[7] In 2001, the infrastructure element of OSE was spun off to form the second largest landowner (after the Church.
[8] At the time of its creation the entire portfolio of OSE’s property was valued at 2 billion euros.
[9] Since 2015 GAIAOSE SA has been as the administrator for the railway rolling stock, at the behest of the Greek State.
[10] In 2023, 123 older, disused and condemned rolling stock units were set for auction in the first pilot scrapping project, as part of the fleet management program of the Ministry of Infrastructure and Transport[11] GAIAOSE also maintains and leases rollingstock.
The largest part of this rolling stock, is leased and use by Hellenic Train (formally TrainOSE.