Georgia Stergiopoulou

AviAlliance GmbH engages in airport operations and consultancy services for the aviation industry. Its services include technical services, services relating to airport operations, non-aviation, financial services, and services for air traffic management. The firm has holdings in the airports of Athens, Budapest, Düsseldorf, Hamburg and Tirana. The company was founded by Holger Linkweiler in 1997 and is headquartered in Dusseldorf, Germany.

Aerostar Airport Holdings LLC owns and operates airports. It manages the Luis Muñoz Marín International Airport. The company was founded in 2013 and is headquartered in Carolina, Puerto Rico.

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.

Part of ACS Actividades de Construcción y Servicios SA, HAP Hamburg Airport Partners GmbH & Co. KG is an investment holding company. The company is based in Dusseldorf, Germany. The CEO of the German company is Dennis Krein.

Part of Airport Holding Tanácsadó Kft, Airport Hungary Tanácsadó Kft. The company is based in Budapest, Hungary. is a Hungarian company that operates as an airport. The CEOs are Gerhard Günter Schroeder and Sven Erler. The company was founded in 2007.

Automobile Club Luxembourg operates automotive clubs. The private company is located in Luxembourg.

Athens Urban Transport Organization SA provides public transportation in the form of buses, trolley buses and metro lines in the Greater Athens area. It operates through its subsidiaries ETHEL SA, ILPAP SA and ISAP SA. The firm is responsible for the planning, co-ordination and control of all public transport modes. Athens Urban Transport Organization was founded in 1993 and is headquartered in Athens, Greece.

Council of Europe Development Bank engages in the provision of financing and technical consulting services for social welfare projects. It designs and implements programs which promotes and supports social integration, public infrastructure, small-scale enterprises, and the environment, aiming to help its member states achieve sustainable and equitable growth. The company was founded on April 16, 1956 and is headquartered in Paris, France.

Asia-Europe Foundation promotes and enhances cooperation between and through intellectual, cultural and people to people exchanges. The private company is based in Singapore, Singapore.

Hellenic Republic Asset Development Fund SA operates as a fund. It is ultimately controlled by the Government of Greece.