The company’s principal shareholders are the Wuppertal-based Dr. Werner Jackstädt Foundation and the Munich-based ARGENTA Grundstücksverwaltungsgesellschaft mbH. The sole shareholder of ARGENTA is Munich entrepreneur Dr. Helmut Röschinger. This commitment is planned to be incorporated into the existing charitable Dr. Helmut Röschinger Foundation at a later date.
Together with the two co-partners Robert Spartmann († 05.04.2023) and Christoph Borges, the investors established MIB. The partners have been cultivating a trusting business relationship for decades, which will continue to bear fruit within the framework of the activities for MIB.