| Redevelopment of Ceannt Station, Galway | Iarnród Eireann-Irish Rail | BAM Building Limited | | €42,399,123 |
| Provision Of Contact Centre Services Including Associated Software SolutionsCompetitive Procedure With Negotiation | National Transport Authority | Capita Customer Solutions Limited | | €42,000,000 |
| Request for Tenders for the Provision of Childcare Legal Services to The Child and Family Agency (Tusla)Open Procedure | Tusla Child and Family Agency | ByrneWallace LLP and 8 others | | €40,086,400 |
| 23/062 - Legal Services Panel | Uisce Éireann | Lot 1: All Legal Services McCann Fitzgerald LLP Mason Hayes and Curran LLP Arthur Cox LLP Philip Lee LLP Eversheds Sutherland LLP and 3 others | | €40,040,000 |
| 23/062 - Legal Services PanelOpen Procedure | Uisce Éireann | ByrneWallace LLP and 3 others | | €40,040,000 |
| MLS for the provision of Biochemistry Services at UHW, SLK, TippUH and WGH | Health Service Executive (HSE) | Roche Diagnostics Limited | | €40,000,000 |
| MMP068F-18 - RFT for the Provision of Media Strategy, Planning and Buying Services for Department of the Taoiseach on behalf of the Government of IrelandDirect Invite – Mini-Competition | Department of the Taoiseach | Spark Foundry | | €40,000,000 |
| Security Services for the Central Bank of Ireland (ref: 2023P166)Restricted Procedure | Central Bank of Ireland | Convergint Technologies Ireland Limited | | €40,000,000 |
| MC for X64 Compute (Servers) and Storage Devices (Backup Devices) for HEAnetDirect Invite – Mini-Competition | Asiera CLG | PFH Technology Group Limited | | €40,000,000 |
| Civil Balance of Plant for Derrinlough Wind FarmCompetitive Procedure With Negotiation | Bord na Móna PLC | BAM Contractors Limited | | €40,000,000 |
| IHW025F-3-036 Mini-competition for personal and notebook computers for HEAnet (Personal & Notebook Computers Lot 3 - mini-competitions).Direct Invite – Mini-Competition | HEAnet CLG | Dell Products Unlimited Company | | €40,000,000 |
| SRFT for Media Strategy, Planning and Buying Services for Department of the TaoiseachDirect Invite – Mini-Competition | Department of the Taoiseach | PHD Ireland | | €40,000,000 |
| Strategic Media Agency ServicesRestricted Procedure | Fáilte Ireland-National Tourism Development Authority | Mindshare Media Ireland Limited | | €40,000,000 |
| Recombinant Coagulation Factor VIIIOpen Procedure | St James's Hospital | Swedish Orphan Biovitrum Ltd (Sobi Ltd),.,.,.,.,.,.,.,.,.,.,., | | €40,000,000 |
| ITT for Quality and Sustainable Assurance SchemesOpen Procedure | Bord Bia (Irish Food Board) | Agridata Limited and 2 others | | €40,000,000 |
| The Supply of Microsoft Licencing Solution Partner ServicesOpen Procedure | The Office of Government Procurement | Bt Plc and 5 others | | €40,000,000 |
| SRRRP B11 PackageDirect Invite – Mini-Competition | Department of Education and Skills (not active) | John Sisk & Son (Holdings) Limited | | €39,981,451 |
| DBO/0014 Wexford Main Drainage Scheme | Uisce Éireann | Murphy Process Engineering Limited | | €39,558,799 |
| Est Constr Surgical Hub at Merlin Park University Hospital Galway | Health Service Executive (HSE) | John Sisk & Son (Holdings) Limited | | €38,415,300 |
| Est Constr Surgical Hub at Merlin Park University Hospital GalwayRestricted Procedure | Health Service Executive (HSE) | John Sisk & Son (Holdings) Limited | | €38,415,300 |
| PROJOOOOO8401 - Multi Disciplinary Legal Services for the HSEDirect Invite – Mini-Competition | Health Service Executive | Beauchamps LLP; ByrneWallace LLP; Comyn Kelleher Tobin LLP; Philip Lee LLP | | €38,400,000 |
| DS3 System Services - Volume CappedCompetitive Procedure With Negotiation | EirGrid plc | Grid System Services Limited and ScottishPower Renewables (UK) Ltd Deactivated | | €38,400,000 |
| Cleaning Services for HSE Health Facilities in Galway CityOpen Procedure | Health Service Executive (HSE) | Momentum Support | | €37,548,576 |
| Request for Tender for The Provision of Catering and Hospitality Services to Education Training Board Training Centres | Cork Education and Training Board | Campbell Catering Limited | | €37,400,000 |
| PLI116F-028 Proj000008979 SRFT for Insurance Brokerage and Placement Services for the IIMGDirect Invite – Mini-Competition | The Office of Government Procurement | Marsh Ireland Brokers Limited | | €37,000,000 |