Markus Greitemann

Koelnmesse GmbH organizes trade fairs. The private company is based in Cologne, Germany. and has subsidiaries in Brazil, Singapore, Germany and India. The German company was founded by Konrad Hermann Adenauer. The CEO is Gerald Böse.

DEIKO GmbH invests in supermarkets, as well as discount and retail stores. The company was founded on August 7, 2009 and is headquartered in Cologne, Germany.

Berlin Hyp AG provides real estate financing and banking services. The firm offers financing solutions to professional investors and housing societies. Its products include syndicate business, real estate debentures, real estate evaluation, and mortgages. The company was founded in 1868 and is headquartered in Berlin, Germany.

Stadtwerke Köln GmbH engages in the supply and distribution of electricity, natural gas, water, and district heating. It also provides river port, transportation, and public transport systems services. The company was founded in 1960 and is headquartered in Cologne, Germany.

Kölner Verkehrs-Betriebe AG provides public transport services. The firm offers train, tram, bus, as well as cable car transportation. Its services include taxis, car sharing, and bicycle rental. The company was founded on May 20, 1877 and is headquartered in Cologne, Germany.

NRW.BANK operates as a state-owned development bank, assisting the German Federal State of North Rhine-Westphalia in its economic and social advancements. It offers interest-subsidized loans, subordinated loans, grants, financing, and advisory services. Its business activities are strictly limited to the Federal State of North Rhine-Westphalia. It serves small and medium-sized enterprises (SMEs)/start ups, municipalities and the social housing sectors. The company was founded on August 1, 2002 and is headquartered in Duesseldorf, Germany.

Energieversorgung Offenbach AG provides energy supply and service packages that encompass wind power, biomass and district heating networks. They are also engaged in energy business investments and renewable energy development. The company was founded in 1847 and is based in Offenbach, Germany.

Gas-, Elektrizitaets- und Wasserwerke Köln AG supplies power and gas. The company is headquartered in Cologne, Germany.

Part of E.ON SE, rhenag Rheinische Energie AG is a German company that provides energy solutions with almost 150 years of experience in the field. The company is based in Cologne, Germany. rhenag offers an interactive chart to explain the different items on their customers' annual bills, ensuring clarity and understanding. The company's expertise in energy and long-standing tradition in the industry make them a reliable choice for forward-thinking energy solutions.

Sparkasse KölnBonn provides banking services to private and corporate clients. Its products include online banking and payment system; current and savings accounts; credit cards; deposits and investments; loan and financing, building and home financing; securities and brokerage; retirement plan and insurances; international banking; liquidation management; as well as corporate formation and succession. The company was founded in 1826 and is headquartered in Cologne, Germany.

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.

Stadtwerke Troisdorf GmbH provides utility services and is ultimately controlled by the City of Cologne. The company is based in Troisdorf, Germany. Stadtwerke Troisdorf was acquired by RheinEnergie AG on April 27, 2005. The German company was founded in 1904. The CEO is Peter Blatzheim.

NetCologne Gesellschaft für Telekommunikation mbH provides telecommunication services. It operates self network telecommunications and provides services in all areas of communications like voice, data and internet. The company was founded on October 31, 1994 and is headquartered in Cologne, Germany.

Raiffeisenbank Eifeltor eG provides banking services for the district of Cochem-Zell. It provides general banking services, financing services, and loaning services. The company was founded in 1849 and is headquartered in Kaisersesch, Germany.

Finanz Informatik GmbH & Co. KG engages in the provision of information technology and data processing services for German banks. It specializes in the areas of total bank solutions, outsourcing of operational and service processes, central server operation, consulting, and IT security. The company was founded on January 1, 2008 and is headquartered in Frankfurt, Germany.

Part of Bundesstadt Bonn, Vereinigte Bonner Wohnungsbau AG is a German municipal real estate company that has always ensured the availability of affordable housing. The company is based in Bonn, Germany. The company's services include accepting repair requests during business hours through their hotline or online platform. The company has completed several new construction projects in the past, and their office in Bad Godesberg is available by appointment.

