George Syrianos

Part of VINCI SA, Gefyra SA is a Greek company that manages the traffic and toll collection for the Rio-Antirrio Bridge, the longest cable-stayed bridge in the world, completed in 2004 and a landmark of Greece in the 21st century. The company is based in Chalandri, Greece. The company offers subscription programs for automatic electronic payment of tolls, and discounts for cheaper passes through the bridge. The company provides travelers with traffic forecasts to help them plan their trips. The company was founded in 1995. The CEO is Panayiotis Papanikolas.

Part of VINCI SA, Gefyra SA is a Greek company that manages the traffic and toll collection for the Rio-Antirrio Bridge, the longest cable-stayed bridge in the world, completed in 2004 and a landmark of Greece in the 21st century. The company is based in Chalandri, Greece. The company offers subscription programs for automatic electronic payment of tolls, and discounts for cheaper passes through the bridge. The company provides travelers with traffic forecasts to help them plan their trips. The company was founded in 1995. The CEO is Panayiotis Papanikolas.

Part of Ellaktor SA, Aktor Concessions SA operates as a Greek concessions company in financing, design, construction, maintenance and operation. The company is based in Athens, Greece. The CEO of the company is George Syrianos.