| Date | Contract | Suppliers | Procedure | Awarded |
|---|---|---|---|---|
| 2025-07-07 | NSAI - Caesium primary frequency standard | — | Open Procedure | — |
| 2023-10-27 | NSAI - NML -Caesium Primary Frequency Standard TED | — | Open Procedure | €90k |
| 2019-08-26 | NSAI - NML POWER CALIBRATOR | — | Open Procedure | — |
| 2019-07-15 | NSAI - NML -Caesium Primary Frequency Standard | — | Open Procedure | — |
| 2018-10-09 | NSAI - NML -Josephson Array Voltage Standard | — | Open Procedure | — |