Born in Warsaw. Academy of Fine Arts in Warsaw where he studied both painting (with Professors Zofia Kowalska and Bohdan Urbanowicz) as well as architecture with Professor Romuald Gutt. He won an honorable mention at the world competition for fine arts academy students organized by Gramercy Park in New York. While still a student he started to collaborate as a designer for pantomime show at the Warsaw „Hybrydy" Theatre. In 1967 he received a diploma with distinction from the Warsaw Academy's Departament of Interior Design where he specialized in the design of exhibitions (diploma project under Professor Kazimierz Nita). Janusz Mulak's diploma work was awarded the first prize at the National Competition for graduates of the arts academies in 1967. In 1969-70 he lived in Denmark on a grant from the Danish Ministry of Culture. He continued his studies at the University of Heidelberg (with Professor Riedl) where he took a course in the history of art. Alongside his studies he worked as art-director in the Fertig Design Studio in Heidelberg where his interests focused on interior design and the use of colours in exterior design.
Janusz Mulak had collective exhibitions and one-man shows in Paris, Moscow, Berlin, Sofia, Copenhagen, Stockholm, Warsaw, Dusseldorf, Prague, Dallas, Heidelberg, New York, London, Cologne. He was the Art-director of the exhibition: Polnische Kunst „heute", in Grevenbroich, Germany, 1989. Janusz Mulak was Vice-President of Warsaw's Painters Association. He wrote periodical articles in the monthly magazine „Twój Styl" (art criticism).
Janusz Mulak's interests include also environmental projects, project-art and actions. At present he is working with multimedial projects with social engagement. Art-video: „Messiah in Warsaw's backyards", „Warsaw Central Station - Platform number one" (drug-problem)
His, (Polnische Ausgabe). work is represented in: Who is Who, Verlag fur Personenenzyklopedien AG , (Polnische Ausgabe).
Janusz Mulak's works are to be found in numerous museums and private collections in almost 20 countries