In 1926 the line was taken over by the "Electric Transport Company", member of "Power and Traction Finance Company" but in 1929 the line from Heraklion to Lavrion was transferred to Piraeus, Athens and Peloponnese Railways or SPAP.
In 1926 the lines to Lavrion and Kifissia was taken over by the "Electric Transport Company", member of "Power and Traction Finance Company". In 1929 the line from Heraklion to Lavrion was transferred to Piraeus, Athens and Peloponnese Railways or SPAP.