Hermann Keimel (1899 - 1948) was a German painter, graphic artist and commercial artist.

He completed his studies at the Academy of Fine Arts in Munich, e.g. with Julius Diez and Angelo Jank. Keimel was then a teacher at the master school for the German painting trade in Munich. He was a draftsman for the youth (magazine). Keimel was a member of the Munich painters' community "The Twelve" and the "New Association of Munich Poster Artists". He was also represented as such at the 1931 exhibition of Munich poster art. He designed and designed numerous posters for events and political parties. In 1932 he took part in the art competitions of the Olympic Games in Los Angeles.

Siegmund von Suchodolski (1875 - 1935) was a German commercial artist, architect and painter.

Von Suchodolski, son of the painter Zdzisław Suchodolski, grandson of the Polish war painter January Suchodolski, studied architecture at the Munich School of Applied Arts and at the Technical University of Munich.

As an architect, he worked, among other things, as an employee of the architects Martin Dülfer and Theodor Fischer in Munich. Especially since 1906 he worked as a commercial and poster graphic artist in Munich, but also as an illustrator. He is attributed to naturalism, especially with regard to his animal pictures, but politically to conservatism