Björn Radtke

Faber-Castell AG manufactures pens and pencils. It manufactures Graf von Faber-Castell line of premium fountain and roller pens and mechanical pencils. The firm offers color pencils, pastels, markers, technical drawing pencils, sharpeners and crayons. The company was founded in 1761 and is headquartered in Stein, Germany.

SCHOTT AG engages in the production and distribution of specialty glass and glass ceramics. Its products are used in the consumer electronics, pharmaceutical, defense and security, optics, life sciences, energy and environment, automotive, and aviation industries. The company was founded by Otto Schott, Ernst Abbe, Carl Zeiss and Roderich Zeiss in 1884 and is headquartered in Mainz, Germany.

Alte Technologies SLU is an equipment manufacturing company. It is engaged in the production design, marketing and supply of ventilation and air conditioning equipment, WC vacuum systems, bathroom modules, interior design, components, spare parts and materials. The company was founded on October 30, 2012 and is headquartered in Lliça De Vall, Spain.

Part of SGL Carbon SE, SGL Carbon LLC is a company based in Saint Marys, PA.

SGL Process Technology Pte Ltd. operates as a holding company with interest in manufacturing carbon-fiber based products. The company is headquartered in Singapore.