Sønderborg International School

We provide the highest quality education for internationally minded students in an inquiring and supportive environment.

Inspiring students and providing them with the academic and social skills that will enable them to fulfil their potential as global citizens.


Inauguration ASP pavillon

Having the vision of opening a new building and carrying that vision through to reality is an exciting journey. The inaugural ceremony was a moment of pride and celebration for the management, staff, students, and parents. The Mayor of Sonderborg …

News from the PTC

Meet and Greet SIS PTC Welcomed all new families into the school community in their Meet and Greet Event today!The message was very clear – parents are very important to us! The PTC supports and supplements a variety of events …

Welcome New Starters

Today we had the great pleasure to welcome our New Starters and their families to SIS. Fifteen excited students (and parents!) made the first step into our world and we are looking forward to the cooperation during the next many …