The group was then joined in autumn 1993 by six well-known Swiss composers in the Centre musical de la Fondation Hindemith Chalet de Lacroix (today of the . Among the founding members were Michael Baumgartner (who did not become an official member), John Wolf Brennan from Lucerne, Jean-Luc Darbellay from Bern, Christian Henking from Bern, Stephan Sabotta (who did not become an official member) and Michael Schneider from Aarau.
