Igo Pötsch received his artistic training at the Landeskunstschule Graz as a student of Heinrich August Schwach and Paul Schad-Rossa. In 1904 he worked as a lithographer in Dresden. From 1905 to 1914 he was artistic director of the Nussdorf paper and tin printing industry in Vienna. He was able to acquire lithographic knowledge from Viktor Mader at the graphic teaching and research institute in Vienna.
In 1930 he directed special courses for lithography at the Academy for Graphic Arts in Leipzig. As early as 1918, Pötsch devoted himself more and more to painting. In 1930 the artist became a member of the Vienna Künstlerhaus and took part in various exhibitions.
In 1931 he and other Viennese artists formed the so-called new group of the Vienna Artists' Cooperative. For the 200th anniversary of the Haydn memorial, he designed 12 art sheets in 1932. In 1934 Pötsch received the Austrian State Prize with Herbert Boeckl, Wilhelm Thöny and AP Gütersloh.