Christos Georgios Apostolopoulos

Hellenic Railways Organisation SA provides railway transportation services. It runs rail services in northern Greece from the Karolou Street terminus to the Peloponnese Sina Street station. The company was founded in 1970 and is headquartered in Athens, Greece.

European Association of Geoscientists & Engineers is a non-profit organization that provides a global network of commercial and academic professionals to all members. It offers events, publications, educational programmes, student programmes, and recruitment. The company was founded in 1951 and is headquartered in Houten, the Netherlands.

Lambrakis Press SA publishes newspapers and magazines. It operates through the following segments: Publishing, Printing, Electronic and Digital Media, as well as Other Activities. The Publishing segment focuses on printed newspapers and magazines. The Printing segment represents industrial printings. The Electronic and Digital Media segment deals with Internet news portals. The Other Activities segment produces television programs. The company was founded by Dimitrios Christos Lambrakis in 1922 and is headquartered in Athens, Greece.