'Wiener Keramik' founded 1906 by Michael Powolny and Berthold Loeffler .
From 1907 the Wiener Werkstaette took over the sale of products of the Wiener Keramik.
1907 ceramic works at Cabaret Fledermaus, 1910 Palais Stoclet.
1913 merger with Gmundner Keramik to 'Vereinigte Wiener und Gmundner Keramik'.