Mr. Leonhard Grämiger CEO Phone +41 71 932 50 51 Mail: l.graemiger@gremolith.ch Mr. Dr. René Stepánek Technical manager, production Phone +41 71 932 50 54 Mail: r.stepanek@gremolith.ch Mr. Dr. Peter Gimmnich R & D Manager Phone +41 71 932 50 50 Mail: p.gimmnich@gremolith.ch Ms. Doris Urwyler CFO & Sales Phone +41 71 932 50 52 Mail: d.urwyler@gremolith.ch Ms. Haidi Müller Sales Phone +41 71 932 50 50 Mail: info@gremolith.ch

Gremolith AGICH-9602 BazenheidIPhone +41 71 932 50 50IEmail: info@gremolith.ch