The former storehouse helper from Munich, and assistant to the Munich executioner Reichhart, was the chief executioner of the Pankrác prison from February 1943. Until 1945, 1,079 persons were executed in the so-called Sekyrárna (axe room).
Reichhart, who had previously assisted Munich's executioner, took over as chief executioner at Pankrác prison in February 1943. Over the next two years, 1,079 individuals were executed in the infamous Sekyrárna.