The roots of Friedrich von Lien AG lie in Zeven, in the north of Lower Saxony, between the Hanseatic cities of Hamburg and Bremen. In the 50s, the family business, which is still owner-managed today, was founded by Friedrich von Lien as a specialist building materials trade. Meanwhile we have more than 60 years of experience in the roofing industry.
our vision Through continuous investment in all areas of our company, we are setting the course for a growth-oriented future in th…
For 50 years, the MAGE® Roof & Building Components GmbH offers products and system solutions with excellent quality for various applications in the field of roofing technology. As a medium-sized company with an international focus, the MAGE® Roof & Building has continuously and constantly grown and is now one of the leading manufacturers and distributors of high-quality roof technology.
The MAGE® Roof & Building Components GmbH is a company that is specializes in the developme…
PREFA has been characterised by outstanding excellence and innovation since 1946.
PREFA products fulfil all fire protection specifications.