Reiner Schränkler

Flughafen Hamburg GmbH provides consulting and other services, both in the airport sector and in other fields. It operates through the following: Aviation, Ground Handling, Center Management, and Real Estate Management. The Aviation division is to maintain, ensure, and enhance safe and smooth flight operations. The Ground Handling division holds the contracts with the airlines along with the shares in ground handling service holding companies. The Center Management division includes all property rentals at Hamburg Airport, the concept and design of retail and food court areas, and the management and marketing of advertising operations. The Real Estate Management division maintains and provides the entire infrastructure for Hamburg Airport. The company was founded in 1911 and is headquartered in Hamburg, Germany.

Flughafen Hannover-Langenhagen GmbH provides airport services and information for pilots and passengers flying from Hannover. The company is based in Langenhagen, Germany, and has subsidiaries in Germany. The German company offers a range of services including fueling, landing fees, catering, handling, and VIP services. Additionally, the company provides information on flight schedules, destinations, check-in, baggage, and traveling with children. Flughafen Hannover-Langenhagen also operates a General Aviation Terminal (GAT) for small aircraft, flight schools, sightseeing flights, and landing fees. The CEO of the company is Martin Roll.

Budapest Airport Budapest Liszt Ferenc Nemzetközi Repülotér Üzemelteto Zrt. engages in the provision of airport operation and management services. It offers flight and travel information, online parking booking, conference and event center, reservations, transport, private lounges, and premium solutions. The company was founded in 1938 and is headquartered in Budapest, Hungary.

Flughafen Düsseldorf GmbH operates an international airport. It offers domestic, international and cargo flight transportation services. The airport serves as an airline hub for Air Berlin and Lufthansa airlines. Flughafen Düsseldorf is headquartered in Düsseldorf, Germany.

AviAlliance Capital GmbH provides investment services for airports. The firm engages in airport investments, funding development, construction and expansion projects The company was founded in 1997 and is headquartered in Dusseldorf, Germany.