Since 1994, Gabriela and Mathieu Sismann have built their reputation as leaders in the international market for ancient sculpture, becoming key references for clients, collectors, and professionals dedicated to this niche field.

Galerie Sismann is a unique and now essential destination, devoted without distinction to European sculpture from the Middle Ages and the Renaissance through the Classical and Baroque periods, up to the end of the 18th century. It is distinguished above all by its ability to bring to light forgotten masterpieces of ancient sculpture from the art market or private collections.

Internationally recognized for its expertise, Galerie Sismann supports private and institutional clients in acquisition and sale, advisory services and valuation, as well as the expertise and appraisal of sculptures dating from the 12th to the 18th century.