Gerhard Jens

Zusatzversorgungskasse des Baugewerbes AG engages in the provision of mandatory and non-mandatory supplementary pension schemes. The firm offers supplementary pension plans to construction workers and employees. It also finances vocational trainings. The company was founded on October 28, 1957 and is headquartered in Wiesbaden, Germany.

Part of ACS Actividades de Construcción y Servicios SA, HOCHTIEF Infrastructure GmbH constructs buildings. The company is based in Essen, Germany. The CEO of the German company is José Ignacio Legorburo.

50Hertz Transmission GmbH provides electric transmission services. It offers balancing group management services, renewable and compensation energy services, and offshore extensions to systems. The company was founded in September 2002 and is headquartered in Berlin, Germany.

Part of INEOS AG, INEOS Köln GmbH is a petrochemical company based in Cologne, Germany. INEOS Köln GmbH supplies petrochemical products. The German company was founded in 1998 and the CEO is Patrick Giefers.

Industriegewerkschaft Bergbau Chemie Energie operates as a trade union. The private company is based in Hannover, Germany.

IG Metall is the largest individual trade union in the world, based in Frankfurt am Main, Germany, with subsidiaries in Germany. The German company provides information, materials, and useful guides to its members to help them achieve fairness and good working conditions in their workplaces and society. The private company's focus is on employment security, occupational safety, and value chains. The CEO of the company is Hans-Jürgen Urban.

Part of INEOS AG, Ineos Deutschland GmbH is a German company that provides management services. The company is based in Cologne, Germany. The CEOs of the company are Patrick Giefers, Axel Göhrt.

Part of Salzgitter AG, Mannesmann Verwaltung GmbH is a German company that manufactures metal and stainless tubes. The company is based in Mulheim an der Ruhr, Germany.

Part of The Hertie Foundation, Hertie School gemeinnützige GmbH is a private university based in Berlin, Germany. The Hertie School prepares exceptional students for leadership positions in government, business, and civil society. The German company offers a Master of International Affairs program with specializations in finance and trade or security and sustainability. The Centre for Fundamental Rights conducts impactful scholarly research, teaching, and engagement on key contemporary and emerging challenges to human rights in domestic, regional, and law and governance. The company also supports students and alumni in all matters of their career development. The company was founded in 2003 and the CEO is Axel Baisch.

Part of Salzgitter AG, Salzgitter Flachstahl GmbH is a company that produces hot-rolled, cold-rolled, and coated flat steel products. The company is based in Salzgitter, Germany. The company also collaborates with Salzgitter Mannesmann Forschung to continuously develop materials and surfaces. In addition, the German company provides an online platform for its business partners to stay informed about the status of their orders. The platform includes information on the dimensions of hot-dip galvanized products and the surface type of Stronsal® coated products. The CEO of the company is Ulrich Grethe.

Schletter GmbH manufactures and supplies solar mounting systems, sustainable products of aluminum and high-grade steels. It specializes in products in the areas of solar technology and traffic engineering, trade fairs and environmental technology, as well as in customized solutions. The company was founded by Ludwig Schletter in 1968 and is headquartered in Kirchdorf, Germany.

Treuhandverwaltung IGEMET GmbH is a private company based in Frankfurt, Germany. and has subsidiaries in Germany. The German company is led by CEOs Wolfgang Kienle and Franz Julius Partes.