Norbert Schmelzle

GBK Beteiligungen AG is a listed evergreen private equity fund, which engages investment opportunities in privately held mid-market companies located in the German-speaking region. It invests in a wide variety of sectors, including producer manufacturing, services, and trade, but generally targets companies in the industries of automotive, electrical engineering, and mechanical & plant engineering, among others. The fund provides equity, debt, and mezzanine financing for buyouts, MBOs, MBIs, spin-offs, and growth capital requirements, in the form of both direct and silent participations, as well as shareholder loans. The company was founded in 1969 and is headquartered in Hannover, Germany.

Conergy AG specializes in the manufacture of solar products. It also engages in the installation of photovoltaic systems and solar thermal plants. The company was founded by Hans-Martin Rüter, Elisabeth Ammer, Dieter Ammer, Nikolaus Krane, Angiolo Laviziano, Hans Bucher, Andreas Rittstieg, Renate Rüter, Andreas Rüter, Christina Rüter, Franziska Rüter, Annabelle Theurer, Dieter Krane, and Ennio Laviziano on December 22, 1998 and is headquartered in Berlin, Germany.

KAEFER SE & Co. KG provides industrial insulation services. It provides insulation services in heat, cold, noise and fire protection areas. The firm offers insuation, access solutions, surface protection, passive fire protection, refractory, asbestos solutions and interior outfitting services. The company was founded by Carl Kaefer and Robert Berman in 1918 and is headquartered in Bremen, Germany.

Die Detlef Hegemann AG offers ship building, construction and tourism services. The company also provides maintenance of shipyards, construction and project development and related services. The company was founded by Detlef Hegemann in 1958 and is headquartered in Bremen, Germany.

Stulz Holding GmbH is a German company that provides management services. The private company is based in Hamburg, Germany. The company was founded in 1992.

J. Müller AG is a leading port specialist company based in Brake, Germany, with subsidiaries in Germany. The private company specializes in handling various products such as grain, animal feed, forest products, steel, wind power, and industrial plants. Whether it's loading or unloading, J. Müller AG has the expertise to handle it all. The CEO of the company is Jan Müller.

Part of Bremer Lagerhaus Gesellschaft AG, Gesundheit Nord Grundstücks GmbH & Co. KG is a company based in Bremen, Germany. The CEOs of the German company are Robert Pfeiffer, Jutta Dernedde. The company manages land, buildings, and apartments.