Christoph Ehrhardt

Vivantes-Netzwerk für Gesundheit GmbH is a hospital operating private 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.

Quantum Immobilien AG has been active in the market since 1999 as a real estate specialist. As an owner-managed and independent real estate group, they unite excellent skills for development and realization, capital-market structuring and management of real estate investments. These are provided through four subsidiaries namely the Quantum Projektentwicklung GmbH, the Quantum Immobilien Kapitalanlagegesellschaft mbH, the Quantum Investment GmbH and the Quantum Grundbesitz GmbH. From their company headquarter in Hamburg, they focus their activities on the metropolitan regions in Germany with an experienced and professional team. Their diverse involvement comprises classic property development, investment consultation, conceptual design, issue and management of special funds, acquisition of property and asset management. This includes the realization of corporate headquarters, residential and industrial property, renewals, development of municipal districts, takeover of inventory properties and portfolios.

Agrar Grasbrunn GmbH & Co. KG provides mixed agriculture services. The private company is based in Grasbrunn, Germany. The CEOs of the German company are Hubertus Löffler, Günter Koller.

Wolff & Müller Holding GmbH & Co. KG is a family-owned construction company based in Stuttgart, Germany, with subsidiaries in Germany and Austria. Wolff & Müller offers project development, planning, and construction services, as well as construction materials. The private company's services include construction partner, principle tenders, and construction partner portal. Wolff & Müller also offers career opportunities for specialist and managerial staff, young staff, and study trainee programs. The company is committed to sustainability and has received awards for its digitalization and sustainability principles. Wolff & Müller has a Baupartnerportal to facilitate the exchange of information and documents with its construction partners. The company is also a pioneer in building information management (BIM). The company was founded in 2008, and its CEOs are Udo Berner, Albert Dürr, and Oliver Wilm.

Part of Europa Real Estate Fund, Mondura Liegenschaften AG engages in buying and selling of residential properties, buildings and apartments. The private company is based in Frankenthal, Germany.

Flughafen Stuttgart GmbH is the largest transport hub in Baden-Württemberg, Germany. The private company is based in Stuttgart, Germany. The German company aims to be one of the most successful and sustainable airports in the long term. The company is ultimately controlled by the State of Baden-Württemberg. The company was founded in 1924. Ulrich Heppe has been the CEO of the company since 2023.

HSG Flughafen Stuttgart Handels- und Service GmbH is the largest retailer at Stuttgart Airport. The private company is based in Stuttgart, Germany. The German company offers a shopping experience where customers can touch the sky. The company is ultimately controlled by the State of Baden-Württemberg. Nicole Ferrari has been the CEO of the company since 2006.

Part of Klinikum der Landeshauptstadt Stuttgart gKAöR, Sportklinik Stuttgart GmbH operates as a medical clinic. The private company is based in Stuttgart, Germany. Sportklinik Stuttgart was acquired by Klinikum der Landeshauptstadt Stuttgart gKAöR from Sporthilfe Württemberg on August 26, 2021. The German company was founded in 1999. The CEO is Matthias Buchthal.

Part of Landesbank Baden-Württemberg, Projektgesellschaft Neue Messe GmbH & Co. KG operates a trade center. The private company is based in Stuttgart, Germany. The CEOs of the German company are Ulrich Kromer von Baerle, Walter Schoefer.

6b47 Real Estate Investors AG provides real estate and related services. The firm has locations in Germany, Austria and Poland. The company was founded in 2009 and is headquartered in Vienna, Austria.

Ruppert Vermögensverwaltung Holding GmbH is a private company based in Grasbrunn, Germany. Ruppert Vermögensverwaltung Holding GmbH provides investment advisory services. The German company was founded in 2000 and is led by CEO Günther Koller.

GIEAG Wohnen GmbH is a German company that provides real estate property development services. The private company is based in Oberhaching-Deisenhofen, Germany. The CEOs of the company are Philipp Pferschy, Thomas Digeser.

Part of GIEAG Immobilien AG, GIEAG Projekt 120 GmbH provides real estate services. The private company is based in Deisenhofen, Germany. The German company was founded in 2013. The CEO is Thomas Männel.

Part of GIEAG Immobilien AG, GIEAG Projekt 100 GmbH engages in the purchase and sale of residential land, buildings, and apartments. The private company is based in Oberhaching, Germany. The CEOs of the German company are Philipp Pferschy and Thomas Digeser.

Agrar Grasbrunn Immobilien GmbH is a private company that engages in the purchase and sale of residential land, buildings, and apartments. The company is based in Grasbrunn, Germany. The German company was founded in 2014, and the CEOs are Günter Koller and Hubertus Löffler.

Part of GIEAG Immobilien AG, GIEAG Projekt 230 GmbH manages, leases and develops land, residential properties and buildings. The private company is based in Oberhaching, Germany. The CEOs of the German company are Philipp Pferschy, Thomas Männel.

Part of GIEAG Immobilien AG, GIEAG Projekt 310 GmbH functions as an investment holding German company. The private company is based in Oberhaching-Deisenhofen, Germany. The CEOs are Philipp Pferschy, Thomas Männel. The company was founded in 2015.

Part of GIEAG Immobilien AG, GIEAG Projekt 280 GmbH provides financial services. The private company is based in Oberhaching, Germany. The CEO of the German company is Philipp Pferschy.

Part of GIEAG Immobilien AG, Gieag Projekt 170 GmbH engages in buying and selling of commercial premises and non-residential buildings. The private company is based in Oberhaching, Germany. The CEO of the German company is Thomas Männel.

GIEAG Projekt 270 GmbH is a German company that buys and sells residential properties, buildings, and apartments. The private company is based in Dietramszell, Germany. The CEO of the company is Thomas Männel.

Part of GIEAG Immobilien AG, GIEAG Projekt 320 GmbH buys and sells land, buildings & apartments. The private company is based in Oberhaching-Deisenhofen, Germany. The CEOs of the German company are Philipp Pferschy, Thomas Männel.

GIEAG Projekt 290 GmbH provides investment services. The private company is based in Deisenhofen, Germany. The CEOs of the German company are Thomas Männel, Jürgen Gerst.

GIEAG Projekt 130 GmbH is a German company that rents and leases land, buildings, and apartments. The company is based in Oberhaching-Deisenhofen, Germany. It was founded in 2008, and the CEOs are Philipp Pferschy and Thomas Männel.

Wohnbau Gaggenau GmbH provides residential property administration services. The company is headquartered in Gaggenau, Germany.

Laguna 712 Gmbh is a company based in Germany that buys and sells residential properties, buildings, and apartments. The private company was founded in 2006, and Günter Koller has been the CEO of the company since 2013.

Laguna 1325 GmbH is a company based in Germany that buys and sells residential properties, residential buildings, and apartments. The private company was founded in 2006, and Günther Koller has been the CEO since then.