Christoph Schug

HT TROPLAST GmbH manufactures plastic and synthetic profiles for windows and doors. The firm manufactures synthetic profiles for windows and doors. It also supplies PVC-U sheets. The company is headquartered in Berlin, Germany.

Stöhr & Co. AG engages in the manufacture of worsted yarns and textile fabrics used in industrial applications. It supplies textile products to the automotive, pharmaceutical, building, medical, and protective garment industry. The company was founded by Eduard Stöhr on January 24, 1880 and is headquartered in Fulda, Germany.

STEAG GmbH engages in the planning, development, construction, and operation of power plants and storage facilities. Its services include conventional power generation, energy trading and optimization, district heating, as well as distributed generation. The company was founded in 1937 and is headquartered in Essen, Germany.

Robert Bosch GmbH engages in the development of the engineering and electronics sector. Its business sectors include; mobility solutions, industrial technology, consumer goods, and energy and building technology. The company was founded by Robert Bosch in 1886 and is headquartered in Gerlingen-Schillerhöhe, Germany.

Berliner Elektro Holding AG provided investment management services. It's principal activity was the provision of equity capital to entrepreneurs and enterprises on a temporary basis, investing in corporations and accompanying their development with the aim of launching them on the stock market or selling them to a strategic investor after a period of three to eight years. The business segments of the companies in which there are majority shareholdings include: fibre-optic technology, data networks, banking technology, automotive, high security safes, interior works, software, motive power engineering, electrical engineering and information technology. The company was headquartered in Leinfelden-Echterdingen, Germany.