In the 1950s to 1980s, Stanek was one of the most interesting and outstanding artists of Silesian and Polish Neo avant-garde, gaining recognition not only in the country, but also abroad. He was a professor of the Faculty of Art of the Polish University Abroad, a member or the Roman Accademia Internazionale d’Arte Moderna, Accademia Italia delle Arti e dell Lavoro and IAA AIAP UNESCO, as well as a laureate of numerous prestigious awards. Among others, he received a silver medal and the title of Artifex Doctus IPKART for lifetime achievement (1978), a gold medal of the International Painting Competition Italia 2000 (1979), gold medal Il Trofeo Internazionale Medusa Aurea (1980) and a gold badge of ZPAP (Association of Polish Artists and Designers) (1996).