The Association has a Council, which is the principal decision making body of the Association for all global affairs. The day-to-day management is conducted by the Officers, at present consisting of the President, two Vice-Presidents and the Secretary-Treasurer.
The regional activities are organised within the Chapters. At present the Association has a European Chapter, an Americas Chapter, an Asia Pacific Chapter and since 2005 an Africa Chapter.
The administration of the Association is conducted in the Netherlands, at the Regional court of Haarlem. The day-to-day administration is conducted by the Office Manager Liesbeth van de Meeberg.