Continental-Kunstfilm GmbH in Berlin; the first, InderTiefedesSchachtes (In the Depths of the Pit) was released in November 1912, followed by Vorglühen des Balkanbrandes
Plot outline, Der Kinematograph, No. 287, 26 June 1912 (title page p. 163) Neue Films [pdf p. 186-188] (in German). Also p. 166, ad. for In Nacht und Eis