GreeceGas pipeline valve and pig-trap stationsOpen Design, supply and construction of valve and pig-trap stations for the Karperi–Komotini gas pipeline project ΔΙΑΧΕΙΡΙΣΤΗΣ ΕΘΝΙΚΟΥ ΣΥΣΤΗΜΑΤΟΣ ΦΥΣΙΚΟΥ ΑΕΡΙΟΥ (ΔΕΣΦΑ) Α.Ε. Submission deadline November 12, 2026 at 10:00 AM UTC Contract value €15,000,000