Jens-Uwe Klemens

Kaolin AD produces, mines and trades kaolin, silica sand, chamotte and carbonate fillers. It also offers feldspar, dolomite, and limestone. The company was founded in 1924 and is headquartered in Senovo, Bulgaria.

Quarzwerke GmbH is a business engaged in the extraction, processing and refining of industrial minerals, particularly quartz, kaolin, feldspar, wollastonite and mica. Their raw materials are used in the paper, glass, foundry, ceramic and rubber industries, as well as in the production of paints, lacquers and coatings and in the area of construction chemicals. The company was founded in 1971 and is headquartered in Frechen, Germany.

LL Global Resources SE operates mineral extraction and processing plants, focusing on minerals. The private company is based in Frechen, Germany. The CEOs of the German company are Robert Lindemann-Berk, Paul Páez-Maletz.

LL Holding GmbH provides management services. The private company is based in Frechen, Germany. The CEOs of the German company are Robert Lindemann-Berk, Paul Páez-Maletz.

Quarzwerke International GmbH engages in the mining of chemical and fertilizer minerals. The company is based in Frechen, Germany. The CEOs are Otto Hieber, Robert Lindemann-Berk, and Wolf Harlfinger. The German company was founded in 2017.

Part of Quarzwerke GmbH, Caminauer Kaolinwerk GmbH provides gravel plant services. The company is based in Königswartha, Germany. The CEOs of the German company are Otto Hieber, Ralf Jeffraim.