Bernd Tönjes

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.

RAG-Stiftung operates as a private foundation. It provides financing services for the perpetual mine management as well as the educational, scientific, and cultural projects related to coal mining in the Ruhr and Saar regions. The company was founded on June 26, 2007 and is headquartered in Essen, Germany.

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.

Part of RAG-Stiftung, Rag Anthrazit Ibbenbüren GmbH is a company based in Ibbenbüren, Germany. Rag Anthrazit Ibbenbüren GmbH specializes in solutions for water management, groundwater purification, and real estate. The German company's website also mentions their focus on sustainability and responsible business practices. The company was founded in 1989, and the CEO is Bernd Tönjes.

DEKRA eV engages in the provision of automotive, industrial, and personnel services. It offers vehicle inspection, expert appraisal, international claims management, consulting, industrial testing, product testing, certification, environmental protection, and qualification services. The company was founded in 1925 and is headquartered in Stuttgart, Germany.

RSBG SE is a Private Equity firm, a subsidiary of RAG-Stiftung founded in 2014. RSBG SE is headquartered in Essen.

RAG Deutsche Steinkohle AG engages in the operation and management of mining facilities. It also focuses on facilities for processing, refining, and conversion of mining products. The company was founded in 1998 and is headquartered in Essen, Germany.