Ralf Günter Jung

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.

CETECOM GmbH engages in the provision of testing and certification of products with radio technologies. It offers EMC (electromagnetic compatibility) testing, radio testing, cellular testing, conformance testing, electrical safety testing, and audio testing services. The company was founded in 1993 and is headquartered in Essen, Germany.

TÜV NORD AG provides testing, inspection, and certification services. It offers seminars, courses, professional development, and in-house training courses in relevant subjects to companies and private individuals. The company was founded in 1869 and is headquartered in Hannover, Germany.

Part of RWTÜV e V, Aktaios Verwaltungs-GmbH is a German company that provides investment services. The company is based in Essen, Germany. The company was founded in 2005. The CEO is Thomas Biedermann.

Carl Zeiss SMT GmbH develops and manufactures lithography optics solutions and nanotechnology systems. It offers semiconductor equipment and lithography optics for wafer steppers and scanners. The company was founded in 2006 and is headquartered in Oberkochen, Germany.

RWTÜV eV operates as an association, which focuses on the protection of natural and legal persons, property, and environment from detrimental impacts of technology. The company was founded in 1872 and is headquartered in Essen, Germany.

Raiffeisenbank Aichhalden-Hardt-Sulgen eG is a bank that offers a new VR Banking App for both private and business customers. The private company is based in Hardt, Germany. The app is designed to be simple, fast, and secure. The CEOs are Ralf Bantle, Markus Hezel. The German company was founded in 1922.

Part of TÜV NORD AG, TÜV NORD Mobilität GmbH & Co. KG is a German company that provides testing and consulting services for vehicle and driving license tests. The company is based in Hannover, Germany. The company was founded in 2003. Hartmut Abeln has been the CEO of the company since 2017.

Part of TÜV Nord Cert GmbH, TÜV Nord International GmbH & Co. KG is a German company that provides management services. The company is based in Essen, Germany. The CEO of the company is Dirk Stenkamp.

Van Ameyde International BV offers internal claims process auditing for the insurance industry. Its services include claims handling, claims adjusting and surveying such as outsourcing claims processes, claims overflow services, fleet management, and risk management. The company was founded by H.A. van Ameyde in 1945 and is headquartered in Rijswijk, the Netherlands.

Part of RAG-Stiftung, RAG AG specializes in coal mining. The company is based in Essen, Germany. The CEO of the German company is Peter Schrimpf.

TÜV NORD Bildung develops skills. Since 1990 they have been a successful training partner of both companies and public bodies. Their work focuses particularly on providing a secure supply of skilled workers through preparatory and vocational training, and on further developing their qualifications and those of managers in line with personal and market requirements. The wide range of courses offered by TÜV NORD Bildung cover industry, technology and engineering, road traffic and related themes, logistics, transfer services and also natural sciences, languages, the world of commerce and IT.

TÜV Informationstechnik GmbH Unternehmensgruppe TÜV NORD provides evaluation and certification services for information technology products, systems, processes, and infrastructure. It offers testing and certification, auditing, as well as consulting and optimization. The firm also provides services related to cyber security. The company is headquartered in Essen, Germany.

GSB Gesellschaft zur Sicherung von Bergmannswohnungen mbH engages in the coordination of the interests of the tenants of miners' apartments and housing associations. The company was founded on December 29, 1981 and is headquartered in Essen, Germany.

RWTÜV GmbH is a technology service provider based in Essen, Germany, with subsidiaries in Germany. The German company's focus is on diversity, integrity, communication, customer orientation, sustainability, and entrepreneurship. The private company provides services in energy and environmental, telecommunications, insurance, and advanced consulting. The company has made strategic investments and is a secure partner for investments. The company also prioritizes company succession. The CEO of the company is Reinhold Rüther.

Part of RAG-Stiftung, Vivawest GmbH is a German company that focuses on the development and value enhancement of their properties. The company is based in Gelsenkirchen, Germany. The company manages over 120,000 apartments in NRW, providing homes for approximately 300,000 people. The company offers a repair service to quickly address emergencies and repairs for their tenants. The company was founded in 2006 and is led by CEOs Claudia Goldenbeld and Haluk Serhat. Vivawest was acquired by RAG AG on June 30, 2015.

Production in Time Zerspantechnik und Handels GmbH manufactures surgical instruments and implants. The private company is based in Schramberg-Sulgen, Germany. The German company was founded in 1990 by Jürgen Himmelsbach, Oswald Flaig.

Richter Verwaltungsgesellschaft mbH is a private company based in Altenkunstadt, Germany. Richter Verwaltungsgesellschaft mbH provides other administration and management services. The German company was founded in 1999 and is led by CEOs Axel Richter and Peter Richter.

Part of Solarpark Blautal GmbH, centrotherm SiTec GmbH is a German company that manufactures inorganic raw materials and chemicals. The company is based in Blaubeuren, Germany and was founded in 2006.

Lausitz Energie Bergbau AG is a German company that specializes in mining, technology, and innovation. The company is based in Cottbus, Germany. The company offers energy solutions and services such as mechanical engineering, plant optimization, technical diagnostics, rail vehicle maintenance, and more. The company is ultimately controlled by the Government of Sweden. The CEO of the company is Thorsten Kramer.

Part of Fraunhofer-Gesellschaft eV, Fraunhofer-Institut für Keramische Technologien und Systeme (IKTS) is a research institute located in Dresden, Germany. The institute has three locations in Dresden, Hermsdorf, and Thuringia, making it the largest ceramic research institute in Europe. IKTS is currently working on various projects related to the production of green hydrogen. Additionally, the Sensor Space Summer School organized by IKTS teaches students from Hermsdorf about sensor technology and programming. Founded in 1992, IKTS conducts applied research for high-performance ceramics.