Range of activities
Awarding authority:
 in most cases principal or general contractor
Objects:
 newly constructed buildings and restoration of
office- and administrational buildings, event halls, shopping centers
Facades:
 single windows in carcass and facades of additive window-units
mullion/transom facade
exhaust-windows and case-constructions
modulated facades of pre-fabricated elements, twin facades
point-fixed facades, ventilated facades of differing materials
glass-roof-constructions
reconstruction and restoration of historic naturalstone facades
trading groups-facade:
 steel- and metalworks
wood- and wood-aluminium-windows, glazing
sun- and glare-protection
naturalstone- and ceramics-works
clinker-constructions
facades of prefabricated modules(architectural concrete)
facade-cleaning devices