Jürgen W. Stadelhofer

Part of Caterpillar, Inc., Caterpillar Global Mining HMS GmbH manufactures mining machinery and equipment. The company is based in Dortmund, Germany. The CEO of the German company is Norbert Auffarth.

Evonik Operations GmbH manufactures specialty chemicals. The company was founded on August 23, 2000 and is headquartered in Weatherford, TX.

Part of RAG-Stiftung, RAG Immobilien AG is a German company that provides real estate management services. The company is based in Essen, Germany.

Max-Alpha Aviation GmbH is a German company that leases real estate properties, buildings, and apartments. The private company is based in Eschbach, Germany. The company was founded in 2007. The CEO is Hans Juergen Meier.

Caterpillar Energy Solutions GmbH engages in the production of gas engines. Its product portfolio includes gas-fueled gensets and cogeneration power plants, which are used in industries such as agriculture, forestry, mining, oil exploration, construction, manufacturing, gas compression and power production. The firm also provides support, diagnosis, parts sales, maintenance, and repair services. The company was founded by Carl Benz in 1871 and is headquartered in Mannheim, Germany.

DBT Mineral Processing GmbH develops, manufactures and supplies horizontal primary crushing plants and chain conveyors. Its products include roll and horizontal jaw crushers, chain conveyors and feeder breakers. Its fields of application include natural stone industry, potash and rock salt mining, tunnel construction and surface coal mining. The company is headquartered in Lunen, Germany.

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.

SPIE SAG Group GmbH provides energy distribution and infrastructure development services. The firm’s products and services include power generation, transmission networks, distribution grids, IT solutions, indsutrial solutions, construction solutions and research centers. It specializes in the construction and operation of electrical power, gas, water, telecommunications network systems and facilities. The company was founded in 1916 and is headquartered in Langen, Germany.

Euro-Aviation Versicherungs AG is a German aviation insurance company that offers flexible and customized insurance solutions. The private company is based in Hamburg, Germany. The company works with insurance brokers across the globe to provide its services. The CEOs of the company are Jens Raeder, Michael Fischer.

Part of Helector Energy & Environmental Implementations SA, Herhof GmbH is a German company that provides engineering services. The company is based in Solms, Germany. The CEOs of the company are Leonidas Georgios Bobolas, Konstantinos Papadimas.

EEW Energy from Waste GmbH provides waste incineration services. It operates waste incineration plants that produce electricity, district heat, and process steam. The firm's services include waste acceptance and procurement. The company was founded in 1873 and is headquartered in Helmstedt, Germany.

Part of E.ON SE, E.On North America, Inc. manufactures semiconductors and related products. The company is based in New York, NY. The CEO of the company is Patrick Woodson.

Power Plus Communications AG provides broadband power line communication technology for energy grid sector. Its products deliver broadband connectivity over both power line and wireless infrastructure. The company’s solution uses the existing low- and medium voltage grid infrastructure to deliver broadband connectivity, which allows for a real-time, bidirectional, reliable and cost-effective data communication. The firm’s products include voltage regulated distribution transformers, smart meter gateways and BPL modems. The company was founded by Ingo Schönberg and Eugen Mayer in 2001 and is headquartered in Mannheim, Germany.

Coal & Minerals GmbH engages in investment, project management, and consulting services that specializes in coal and mineral. It serves the chemical, oil refining, energy, steel, and mining industries. The company is headquartered in Dusseldorf, Germany.

equitrust GmbH (equitrust) is the wholly-owned private equity arm of equitrast Beteiligungen GmbH, itself a subsidiary of Rickmers Erck GmbH & Cie KG, ultimately controlled by Erck Rickmers, of the Rickmers family of entrepreneurs. The firm was founded in 1999 and is headquartered in Hamburg, Germany.

E.ON Energie AG is a provider of energy services. Most of its activities are concentrated in the countries of Central Europe and Central Eastern Europe. It's power stations in Germany and abroad generate electricity and, in some cases, district heating, and have a total installed capacity of some 27,000 megawatts (MW). It's German nuclear subsidiary, E.ON Kernkraft, owns / co-owns 12 reactors in Germany's Bavaria, Lower Saxony, and Schleswig-Holstein regions, with a net installed capacity of about 8,500 MW

Part of Münchener Rückversicherungs-Gesellschaft AG, Victoria Lebensversicherung AG is a German company that specializes in providing quality and financially secure insurance services. The company is based in Dusseldorf, Germany. Victoria Lebensversicherung offers a range of insurance services, including a dental insurance policy that covers dental treatments even if they have already begun. The company provides a personalized analysis to help customers find the right insurance policy for their needs. ERGO, the parent company, offers assistance to customers through various channels, including phone, email, fax, and in-person consultations. The CEO of the company is Michael Fauser.

VICTORIA Versicherung AG provides insurance services for individuals and small businesses throughout the world. The company's principal activity is to provide a range of insurance products including, third party insurance, automobile, fire, transport and accident insurance. It provides all-round insurance coverage including life, health, personal accident, property and casualty products. Its VICTORIA Leben subsidiary deals specifically with life insurance products. The company was founded in 1853 and is headquartered in Dusseldorf, Germany.

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.

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.

STEAG GmbH engages in the planning, development, construction, and operation of power plants and storage facilities. Its services include conventional power generation, energy trading and optimization, district heating, as well as distributed generation. The company was founded in 1937 and is headquartered in Essen, Germany.

Part of Siemens AG, RAG Informatik GmbH is a German company that provides information technology services. The company is based in Gelsenkirchen, Germany. RAG Informatik was acquired by Siemens AG from RAG Deutsche Steinkohle AG on November 30, 2004.

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.

Part of Caterpillar, Inc., MWM Real Estate GmbH engages in renting real estate properties, including buildings and dwellings. The company is based in Mannheim, Germany. The CEOs of the German company are Peter Körner, Johan Masse.