Patrick Offenstadt is an expert, member of the SFEP.
Syndicat Français des Experts Professionnels en Oeuvres d’Art et Objets de Collection.

Patrick Offenstadt, who is the recognized Jean Béraud expert, published the catalogue raisonné of this artiste in 1999.

Patrick Offenstadt is also interested in Divisionist painters such as Albert Dubois-Pillet (whose catalogue raisonné is online on this site) and Henri-Edmond Cross (oils and watercolours), whose catalogue raisonné is in preparation.

Connoisseur of 19th-century French art, he is also the president of the Comité Gen Paul, an Expressionist painter of the generation of Chaim Soutine and the great German Expressionists.