Galerie Sismann regularly organises themed exhibitions and takes part in international art fairs such as TEFAF, BRAFA, BIENNALE PARIS, BIAF, FINE ARTS PARIS, FAB PARIS, MASTERPIECE LONDON and FRIEZE MASTERS LONDON.

Some of their discoveries feature in major private art collections as well as in renowned institutions, such as the Louvre Museum (Paris), the National Museum of the Middle Ages (Paris), the Metropolitan Museum of Art (New York), the Rijksmuseum (Amsterdam), the National Renaissance Museum (Écouen), the Palais des Beaux-Arts in Lille, the Musée des Beaux-Arts in Strasbourg, the Fondation Lambert (Avignon), the Tassenmuseum (Amsterdam), the Katoen Natie Art Foundation (Antwerp), the Palais Fesch – Museum of Fine Arts (Ajaccio), the Munich Residenz Museum (Munich), the Gandur Foundation for Art (Geneva), The Alana Collection, the Museum of Decorative Arts in Namur, the Palazzo Ducale (Mantua), Lunéville Castle, the Sainte-Croix Museum in Poitiers, Musea Brugge (Bruges), Museum Boijmans Van Beuningen (Rotterdam), the Wyvern Collection (London), Wawel Castle (Krakow).

For thirty years, Galerie Sismann has been supporting art lovers and institutions in building their collections. They have earned the trust of prestigious institutions and major collectors worldwide.