| Environmental, Statutory Planning and Transport Assessment Consultancy Services for BusConnects Infrastructure Cork ProgrammeOpen Procedure | National Transport Authority | Jacobs Engineering Ireland Limited | | €25,000,000 |
| DNA Extraction and Genotyping Services to Support the ICBF’s Requirements for Both Dairy and Beef CattleOpen Procedure | Irish Cattle Breeding Federation | Weatherbys Ireland Limited | | €24,500,000 |
| 22-007 – ITT for Main ContractorOpen Procedure | Louth and Meath Education and Training Board 1384 | Ganson Ltd. | | €24,349,903 |
| Design and Build of Proposed Social Housing Development consisting of 69 housing units and Community Facility on a site located off Balgaddy Road, Lucan, Co. DublinOpen Procedure | South Dublin County Council | Cunningham Contracts IRE Ltd | | €23,698,400 |
| New Student Centre Completion Contract 2022 at ULRestricted Procedure | University of Limerick | Monami Construction Limited | | €22,869,000 |
| ITT for Media Buying ServicesOpen Procedure | Bord Bia (Irish Food Board) | Mindshare Media Ireland Limited | | €22,500,000 |
| Construction of 84 new residential units at Gort na Glaise, Farganstown, Navan, Co. MeathRestricted Procedure | Meath County Council | Andrews Construction Limited | | €22,396,337 |
| MC for Laundry Services for HSE CHO Area 4Direct Invite – Mini-Competition | Health Service Executive (HSE) | Berendsen Ireland | | €21,965,700 |
| MetroLink - Advanced Works Engineering DesignersDirect Invite – Mini-Competition | Transport Infrastructure Ireland (TII) | Atkins | | €21,385,880 |
| Construction of a new three-storey post-primary school buildingRestricted Procedure | Scoil Mhuire Gan Smal (Blarney) | MMD Construction (Cork) Limited | | €21,371,978 |
| Marine Gas OilOpen Procedure | Irish Naval Service | Circle K Ireland Energy Limited | | €20,000,000 |
| Tender for N55 Corduff to South of Killydoon Realignment Scheme, Section B for Cavan County Council.Open Procedure | Cavan County Council | Clare Civil Engineering Co Ltd | | €19,834,318 |
| MC for the provision of Lot 8 consultancy services in the areas of organisational change management and transformation for An Garda SíochánaDirect Invite – Mini-Competition | An Garda Síochána | Grant Thornton | | €19,500,000 |
| Social Housing Project at Whitestown Way, Tallaght, Dublin 24. Construction of 81no. apartments.Restricted Procedure | Clúid Housing Association | Cunningham Contracts IRE Ltd | | €18,989,400 |
| Tolling Advisory Support ServicesOpen Procedure | Transport Infrastructure Ireland (TII) | Arup | | €18,034,560 |
| Royal Canal Greenway Phase 3Open Procedure | Dublin City Council | Jons Civil Engineering Company Limited | | €16,935,040 |
| Provision of Cleaning and Associated Services for the Mater Misericordiae University Hospital.Open Procedure | Mater Misericordiae University Hospital Ltd | Momentum Support | | €16,900,000 |
| Construction of new distributor road from Ongar to Barnhill Road, Dublin 15Restricted Procedure | Fingal County Council | BAM Contractors Limited | | €16,823,243 |
| Construction of 46 nr. units at St. Finbar's Court, Cabra, Dublin7.Direct Invite – Mini-Competition | Dublin City Council | Townlink Construction Limited | | €16,296,630 |
| Request for Tenders for the provision of Enterprise Solutions for IT Service Management, and IT Asset Discovery and Management, for An Garda SíochánaOpen Procedure | An Garda Síochána | Ernst and Young | | €16,000,000 |
| N16 Lugatober (Drumkilsellagh to Lugnagall) – Main Contract Works 2022Open Procedure | Sligo County Council | BAM Contractors Limited | | €15,937,418 |
| 42 Residential Units, Loughlinstown, co. DublinRestricted Procedure | Co-operative Housing Ireland | Randalswood Construction Limited | | €15,891,910 |
| Contract for Construction of Quayside Buildings, Custom House Quay, Dublin 1Restricted Procedure | Dublin City Council | Purcell Construction Limited | | €15,466,284 |
| Tender for the provision of Clinical Chemistry Core Lab,Haematinics and TDM services to St James’s Hospital DublinCompetitive Dialogue | St James's Hospital | Abbott Diagnostics and Roche Diagnostics Limited | | €15,355,026 |
| Cash in Transit and Cash Supply ServicesCompetitive Procedure With Negotiation | An Post | Brinks Cash Ireland Ltd | | €15,000,000 |