaureateĀ® (IB) School


Middle States Association

SIS is an accredited school by the Middle States Association.

Council of International Schools (CIS)

SIS is a CIS accredited school, having achieved the high standards of professional performance in international education and shown our commitment to continuous improvement.