Besides private collectors, there are several renowed mueseums, such as the Albertina and the Österreichische Galerie Belvedere in Vienna, the Niederösterreichische Landesmuseum in St. Pölten, the Salzburg Museum, the Oberösterreichische Landesmuseum in Linz, the Residenzgalerie in Salzburg, the Staatliche Graphische Sammlung in Munich, the Kupferstichkabinett in Berlin, the Ostdeutsche Galerie in Regensburg, the Metropolitan Museum in New York, the National Gallery of Art in Washington, the National Gallery of Canada in Ottawa, the Kunstmuseum in Bern and the Museum Briner und Kern in Winterthur, among the clients of Kunsthandel Dr. Keil.

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