Koninklijke Stichting Defensiemusea (Stichting Koninklijke Defensiemusea)

The Stichting Koninklijke Defensiemusea is an umbrella organization managing the collections of the four main military museums in the Netherlands - the Nationaal Militair Museum in Soest, the Marinemuseum in Den Helder, the Mariniersmuseum in Rotterdam and the Marechausseemuseum in Buren.