Knauf Learn more FOSTEC & CompanyReferencesKnauf In 1932, the brothers Alfons and Karl Knauf secured the mining rights of a gypsum deposit in the municipality of Schengen on the Upper Mosel. One year later, the first own plaster factory was built in Perl on the Moselle. The foundation stone for the family-owned company Knauf was laid. Today, Knauf is one of the leading manufacturers of building materials and construction systems in Europe and far beyond. Knauf is today represented with production facilities and sales organizations on all five continents in more than 86 countries at over 220 locations. Industries: Construction & Building Materials Visit Website