DEEN COMPANY MATERIAL TECHNOLOGIES PRODUCTS & SOLUTIONS SERVICE The QSIL Supervisory Board: STEPHAN BEHR DR. HELMUT VORNDRAN ELLEN STELLWAGEN CHRIS FÖRSTER HOMECOMPANYSUPERVISORY BOARD Supervisory board Stephan Behr Chairman of the Supervisory Board More about Stephan Behr Dr. Helmut Vorndran Deputy Chairman of the Supervisory Board More about Dr. Helmut Vorndran Ellen Stellwagen More about Ellen Stellwagen Chris Förster More about Chris Förster COMPANYMATERIALTECHNOLOGIESPRODUCTS & SOLUTIONSSERVICE IMPRINTPRIVACY POLICYDISCLAIMERSITEMAP QSIL AG / Gewerbering 8 / 98693 Ilmenau / Germany QSIL GmbH Quarzschmelze Ilmenau / Gewerbering 8 / 98693 Ilmenau / Germany QSIL Nederland B.V. / H.M. Brouwerstraat 1 / 9672 AG Winschoten / The Netherlands QSIL Ceramics GmbH / Triptiser Straße 22 / 07955 Auma-Weidatal / Germany QSIL Ingenieurkeramik GmbH / Gewerbepark 11 / 96528 Frankenblick / Germany QSIL is the specialist when it comes to advanced solutions made from high-performance materials, fused silica and engineered ceramics. From the prototype to the serial production of complex special components made of individually optimized materials - QSIL offers an extensive product and material portfolio.