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Extension of DESFA’s public consultation on the Draft NNGS Development Plan 2025-2034 24.12.2025 Following the announcement dated 28.11.2025 regarding the Public Consultation of the Draft Development Plan for 2025-2034, DESFA announces its extension until Friday, January 16, 2026.

Athens, December 22, DESFA and the National Technical University of Athens (NTUA) signed a cooperation agreement on Tuesday, 16 December, for the establishment, organization and funding of the new Professional Interdisciplinary Postgraduate Program with the title “Energy Systems and Sustainability.” The agreement was signed by...

Following the relevant announcement of the Operator dated 28.05.2025, a summary of the revised Advanced Reservation of Capacity Application submitted by PPC S.A. is published. Parties who have an interest are invited to submit their views (email: services@desfa.gr, Subject: New Connections) and any interested party to submit an Advanced Reservation of Capacity...

Athens, 9 December 2025 – DESFA participated in the Industrial Carbon Management (ICM) Forum 2025, Europe’s leading event on Carbon Capture, Utilization and Storage (CCUS) technologies, which was co-hosted for the first time in Athens on 8 and 9 December, by the European Commission and the Hellenic Hydrocarbons and Energy Resources Management Company (HEREMA), under the auspices of the...

Documents in Public Consultation – DESFA sets in public consultation the Draft NNGS Development Plan 2025-2034. Interested parties are encouraged to send their comments in the electronic address strategy-development@DESFA.GR until 29.12.2025. DESFA will publish the public consultation’s results, unless the sender requests the non- disclosure of his/ her data and/ or views.

The Operator, based on the provisions of par. 1 of article 98 of the National Natural Gas System Network Code, announces the publication of the “National Natural Gas Transmission System (NNGTS) Maintenance Program for the Year 2026”. NNGTS Maintenance Program 2026

Construction Supervision Services for High-Pressure pipeline Nea Messimvria – Evzoni/Gevgelia and Border Metering Station

The joint letter was signed in the presence of U.S. Energy Secretary, Chris Wright and U.S. Interior Secretary, Doug Burgum, within the framework of the Partnership for Transatlantic Energy Cooperation (PTEC) The gas transmission system operators DESFA S.A. (Greece), Bulgartransgaz EAD (Bulgaria), Transgaz SA (Romania), Vestmoldtransgaz SRL...

DESFA is launching today the Binding Phase of the 2023 Market Test (Incremental Capacity Process), under the rules of the related Project Proposal, as approved by the Italian, Greek and Albanian National Regulatory Authorities. This Binding Phase starts with an Information Phase (2 October – 1 December 2025), followed by a Binding Bidding Phase (2 December 2025 – 15 January...

DESFA is launching today the Binding Phase of the 2023 Market Test (Incremental Capacity Process), under the rules of the related Project Proposal, as approved by the Italian, Greek and Albanian National Regulatory Authorities. This Binding Phase starts with an Information Phase (2 October – 1 December 2025), followed by a Binding Bidding Phase (2 December 2025 – 15 January...