PREFA Aluminiumprodukte GmbH has enjoyed success throughout Europe for over 75 years in the development, production and marketing of roof and façade systems made from aluminium. In total, the PREFA Group employs around 640 people in 23 countries. Over 5000 products for roof, façade, roof drainage, flood protection and solar panel installation systems along with the appropriate accessories are produced exclusively in Austria and Germany. Each year, 3200 installation partners are trained in 20 training centres across Europe. The traditional company is part of the corporate group run by industrialist Dr Cornelius Grupp. The group employs over 8000 people in over 40 production locations worldwide.