Carl Ulrich Andreas de Maizière

Conergy AG specializes in the manufacture of solar products. It also engages in the installation of photovoltaic systems and solar thermal plants. The company was founded by Hans-Martin Rüter, Elisabeth Ammer, Dieter Ammer, Nikolaus Krane, Angiolo Laviziano, Hans Bucher, Andreas Rittstieg, Renate Rüter, Andreas Rüter, Christina Rüter, Franziska Rüter, Annabelle Theurer, Dieter Krane, and Ennio Laviziano on December 22, 1998 and is headquartered in Berlin, Germany.

Principal Real Estate Spezialfondsgesellschaft mbH (PRES) is a real estate management firm headquartered in Frankfurt, Germany. The firm was founded in 2008 and is a subsidiary of Great Britain-based Principal Real Estate Ltd., which is owned by Principal Financial Group, Inc. (NASDAQ: PFG) in the US. PRES manages or sub advises real estate assets.

Commerzbank Zrt operates as a commercial bank. Its products and services include Private Clients, Business Clients, and Corporate Clients. The company was founded on January 11, 1993 and was headquartered in Budapest, Hungary.

Arenberg Schleiden GmbH provides real estate management services. The company is based in Dusseldorf, Germany and has subsidiaries in Germany. The German company was founded in 1928. The CEO is Martin Rothfuchs.

Arenberg - Recklinghausen GmbH provides real estate services. The private company is based in Dusseldorf, Germany. The German company was founded in 1936. Martin Rothfuchs has been the CEO of the company since 2017.

Doertenbach & Co. GmbH operates as an investment banking firm. It focuses on structuring and executing mergers & acquisitions as well as financing transactions. The company is headquartered in Frankfurt am Main, Germany.