Nero-Film AG was a German film production company founded in 1925 and based in Berlin during the Weimar era. The company's name was derived from the names of its two founders: the letters "NE" stood for the name of the entrepreneur Heinrich Nebenzahl, and the letters "RO" for the initials of director Richard Oswald. Originally founded as Nero-Film GmbH, a limited liability company, it was converted into an Aktiengesellschaft, Nero-Film AG, in 1927. Under the influence of Nebenzahl's son Seymour Nebenzal, Nero-Film was one of the most artistically ambitious production companies in Germany, and with directors like G.W. Pabst and Fritz Lang it produced a number of major films of the Weimar era, such as Pandora's Box, Westfront 1918, The Threepenny Opera, M, Kameradschaft, L'Atlantide and The