Lothar Grannemann

QSIL SE manufactures and sells quartz glass products. The firm’s products and solutions include cylinders, tubes, rods and profiles, flat and oval tubes, twin an septum tubes, capillaries, fabricated quartzware, process tubes and SOL-GEL-products. The company was founded in 1992 and is headquartered in Langewiesen, Germany.

VM Capital Advisors GmbH (Vorndran Mannheims) is the private equity subsidiary of VM Principals GmbH, itself a subsidiary of VM Holding GmbH & Co. KG in Germany, headquartered in Dusseldorf, Germany. Formerly known as Ventizz Capital Partners Advisory AG, the firm was founded in 2000 by Dr. Helmut Vorndran, Reinhard Löchner and NPM Capital NV and was renamed in 2012 to reflect a focus on private equity and buyouts. They focus on technology-oriented growth companies, utilizing the entrepreneurial background and the international operating experience of their management team to differentiate themselves from other private equity firms. Located in Düsseldorf with an advisory office in St. Gallen, Switzerland, Vorndran Mannheims advises Delaware and Jersey-based funds which invest in buyouts and growth equity for small and medium-sized high-tech companies primarily in German-speaking Europe. Their funds are backed by fund-of-funds, university endowments and foundations, pension funds, industrial companies and banks and insurance companies.

Medos Medizintechnik AG manufactures medical devices for cardiac surgery and peripheral applications. It focuses on the continuous development of therapy solutions for cardiac surgeons and perfusionists. The company was founded in 1987 and is headquartered in Stolberg, Germany.

IBYKUS AG für Informationstechnologie provides information technology services to companies and government authorities. It specializes in system applications products and software solutions, as well as information safety management. The company was founded by Lutz Richter and Stephan Behr in 1990 and is headquartered in Erfurt, Germany.

Part of VM Holding GmbH & Co. KG, Vorndran Capital (Schweiz) AG is an alternative investment manager. The company is based in Zurich, Switzerland. The Swiss company was founded in 2007. The CEO is Helmut Vorndran.

Mast Diagnostica GmbH is a German company that specializes in the wholesale of medical, orthopaedic, dental, and laboratory equipment. The private company is based in Reinfeld, Germany. The CEOs of the company are Ralph Martinke and Chris John Oliver.

Pavoy GmbH Paul van Oyen is a German company that has been manufacturing a wide range of high-quality metal furnishings for over 75 years. The company is based in Hillesheim, Germany. The company's product line includes a complete assortment of furniture. The company was founded in 1954 by Paul van Oyen. The CEO is Helmut Vorndran.

Vorndran Beteiligungs GmbH is a German investment services company. The private company is based in Rottendorf, Germany. The CEO of the company is Helmut Vorndran.

Schübel Antriebstechnik GmbH & Co. KG is a private company based in Rottendorf, Germany. Schübel Antriebstechnik GmbH & Co. KG wholesales machine tools. The German company was founded in 1950 and is currently led by CEOs Helmut Vorndran and Gabeli Heiko.

Löchner Grundbesitz I GmbH & Co. KG is a real estate company based in Dusseldorf, Germany. Löchner Grundbesitz I GmbH & Co. KG provides real estate services. The German company was founded in 2011 and is led by CEO Reinhard Löchner.

VM Solar Jerez GmbH provides professional, scientific, and technical services. The company is based in Rottendorf, Germany. The CEO of the German company is Helmut Vorndran.

Thomas-Krenn Holding GmbH is an investment holding German company. The private company is based in Freyung, Germany. and has subsidiaries in Germany. The CEOs of the company are Helmut Vorndran, Ralf Hohmann.