Since their inception, the two companies maintain a socially responsible environment for their clients and their suppliers. In 2022:
- The operation and maintenance company “Attikes Diadromes S.A.” managed 24,478 incidents, with an average response time of 6 minutes;
- The Telephone Customer Service department (C.S.) received 375,398 calls, which were answered in 1min. and 58sec. on average, while 12,410 outgoing calls were made;
- The degree of user satisfaction with the service and the conduct of the T.C.S. employees exceeded 6% (2022 survey data);
- The degree of satisfaction of the Attica Tollway users as regards the conduct of the toll employees reached 4%;
- Both companies have 5 ISO certifications since the beginning of their operation.