Goldmatt, ChamCham ZG, Switzerland FactsLocation: Cham ZG, SwitzerlandProject date:Â 2019-2020 GOLDMATT,CHAM The Goldmatt project with around 40 apartments and office units was built in 1991. After almost thirty years, it had to undergo renovation. Renovation of facades, roofs and selected interiors upgraded the building to contemporary standards. Latest projects