Klaus-Dieter Heinken

Deutsche Immobilien Holding AG engages in the development of real estate properties and the management of funds and assets. It operates through the following segments: Residential Building; Industrial Building; Administration, Provision, and Services; and Fund Concept and Management. The Residential Building segment develops and markets residential properties for sale and lease. The Industrial Building segment comprises real estate for commercial use such as office and retail properties. The Administration, Provision, and Services segment concentrates on project management and provides administration services to subsidiaries. The Fund Concept and Management segment focuses on the management and conception of funds. The company is headquartered in Delmenhorst, Germany.

Art-Invest Real Estate Funds GmbH operates a real estate, project development and asset management company. The company is headquartered in Cologne, Germany.

BA – Gebäude-, Bau- und Immobilienmanagement GmbH is a company based in Nuremberg, Germany. The company is a 100%% subsidiary of the federal employment agency and ultimately controlled by the Government of Germany. The company's main tasks include energy management and TGA maintenance management for the federal employment agency. The company is responsible for the nationwide control of construction and real estate measures for the agency. The company also carries out space offers and searches on behalf of the federal employment agency. The CEO of the company is Eckhard Rodemer.