| Date | Contract | Suppliers | Procedure | Awarded |
|---|---|---|---|---|
| 2023-05-14 | Supply, Installation, Commissioning and Maintenance of Doppler VHF Omnidirectional Radio Range (DVOR) and Distance Measuring Equipment (DME) TED | Systems Interface Ltd | Open Procedure | — |
| 2022-06-03 | Supply, Installation and Commissioning of Doppler VHF Omnidirectional Radio Range (DVOR) and Distance Measuring Equipment (DME) TED | framework · 2 GECI ESPAÑOLA SA, Systems Interface Ltd |
Open Procedure | — |
| 2021-09-23 | Supply, Installation & Commissioning of DVOR and DME TED | Systems Interface Ltd | Open Procedure | — |
| 2019-09-20 | Non Directional Beacon (NDB) and Distance Measuring Equipment (DME) at Gormanston (GMN) for the Irish Air Corps TED | Systems Interface Ltd | Open Procedure | — |