Markus G. Spiess

Part of WaSch Walter Schüssler Consulting GmbH, L & M Rohstoffhandelsgesellschaft mbH engages in trading of ferro alloys, copper alloys, aluminium and steel products. The company is based in Velbert, Germany. The CEOs of the German company are Andreas Schüssler, Michael Sieger, Roman Klein.

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.

Koppers, Inc. produces carbon compounds, chemicals, and treated wood products. The firm offers naphthalene, petroleum pitch, phthalic anhydride, refined tar, specialty pitch, coal tar distillates, carbon pitch, pressure-treated wood, tie pre plating, track panels, and rail joints and track components. It also provides carbon pitch testing, engineering support, logistics, and railroad structures services. The company was founded in December 1988 and is headquartered in Pittsburgh, PA.