The purpose of this foundation is to preserve the artistic estate of the siblings Bertha Züricher, Gertrud Züricher, and Ulrich Wilhelm Züricher, namely the professional storage and inventory, the promotion of scientific work and publications, as well as the organization of exhibitions. The body of work and the documents include testimonies from third parties that have a close connection to the Lohner, Züricher, and Anker families. The foundation can accept works from friends and colleagues as well as from role models of the siblings Bertha Züricher, Gertrud Züricher, and Ulrich Wilhelm Züricher. The foundation has a non-profit character, is not profit-oriented, and does not pursue any commercial purposes.