Klaus-Dieter Müller

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.

Part of Berlin Partner GmbH, Partner für Berlin Holding Gesellschaft für Hauptstadt-Marke is a company based in Berlin, Germany. Partner für Berlin Holding Gesellschaft für Hauptstadt-Marke functions as a holding company. The German company was founded in 1994 and the CEOs are Sebastian Holtgrewe and Stefan Franzke.

Part of Commerzbank AG, onvista media GmbH is a German programmatic advertising company that specializes in the automated and optimized purchase of online advertising inventory. The company is based in Cologne, Germany and is the exclusive marketer of digital offers in the areas of finance, sports, lifestyle, and luxury. The company also offers lead generation services to generate qualified leads for their clients' products and services. The company also operates one of the most visited financial portals in Germany, onvista.de. The CEOs of the company are Markus Nimtz and Christian Bothe.

Part of IDEAL Lebensversicherung AG, Ahorn AG is a German company that unites over 65 funeral brands and more than 270 branches under its umbrella. The company is based in Berlin, Germany. The company's goal is to provide competent and understanding advice and support in the event of bereavement and funeral planning. With over 1,100 employees, the company is committed to a transparent funeral industry, reliable and high-quality services, and the destigmatization of death in public and society, for dignity and respect towards the deceased. The company was founded in 1998. The CEO is Olaf Dilge.

IDEAL Sterbekasse Lebensversicherung AG is based in Berlin, Germany. Part of IDEAL Lebensversicherung AG, IDEAL Sterbekasse Lebensversicherung AG is a German company that offers insurance services. The CEOs are Christoph Glinka, Madeleine Bremme, Percy Wippler. The company was founded in 2000. IDEAL Sterbekasse Lebensversicherung was acquired by IDEAL Lebensversicherung AG from AXA SA on November 12, 2012.

myLife Lebensversicherung AG offers life insurance. The company is headquartered in Goettingen, Germany.

European Bank for Financial Services GmbH offers professional custody account services for independent financial services providers and insurance companies. The company was founded in 2002 and is headquartered in Aschheim, Germany.

Part of IDEAL Lebensversicherung AG, IDEAL Versicherung AG provides life, property and casualty insurance services. The company is based in Berlin, Germany. Maximilian Beck has been the CEO of the German company since 2021.

Investitionsbank Berlin engages in business development, and housing and urban development activities. It offers loan-based and investment-oriented forms of financing. It also provides loans for landlords and investors that are used for new construction, and to purchase properties or for projects to modernize and refurbish existing properties. The company was founded in 1924 and is headquartered in Berlin, Germany.

City Clean GmbH & Co. KG provides mats, washrooms cleaning and mopping services. The private company is based in Oberkrämer-Bötzow, Germany. The German company was founded in 1973 by Hubert Weber. The CEO is Tobias Weber.

City Clean Beteiligungs GmbH provides administration and management services. The private company is based in Oberkraemer, Germany. The CEO of the German company is Tobias Weber.

Landwirtschaftliche Rentenbank operates as a development bank, which engages in the provision of financial and business development services for the agriculture and food industries. It operates through the following segments: Treasury Management, Promotional Activity, and Capital Investment. The Treasury Management segment shows the results of the Group’s liquidity supply and management. The Promotional Activity segment promotes investments in the agricultural sector and rural areas. The Capital Investment segment includes the investments of equity reported in the balance sheet and the investments of long-term provisions such as securities and promissory notes as well as in registered bonds issued by banks and public sector institutions. It offers loans for promotional purposes and assistance measures through banks; and short-term loans to pre-finance payments to farmers. The company was founded on May 11, 1949 and is headquartered in Frankfurt, Germany.

Part of Bayerische Beamten Lebensversicherung AG, Krausenstraße GmbH & Co. oHG is a real estate leasing company based in Berlin, Germany. The CEOs of the German company are Karlheinz Fritscher, Rainer Michael Jacobus, Olaf Dilge. Krausenstraße GmbH & Co. oHG specializes in leasing real estate properties.

IDEAL Lebensversicherung Versicherungsverein auf Gegenseitigkeit (aG) is an insurance provider in Germany. It offers life, accident, health, and property insurances. The company was founded in 1962 and is headquartered in Berlin, Germany, with offices within the country.

BCA AG engages in the provision of financial and insurance consulting services. The firm offers digital tools, such as investment shop with online direct transaction process and custody account reporting. It also operates an end customer app for insurance and investment, as well as chat function and digital portfolio transfer option. The company was founded in 1985 and is headquartered in Oberursel, Germany.

EMB Energie Mark Brandenburg GmbH engages in the distribution of natural gas and electricity to private, commercial and industrial customers. It operates several municipal utilities and grid companies in the state of Brandenburg. The company was founded in 1991 and is headquartered in Potsdam, Germany.

DZ HYP AG provides real estate financial banking services. It offers commercial real estate finance, public sector lending, and capital market services. The firm also provides advisory and execution services for real estate financing projects. The company was founded in 1921 and is headquartered in Hamburg, Germany.

Berliner Stadtreinigungsbetriebe provides waste collection and street cleaning services for the city of Berlin. It also operates disposal sites and recycling centers. The firm was founded in 1951 and is headquartered in Berlin, Germany.

Berliner Energieagentur GmbH provides gas services. Its three business divisions Consulting, Contracting and International Know-how transfer, develop and realize innovative projects that reduce high energy costs as well as CO2 emissions. The company was founded in 1992 and is headquartered in Berlin, Germany.

GASAG AG engages in the supply and distribution of electricity and natural gas. It also provides renewable energy solutions and services. The company was founded on January 1, 1847 and is headquartered in Berlin, Germany.

Dussmann Stiftung & Co. KGaA operates as a holding company with interests in service companies. It focuses on services in the areas of infrastructural and technical facility management, catering, as well as support and medical care for senior citizens. The company was founded by Peter Dussmann in 1963 and is headquartered in Berlin, Germany.

Vivantes-Netzwerk für Gesundheit GmbH is a hospital operating company based in Berlin, Germany. The German company operates hospitals and is ultimately controlled by the City of Berlin. The CEO of the company is Andrea Grebe.

Nehlsen AG engages in the provision of waste management services. It operates through the following business segments: Recycling, Disposal, and Cleaning. The Recycling business segment focuses on the treatment and recycling of waste and hazardous waste. The Disposal business segment specializes in waste collection and removal. The Cleaning business segment includes pest control, area and street cleaning, winter maintenance, green area maintenance, plant cleaning, as well as the cleaning of industrial and commercial areas. The company was founded by Karl Nehlsen on December 10, 1923 and is headquartered in Bremen, Germany.

Hertha BSC GmbH & Co. KGaA operates as a football club. The company was founded on July 25, 1892 by Fritz Linder, Max Linder and Otto Lorenz and Willi Lorenz and is headquartered in Berlin, Germany.

Bürgerstiftung Berlin is a foundation based in Berlin, Germany. The German company operates a foundation.

Part of Diakonisches Werk Neukoelln-Oberspree eV, Diakonie Eingliederungshilfe Simeon gGmbH provides assisted living for mentally handicapped individuals. The company is based in Berlin, Germany. The CEO of the German company is Marion Timm.

Diakonie Jugend- & Familienhilfe Simeon gGmbH provides social services. The non-profit company is based in Berlin, Germany. The CEOs are Olaf Petzold, Marion Timm, Oliver Unglaube. The German company was founded in 2011.