| Date | Contract | Suppliers | Procedure | Awarded |
|---|---|---|---|---|
| 2020-05-15 | An Daingean Fishery Harbour Centre Water Meter Installation - Electrical Works | Tiernan Engineering Ltd. | Open Procedure | — |
| 2018-07-19 | Provision and Upgrade of Electrical Infrastructure Phase 2 | Tiernan Engineering Ltd. | Open Procedure | — |
| 2017-10-05 | Provision & Upgrade of Electrical Infrastructure at Blackrock Pier & Landing Pier, Killybegs Fishery Harbour Centre (FHC) - Phase 1 | Tiernan Engineering Ltd. | Open Procedure | — |
| 2016-09-22 | Killybegs Fishery Harbour Centre - Blackrock Pier Electrical Upgrading Works | Tiernan Engineering Ltd. | Open Procedure | — |
| 2015-11-04 | Killybegs F.H.C - Shipyard Electrical Upgrading | Tiernan Engineering Ltd. | Open Procedure | — |