IT IS HEREBY ATTACHED THE ISSUE C/2026/4436  OF THE OFFICIAL JOURNAL OF THE EUROPEAN UNION IN WHICH IT WAS PUBLISHED TODAY (11.8.2026) NOTICE FROM THE GOVERNMENT OF THE HELLENIC REPUBLIC CONCERNING INTERNATIONAL PUBLIC CALL FOR TENDERS  (Ref. No. 35059/6.5.2026) ON THE GRANTING OF PROSPECTION AUTHORISATIONS  FOR THE ACQUISITION AND PROCESSING OF NON- EXCLUSIVE SEISMIC DATA WITHIN MARITIME AREAS IN WESTERN AND SOUTHERN GREECE.

The present public tender procedure shall be conducted exclusively through the eSOURCE application (web portal: https://www.marketsite.gr/) of ENTERSOFTONE company, in whose electronic procurement system interested parties must register by following the relevant registration process (provided free of charge).

TENDER CODE: orgclu73jpm54-017174.

Submission Deadline: 09/11/2026, 23:50:00

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