Heinrich Goßheger

1&1 Versatel GmbH engages in the provision of telecommunication services for small, medium-sized, and large enterprises, public institutions, communities, and municipal companies. It offers telephone, Internet, mobile, hosting, voice and site networking, personal consulting, email and web protection services. The firm also manages and develops a fiber network infrastructure. The company was founded in 1999 and is headquartered in Berlin, Germany.

Signal Iduna Allgemeine Versicherung AG provides insurance services. The private company is based in Dortmund, Germany. and has subsidiaries in Germany and Poland. The CEO of the German company is Ulrich Leitermann.

DIS AG provides placement services. It deploys in the areas of office and management, industry, and finance. The company was founded in 1967 and is headquartered in Dusseldorf, Germany.

Deutsche Steinkohle AG provides coal mining services. Its coke coal is used primarily for the production of steel and its hard coal is used for power generation. It operates mines in Northrhine-Westphalia, in the Saarland and a coking plant in Northrhine-Westphalia. The company is headquartered in Herne, Germany.

RWE Power AG engages in the production, generation, and distribution of electricity. It operates coal, nuclear, hydroelectric, and other conventional power plants. The firm also specializes in the extraction of energy raw materials. The company is headquartered in Essen, Germany.

M. DuMont Schauberg GmbH & Co. KG publishes newspapers, magazines, books and e-commerce offers. It publishes the subscription newspapers Kölner Stadt-Anzeiger, Kölnische Rundschau, and the Central German newspaper. The firm also publishes daily newspaper, advertising papers, books and calendars, federal gazettes, digital forums, operates radio and TV channels and produces magazines. In addition the business offers call center, logistics and ticketing services, operates its own online media center, prints and manufactures various paper products. The company was founded in 1620 and is headquartered in Cologne, Germany.

Dussmann Stiftung & Co. KGaA operates as a holding company with interests in service companies. It focuses on services in the areas of infrastructural and technical facility management, catering, as well as support and medical care for senior citizens. The company was founded by Peter Dussmann in 1963 and is headquartered in Berlin, Germany.

Geysir Europe GmbH engages in the acquisition, management, holding, and financing of investments in other companies. Its business activities focus on participation in businesses engaged in geothermal exploration and exploitation, as well as development and implementation of geothermal projects for power and heat generation. The company was founded on November 17, 2008 and is headquartered in Grünwald, Germany.

Part of Daldrup & Söhne AG, D & S Geothermie GmbH is a German company that provides geothermal services. The company is based in Grünwald, Germany. The CEO of the company is Karl Daldrup.

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 Stadtverwaltung Marl, Neue Marler Baugesellschaft mbH constructs non-residential buildings. The company is based in Marl, Germany. The German company was founded in 1951. The CEO is Christoph Thier.

Landau Media AG provides media monitoring services using their in-house developed analysis technology. The private company is based in Berlin, Germany. The German company helps clients to gain a good understanding of media coverage and keep track of it.

Media Broadcast GmbH provides television, media and entertainment services. Its services include television solutions, network services, radio and event broadcasting, satellite systems, and internet services. The company was founded in 1961 and is headquartered in Cologne, NW.

Exorka GmbH is a private company based in Grünwald, Germany. The CEOs are Josef Daldrup and Christian Jürgen Klugstedt. The German company was founded in 2010 and is currently revising their website.

Exaring AG provides IP entertainment services. The company is headquartered in Munchen, Germany.

J.D. Apparate- und Maschinenbau GmbH provides machinery repair services. The company is based in Ascheberg, Germany. The CEOs are Christian Klugstedt, Pawel Dariusz Swistek, Thomas Daldrup. The German company was founded in 2005.

Part of Median Kliniken SARL, MEDIAN Unternehmensgruppe BV & Co. KG is a German company that operates hospitals. The company is based in Berlin, Germany. The company was founded in 1967 by Erich Marx.

Part of Daldrup & Söhne AG, Taufkirchen Holding GmbH & Co. KG provides financial services. The company is based in Munich, Germany. The German company was founded in 2007. The CEO is Andreas Tönies.

MEDIAN West GmbH provides outpatient, semi-stationary, as well as inpatient treatment and services in the healthcare sector. The company was founded by Wolfgang Glahn in 1973 and is headquartered in Berlin, Germany.