Carmen Kalkofen

Dortmunder Stadtwerke AG provides urban development and transportation services for the city of Dortmund. The firm, through its subsidiaries, also provides energy and telecommunication services. The company was founded on June 18, 1857 and is headquartered in Dortmund, Germany.

Westenergie AG engages in the planning, construction, operation, maintenance, acquisition, marketing, and utilization of network facilities and other transport, storage, and distribution systems used for electricity, natural gas, district heating, and water. These also include water management plants and information transfer facilities. The company was founded on May 3, 2016 and is headquartered in Essen, Germany.

Dortmund Stadtwerke Holding GmbH is an investment services company based in Dortmund, Germany. The German company provides investment services. The CEO of the private company is Guntram Pehlke.

Dortmund Hafen AG is a company based in Dortmund, Germany that was founded in 1895. However, it is known that the German company is ultimately controlled by the City of Dortmund.

Flughafen Dortmund GmbH is an airport located in Dortmund, Germany that offers affordable flights and parking options. The airport provides easy access to various destinations with short distances and low prices. The German company was founded in 1926 and is currently led by CEO Ludger van Bebber.

Tigerholm Products AB develops, manufactures and sells products for use in industrial heating, water and sanitation systems. It offers oil de-aerators, oil filters, oil hoses, tool kits, anti siphon valves, floating suction lines, draught regulators and plumbing products. Tigerholm Products was founded in 1971 and is headquartered in Ekerö, Sweden

European Investment Bank is a long term lending bank representing the interest of the European Union members. It raises substantial volumes of funds on the capital markets and provides finance and expertise for investment projects towards the integration, balanced development and economic and social cohesion among members. Its services include lending, blending and advising. The Lending service offers loans, guarantees, microfinance as well as equity investment. The Blending service includes unlock financing from other sources and blended together to form full financing package. The Advising service covers administrative and project management assistance with facilities investment implementation. The company was founded in 1958 and is headquartered in Luxembourg.

Wohnungsbau-Genossenschaft Altmark eG is a private company based in Stendal, Germany. As a housing cooperative, it is owned and managed by its members who share a common goal of providing quality and affordable housing. The German company has a strong commitment to sustainability and social responsibility, and it strives to create communities that are inclusive and environmentally friendly. With over a century of experience, Wohnungsbau-Genossenschaft Altmark has established itself as a trusted and reliable partner in the housing industry. The company was founded in 1889 and has since been providing affordable housing solutions to its members.

Raiffeisen-Warengenossenschaft Stendal eG operates gas stations and florist shops. The private company is based in Hansestadt Stendal, Germany. The German company was founded in 1990. Rüdiger Baehr has been the CEO of the company since 1990.

RheinEnergie AG engages in the production, trading, network operation, as well as distribution of energy and water. Its products include electricity, natural gas, water, district and local heating, as well as steam. The firm also provides energy-related services. The company was founded in 1863 and is headquartered in Cologne, Germany.

Volksbank Ascheberg-Herbern eG is a credit institution based in Ascheberg, Germany. The German company was founded in 1883 and is currently led by CEO Herbert Holzhinrich.

Energieversorgung Oberhausen AG is a regional electricity and gas provider for Oberhausen and the surrounding area. The private company is based in Oberhausen, Germany. The German company offers suitable tariffs for both private and business customers.

Dortmunder Stadtwerke Beteiligungsgesellschaft mbH provides investment services and is ultimately controlled by the City of Dortmund. The company is based in Dortmund, Germany. The CEOs are Jörg Jacoby, Guntram Pehlke. The German company was founded in 2006.

Part of E.ON SE, Westnetz GmbH is a German company that supplies electricity and gas. The company is based in Dortmund, Germany.

WV Energie AG operates offshore wind farms. It provides energy management services and manufactures electronic meters. The company was founded in 1904 and is headquartered in Bad Vilbel, Germany.

EDG Holding GmbH provides waste management and disposal services. The private company is based in Dortmund, Germany. The CEO of the German company is Klaus Niesmann.

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.

EDG Entsorgung Dortmund GmbH provides solid waste collection system services. The company offers a comprehensive service in the areas of waste management, street cleaning and winter maintenance. In addition, a number of benefits come to the prevention, recovery and disposal of waste, such as targeted and individual counseling for households and businesses, the separate collection of recyclable and pollutants, the separate treatment of organic matter (compost) and the environmentally sound disposal of waste materials. The company was founded in 1997 and is headquartered in Dortmund, Germany.

Part of Medien Union GmbH Ludwigshafen, LGB Grundstücksbesitz GmbH is a company based in Ludwigshafen, Germany. The CEOs of the German company are Thomas Schaub, Ulrich Lingnau, Achim Schröder. LGB Grundstücksbesitz GmbH rents, leases and owns land, buildings and apartments.