Air conditioningBuilding technology/ building services (building automation)Gas installationHeatingRefrigerationRemediation worksRenewable energiesSanitarySauna constructionSolar panelsTiles and panelsVentilation
BricklayingConcrete worksEarthworksGeneral contractorsPlasteringRemediation of hazardous substances / Asbestos abatementRemediation worksSealing worksShellTiles and panelsTurn-key construction