Matthias Brock

Stadtwerke Kiel AG distributes gas, electricity and water and provides district heating services in the province of Schleswig-Holstein in Germany. Its operations include the generation of electricity from coal, gas, oil and renewables as well as the sale of electricity and gas. The company is headquartered in Kiel, Germany.

GML - Gemeinschafts-Müllheizkraftwerk Ludwigshafen GmbH is a waste management company based in Ludwigshafen am Rhein, Germany. The German company is involved in optimizing the waste management process and improving the quality of the waste disposal site. The company is ultimately controlled by the State of Ludwigshafen. Recently, the company has supported the "clean river project" by Stephan Horch, which aims to raise awareness about the increasing pollution of rivers and oceans due to plastic waste. Stephan Horch has created artistic photographs by arranging the waste collected from the water. The company was founded in 1985, and Thomas Grommes has been the CEO of the company since 2010.

MVV Trading GmbH trades electricity and natural gas. The company is based in Mannheim, Germany and ultimately controlled by the City of Mannheim. The CEO of the German company is Thies Langmaack.

Open Grid Europe GmbH provides natural gas transmission services. The firm's activities include design and construction of pipelines from conceptual design, project management, and engineering to implementation operation of the pipeline system. It offers services including maintenance and repair, as well as control and monitoring of the network and storage facilities; provision of capacity management services that include capacity assessment and development of new gas industry standards; marketing of the capacities and support of customers; and quantity determination, and billing services. The company was founded in 2004 and is headquartered in Essen, Germany.