This will be an open tender process and will be conducted through Ε.Σ.Η.ΔΗ.Σ. (no. 381763, 381764, 381765 & 381766) (URL: www.promitheus.gov.gr).
The deadline for receipt of offers is 23/12/2025, Tuesday at 11:00, Athens’s time.
For more information, see the attached documents in Greek, in the link above.