Thales is a long-standing partner of the Hellenic Air Force, Hellenic Navy and Hellenic Army.

The Mirage 2000 and Mirage 2000-5 combat aircraft in service with the Hellenic Air Force are equipped with Thales avionics systems. Thales has also supplied Crotale air defence systems to the Air Force.

In the Naval domain, surface vessels in service are equipped with Thales electronic combat systems, self-defence and communication systems.

In the Land domain, Thales has provided PR4G tactical radios, surveillance radars and optronic systems to the Army.