It was founded by Misha Mengelberg, Louis Andriessen, Peter Schat, Dick Raaymakers, Jan van Vlijmen, Reinbert de Leeuw, and Konrad Boehmer.
From 1986-2015, STEIM was located at the Achtergracht in the city center's southern area in a building containing including three studios, a concert hall, hard and software workshops, offices, and a guesthouse.
[3] After moving to a smaller location near the Lelylaan station in 2015, STEIM officially ceased to exist as an organization at the end of 2020 due primarily to cuts within the Dutch national cultural funding system.
[8] As in traditional musical instruments, it is believed here that also in contemporary developments the physical touch of a musician contains essential aesthetic factors.
Aside from offering support in theoretic and practical development of contemporary musical instruments, STEIM also hosted in-house concerts, exhibitions and workshops.