Überbauung Müllerwis, Bauetappen 1, 1a, 2a Greifensee, Canton Zürich Building data System family Göhner Construction period 1968–1969 Number of appartments 249 Involved parties Architects Hans Litz Engineers W. Böhler Building owner Winterthur Lebensversicherungsgesellschaft Executing companies Ernst Göhner AG (Generalunternehmung)