Part of TÜV Rheinland Berlin Brandenburg Pfalz eV, TÜV Rheinland Industrie Service GmbH is a company based in Cologne, Germany. The German company specializes in functional safety and offers assessments, certifications, and trainings to improve functional safety and reduce risks. Contact them now to learn more.

AggerEnergie GmbH provides environmentally friendly electricity, gas, and water to the region while also supporting social projects. AggerEnergie is based in Gummersbach, DE and ultimately controlled by the City of Cologne. The German company offers reliable natural gas at fair prices for businesses and commercial customers, including small and medium-sized enterprises, industries, and associations. The company encourages customers to switch to regional electricity and become active participants in the energy transition. The company was founded in 1926, and the CEOs are Frank Röttger and Uwe Töpfer.

Brunata Wärmemesser Gesellschaft Schultheiss GmbH & Co. is a company based in Huerth, Germany. The German company provides services to landlords, housing associations, housing companies, and property managers for over seven decades. Brunata-Metrona is a trusted partner in the industry. The company is ultimately controlled by the City of Cologne.

SBK Sozial-Betriebe-Köln gGmbH is a non-profit organization based in Cologne, DE. SBK has 16 locations throughout Cologne and employs 1,750 people. SBK offers a wide range of services, including care for seniors in nursing homes, home care, and day care, as well as support for people with disabilities to live and work independently. The German company also provides training and career opportunities for their employees, apprentices, and volunteers. The non-profit company was founded in 1927, and the CEO is Gabriele Patzke.

Energieversorgung Leverkusen GmbH & Co. KG (EVL) is a modern energy service provider that offers tailor-made products and comprehensive services to its business customers. The company is based in Leverkusen, Germany and is ultimately controlled by the City of Cologne. The CEOs of the German company are Thomas Eimermacher, Ulrik Dietzler.

Part of Stadt Leichlingen, Stadtwerke Leichlingen GmbH provides natural gas and drinking water services to the Leichlingen market area. The company is based in Leichlingen, Germany. The German company's services include market area conversion, natural gas conversion, conversion to h-gas, conversion from l to h-gas, l-gas, and new natural gas. The company was founded in 1913. The CEO is Frank Steffes.

AWB Abfallwirtschaftsbetriebe Köln GmbH & Co. KG is a waste management and disposal service company based in Cologne, Germany. The CEOs of the German company are Ulrich Gilleßen and Peter Mooren. The company's main focus is on the removal and disposal of waste, street cleaning, and winter services. AWB Abfallwirtschaftsbetriebe Köln GmbH & Co. KG is a subsidiary of Stadtwerke Köln GmbH and ultimately controlled by the City of Cologne.

BELKAW GmbH provides electricity, water, and gas to corporate and private customers. The company was founded on April 1, 1914 and is headquartered in Bergisch Gladbach, Germany.

Part of EnBW Energie Baden Württemberg AG, Stadtwerke Karlsruhe GmbH supplies electricity, natural gas, water and energy. The company is based in Karlsruhe, Germany. The German company was founded in 1997. The CEO is Michael Homann.

KVVH - Karlsruher Versorgungs-, Verkehrs- und Hafen GmbH provides electricity services. The company is headquartered in Karlsruhe, Germany.

KBG - Karlsruher Bädergesellschaft mbH is a private company based in Karlsruhe, Germany. The German company engages in the construction of roads. The CEO of the company is Oliver Sternagel.

Gasversorgungsgesellschaft mbH Rhein-Erft is a German energy company that offers the best tariffs for energy contracts to both private and business customers. The company is based in Huerth, Germany. The company's website, gvg.de, provides information on the different tariffs available. The company was founded in 1956 and the CEOs are Werner Abromeit and Phillip Erdle.

moderne stadt Gesellschaft zur Förderung des Städtebaues engages in the implementation of urban development projects. It also specializes in the construction of residential and office buildings. The company was founded in 1968 and is headquartered in Cologne, Germany.

Wohnungsgesellschaft der Stadtwerke Köln mbH is a private company based in Cologne, Germany. The CEOs of the German company are Dirk Kolkmann, Dieter Steinkamp. The company engages in rental and leasing of residential buildings and apartments.

WestFonds Immobilien-Anlagegesellschaft mbH provides real estate services. The company is headquartered in Düsseldorf, Germany.

