Markus Wiedenmann

Art-Invest Real Estate Management GmbH & Co. KG provides real estate management services. It invests in office, hotel and retail properties with value-added potential in good locations of major cities. The company was founded by Rüdiger von Stengel in 2010 and is headquartered in Cologne, Germany.

Art-Invest Real Estate GmbH & Co KG engages in the acquisition, construction, and sale of land and rights equivalent to real property, as well as other related activities. The company was founded on June 23, 2010 and is headquartered in Cologne, Germany.

HORUS Development GmbH provides construction services. The company is based in Poecking, Germany. The CEOs are Friedrich Ferdinand Spies, Markus Wiedenmann, Ulrich O. Fischer. The German company was founded in 2012.

Art-Invest BCC Objekt GmbH & Co. KG manages real estate properties. The private company is based in Monheim am Rhein, Germany. The CEOs are Andreas Stolz, Rüdiger Freiherr von Stengel, Markus Wiedenmann. The German company was founded in 2017.

mainCubes One GmbH is a German company that provides secure digital services such as IoT, cybersecurity, connectivity, and cloud services to customers and partners worldwide through its secureexchange® digital platform. The company is part of the German construction conglomerate Zech Group and has data centers in Frankfurt and Amsterdam, as well as a network of high-availability data centers in Germany. The company is based in Frankfurt, Germany, and has subsidiaries in Germany. The company's state-of-the-art data centers offer colocation services and secure ecosystems for customers across various industries. The company has partnered with several companies, including CDN77, RTB House, Circle B, Leitzcloud, and Spike Reply. The company was founded in 2012, and the CEOs are Markus Wiedenmann and Oliver Menzel.

101 Cleveland Street JV Company Ltd. is a British real estate company that develops building projects and provides real estate services. The private company is based in London, UK. and has subsidiaries in United Kingdom. The company was founded in 2019.

Founded in 2020, AIRE UK Canada Water PropCo 1 Ltd. is a business support services company. Part of Art-Invest Real Estate Management GmbH & Co. KG, the company is based in London, UK.

DWK AIRE - Ehrenfeld - Oscar 125 GmbH & Co. KG manages land, buildings, and apartments. The private company is based in Monheim am Rhein, Germany. The CEOs are Markus Wiedenmann, Ferdinand Spies, Andreas Stolz. The German company was founded in 2018.

AIRE Enggasse Verwaltungs GmbH manages real estate properties. The private company is based in Cologne, Germany. The CEOs of the German company are Arne Hilbert, Ferdinand Spies, Markus Wiedenmann.