Hellenic Electricity Distribution Network Operator

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{{Infobox company

| name = Hellenic Electricity Distribution Network Operator

| logo =

| logo_size =

| caption =

| type = Public

| traded_as =

| native_name = Διαχειριστής του Ελληνικού Δικτύου Διανομής Ηλεκτρικής Ενέργειας

| native_name_lang = el

| fate =

| predecessor = PPC General Directorate of Distribution

| successor =

| foundation = {{Start date|2011|08|22}}

| founder =

| defunct =

| location_city =

| location_country =

| locations =

| area_served =

| key_people =

| industry = Energy

| products =

| services = Electrical power distribution

| revenue =

| revenue_year =

| operating_income = {{increase}} 1,093,801,000

| income_year = 2022

| net_income = {{decrease}} 8,246,000

| net_income_year = 2021

| assets =

| assets_year =

| equity =

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| owner = PPC

| num_employees = 5,820

| num_employees_year = 2022

| parent = PPC

| divisions =

| subsid =

| homepage = {{URL|deddie.gr}}

| footnotes =

}}

The Hellenic Electricity Distribution Network Operator ({{langx|el|Διαχειριστής Ελληνικού Δικτύου Διανομής Ηλεκτρικής Ενέργειας, or ΔΕΔΔΗΕ}} was formed by the separation of the Distribution Department of Greece's Public Power Corporation in order to comply with the 2009/72/EC EU Directive relative to the electricity market organization. The mission of this company is to undertake the tasks of the Distribution Network Operator of Greece.

It is a 100% subsidiary of PPC, however, it is independent in operation and management, retaining all the independence requirements that are incorporated within the above mentioned legislative framework.{{cite web |url=http://www.deddie.gr/en/i-etaireia/profil |title=HEDNO - Profile |website=www.deddie.gr |url-status=dead |archive-url=https://web.archive.org/web/20131125002434/http://www.deddie.gr/en/i-etaireia/profil |archive-date=2013-11-25}}

The electricity distribution network of Greece consists of:{{cite web |url=http://www.deddie.gr/en/to-diktuo-ilektrismou/vasika-megethi-tou-diktuou-ilektrismou |title=HEDNO - Key figures of the electricity network |website=www.deddie.gr |url-status=dead |archive-url=https://web.archive.org/web/20131126140912/http://www.deddie.gr/en/to-diktuo-ilektrismou/vasika-megethi-tou-diktuou-ilektrismou |archive-date=2013-11-26}}

• 113,358 km of Medium Voltage Network (data of year 2020)
• 128,211 km of Low Voltage Network (data of year 2020)