Vivawest Wohnen GmbH is a leading real estate company based in NRW, Germany. The private company manages over 120,000 apartments, providing homes for approximately 300,000 people. Uwe Eichner has been the CEO of the company since 2021.

GAG Projektentwicklung GmbH provides customer service for all housing-related needs. The company is based in Cologne, Germany and ultimately controlled by the City of Cologne. The German company's website offers information, forms, emergency numbers, and valuable tips for tenants and property owners. With around 42,000 apartments and almost three million square meters of living and usable space, GAG Immobilien AG is the largest housing provider in Cologne, Germany, offering homes to approximately 100,000 people. The company has received numerous awards for its exemplary services. The CEOs of the company are Uwe Eichner, Kathrin Moller.

Ströer Management SE is a private company based in Cologne, Germany. The CEOs of the German company are Udo Müller, Christian Schmalzl. The company provides management services.

BRUNATA-METRONA GmbH is a German company that specializes in issuing energy certificates and providing legally compliant billing for efficient administration and communication with tenants and owners. The private company is based in Huerth, Germany and was founded in 1950. The company also offers regular legionella testing and installation and operation of smoke detectors. The CEOs are Norbert Rolf and Oliver Geer. Rental companies, housing associations, housing companies, and property managers have trusted BRUNATA-METRONA for seven decades.

Wohnbau GmbH is a German residential building company that manages and owns rental apartments and condominiums. Wohnbau is based in Bonn, DE and the CEOs of the private company are Jens Bräutigam and Matthias Schweizer. The company prioritizes the comfort of their tenants by maintaining their residential complexes and providing digital services such as a tenant app and tenant portal. The company was founded in 1921 and has since been successful in new construction, project development, purchase of apartment buildings, and local stocks.

Butzweilerhof Grundbesitz GmbH & Co. KG provides real estate brokerage services. The private company is based in Cologne, Germany. The German company was founded in 2002. The CEO is Andreas Röhrig.

KASIG - Karlsruher Schieneninfrastruktur GmbH is a private company based in Karlsruhe, Germany that engages in the planning and construction of railroads. The German company was founded in 2003 and the CEO is Alexander Pischon.

BBT Treuhandstelle des Verbandes Berliner is a German company that has been a competent partner for over 30 years for various types of real estate companies, credit institutions, and municipalities. The company is based in Berlin, Germany, and has subsidiaries in Germany. It offers five areas of expertise with the goal of ensuring the success of its clients. The private company was founded in 1990, and the CEO is Kay Schulte.

Häfen und Güterverkehr Köln AG engages in the provision of transport and logistics services. It manages and operates ports, railroads, and locomotive and freight car workshops. The firm also provides services, which include maintenance and repair of locomotives and freight cars. The company was founded in 1992 and is headquartered in Cologne, Germany.

CORPUS SIREO Projektentwicklung Beteiligungs GmbH engages in the acquisition, holding, management, and sale of residential properties and participations in companies involved in housing construction, as well as management of apartments and land acquisition. The company is headquartered in Cologne, Germany.

Part of KGAL GmbH & Co. KG, Mietmanagementgesellschaft der GAG mbH is a German company that assists in finding new rental apartments. The company is based in Cologne, Germany. The GAG Immobilien AG, which is Cologne's largest real estate company, offers around 42,000 apartments and nearly three million square meters of living and usable space, providing shelter for approximately 100,000 people. The company's Investor Relations department is responsible for serving shareholders and those who wish to become shareholders, providing information on the company's business development and activities. The company's actions are based on its statutes. The CEOs of the company are Kathrin Moller and Uwe Eichner.

"Stadt und Land" Wohnbauten-GmbH is a large urban housing association in Germany that manages over 51,000 apartments in its own stock and around 10,000 other apartments on behalf of third parties. The private company offers rental apartments in six districts of Berlin and in Brandenburg. The company is based in Berlin, Germany, and has subsidiaries in Germany. The German company also rents commercial space and offer social counseling for tenants. The company invests in the renovation and modernization of its stocks and supports numerous social projects and initiatives to strengthen the neighborhood. The company was founded in 1924, and the CEOs are Anne Keilholz and Ingo Malter.