In addition to the efforts of the Belgian Defence and the participating cities and municipalities, we can count on a third pillar:
the (main) sponsors and supporters.
The importance of our sponsors for the successful organisation of the Four Days of the Yser cannot be overstated.
Each of them contributes to the success of this march in their own way, however great or small. Here is an overview of the permanent sponsors of the Four Days of the Yser: