The HEDNO (Hellenic Electricity Distribution Network Operator S.Α.) was established in April 2012 with the secession of the Distribution sector of PPC S.Α. in accordance with Law 4001/2011 and in compliance with EU Directive 2009/72/EC. HEDNO is the Hellenic DSO, responsible for the development, operation and maintenance of the Hellenic Electricity Distribution Network all over Greece including the mainland and the non-interconnected islands, involving different types of actors of the distribution grid.