Piet Middelkoop

RAG Coal International AG operates as a holding company with interest in specializing in coal producing, manufacturing and trading of mining equipment. The company was founded in 1996 and is headquartered in Essen, 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.

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.

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.

DMT GmbH & Co. KG provides mining equipment and consulting services. The company was founded in 1990 and is headquartered in Essen, Germany.

TÜV NORD Systems GmbH & Co. KG provides consulting, testing and inspection services for safety solutions. The company is headquartered in Hamburg, Germany.

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.

Bauhaus & Co. Ky owns and operates department stores. Its products include construction & HVAC equipment, tiles, paints and lighting products. The company was founded in 1960 and is headquartered in Vantaa, Finland.

Part of Lebenshilfe fuer Behinderte eV, Albert-Schweitzer-Einrichtungen fuer Behinderte gGmbH is a company based in Dinslaken, Germany. The German company provides services for disabled individuals, including the KoKoBe and a café. The CEO of the company is Meinhard Reichelt.

Woodgate & Clark Ltd. provides loss adjusting and claims management services. Its services include commercial claim-property and financial, major and complex loss, specialist investigation services, liability claims, high net worth, commercial claims management, building services and special projects. The company was founded in 1973 and is headquartered in West Malling, United Kingdom.

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.

Universitätsklinikum Essen A.d.ö.R. is a top-rated hospital located in Essen, Germany. The hospital is part of the Universitätsmedizin Essen hospital network, which includes 15 other subsidiaries such as the Ruhrlandklinik, St. Josef Krankenhaus Werden, Herzchirurgie Huttrop, and Westdeutsche Protonentherapiezentrum Essen. The hospital network employs approximately 11,000 people and has 1,700 beds.

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.

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.

Universitätsklinikum Knappschaftskrankenhaus Bochum GmbH operates as a hospital and medical center. Its services include palliative care, health care management and nursing. The company was founded in 1908 and is headquartered in Bochum, Germany.

Part of RWTÜV e V, Van Ameyde UK Ltd. is a company that provides international claims management services. Van Ameyde UK Ltd. is based in Bromley, UK. Van Ameyde was founded in 1973.