Siegfried Birth

Rain Carbon Germany GmbH engages in the manufacture, trade, and use of raw materials derived from coal and mineral oil, plastics, as well as other chemical products and building materials. The company was founded on December 18, 2006 and is headquartered in Castrop-Rauxel, Germany.

RUETGERS Chemicals AG manufactures plastics, chemicals, and binding materials used in electronics and automobiles. It specializes in the manufacture of basic and specialty chemical products. The company manufactures industrial chemical products such as aromatics, petroleum products, organic intermediates, and pharmaceuticals. The company was founded in 1964 and is headquartered in Castrop-Rauxel, Germany.