Andreas Bonhoff

Evonik Stockhausen GmbH produces inorganic chemicals. Its customers represent industries including the steel, chemical and automobile sectors. The company was founded in 1881 and is headquartered in Krefeld, Germany.

TTP AG is a software services company based in Bad Soden am Taunus, Germany. and has subsidiaries in Germany. TTP AG provides software services. The German company was founded by Reinhard Meier and the CEO is Andreas Bonhoff.

Evonik Goldschmidt GmbH manufactures specialty chemicals. Its business units are oligomers, silicones and care specialties. Oligomers unit manufactures additives for inks, coatings, plastics, pulp & paper and polyurethane foams. Care specialties unit makes the raw materials and ingredients for personal care products like shampoo, deodorants and sunscreens. Silicones unit manufactures detergents, polishing, cleaning agents as well as fabric softeners and release coatings for self-adhesive products. The company was founded in 1889 and is headquartered in Essen, Germany.