ウィーン工房
Powolny was born in Judenburg. He was trained at Tonindustrie in Znaim, and from 1894 to 1901 in the Wiener Kunstgewerbeschule. In 1906 along with Bertold Löffler he founded the Wiener Keramik workshop, that became part of the Wiener Werkstätte a year later.