 In 1919, he became one of the founders and the chairman of the "Vilnius Photoclub" () (other sources say that he founded the photoclub and had headed it since 1927); and headed it until the start of World War II.He and Marian Dederko were the founders of the "Polish Photoclub" () in 1929 or 1930.From 1919 to 1939, Jan Bułhak headed the photographic section (workshop) of the Fine Arts Department of Stefan Batory University in Vilnius.