Walter P. J. Droege

HSBC Trinkaus & Burkhardt AG engages in the provision of financial services. It operates through the following segments: Private Banking & Asset Management (PB & AM), Commercial Banking (CMB), Global Banking and Markets (GB & M), and Central. The PB & AM segment involves advisory services and special facilities, which include advice on special asset structuring, execution of wills, and family office services. The CMB segment includes lending and deposit products. The GB & M segment deals with capital financing and markets activities, and securities services. The company was founded by Christian Gottfried Jager in 1785 and is headquartered in Dusseldorf, Germany.

METRIC mobility solutions AG engages in the development, manufacture, and distribution of hardware and software products for the public transport, retail and logistics, and parking markets. It operates through the METRIC DE and METRIC UK segments. The METRIC DE segment involves in ticketing and telematics for public commuter transport as well as mobile terminals and point of sale systems. The METRIC UK segment includes systems for parking space management and services rendered within the scope of full-service agreements. The company was founded by Michael Höft and Rolf Wessel in 1978 and is headquartered in Hanover, Germany.

Droege Group AG provides consultancy and investment services. It directly invests with own equity in corporate subsidiaries and medium-sized companies. It focuses on spin-offs, underperformers, turnarounds, and successions. The company was founded by Walter P. J. Droege in 1988 and is headquartered in Duesseldorf, Germany.

Droege Capital GmbH (Droege Capital) is the private equity subsidiary of Droege & Co. International Group AG, a family-owned and entirely equity-financed firm based in Germany which was founded by Walter P. J. Droege in1988 as Droege & Co. International Management Consultants. Formerly known as DIC Capital, Droege Capital is based in Dusseldorf. They invest directly in corporate spin-offs or businesses in turnaround situations, aiming to guide their investee companies through the restructuring process and provide ongoing support during the subsequent strategic development phase.

HAL Allergy Holding BV operates as a holding company with interest in allergy therapy treatment and diagnostic products manufacturing. The company was founded in 1959 and is headquartered in Leiden, the Netherlands.

Trenkwalder International AG provides human resources consulting services. It offers temporary staffing, payroll, onsite management, training, and outplacement and personnel consultancy services. It conducts operations in Germany, Hungary, Slovakia, Slovenia, Czech Republic, Croatia, Serbia, Greece, Macedonia, Montenegro, Bosnia, Rumania, Poland, Bulgary, Turkey, Albania, Liechtenstein and Switzerland. The company was founded by Richard Trenkwalder in March 1985 and is headquartered in Vienna, Austria.

Trenkwalder Beteiligungs GmbH provides acquisition and asset management services. The private company is based in Vienna, Austria.

Dr. im Brahm Immobilienverwaltung GmbH & Co. KG manages land, buildings, and apartments. The private company is based in Dusseldorf, Germany. The CEOs of the German company are Walter P. J. Droege, Hedda im Brahm-Droege.