René Imwinkelried

Part of Siegfried Holding AG, Siegfried Hameln Real Estate GmbH & Co. KG provides real estate services. The company is based in Hameln, Germany. The CEOs of the German company are Arnoud Michael Middel, René Imwinkelried.

Part of Siegfried Holding AG, Siegfried PharmaChemikalien Minden GmbH produces pharmaceutical ingredients. The company is based in Minden, Germany. The CEOs of the German company are Marco Millies, René Imwinkelried.

Roche Group manages real estate properties. The company designs, develops and constructs residential, commercial and industrial properties. It also provides property management services. The company is headquartered in Basel, Switzerland.

Lonza AG engages in the research in as well as development, production, and distribution of chemical products and materials. The firm also carries out investment and lending transactions. The company was founded on December 7, 1897 and is headquartered in Visp, Switzerland.

Schering-Plough Ltd. manufactures and distributes pharmaceutical products. Its products include medicines for vascular diseases, oncology, opioid tendency, sexual health and virology. The company was founded on December 31, 1884 and is headquartered in Walton, the United Kingdom.