After studying law at the University of Vienna, Karl Ecker had theatre training at the k. k.

After completing his apprenticeship as a bookseller, Karl Günther, son of a Viennese printer, joined

Egon Jelinek, son of the photographer Paul Jelinek (1878–1940), was active in the Austrian NSDAP ("Hitler movement", Brigittenau) from 1921.

On completion of his education at commercial college, Johannes Katzler worked until 1924 in his parent's company in Vienna.

Rudolf Maier trained as a watchmaker with Ludwig Löwenstein at Gumpendorferstraße 20 in Vienna's 6th district.