| HSE 21246 - National Shared Care Record for the Health Service Executive (HSE)Competitive Dialogue | Health Service Executive (HSE) | Ernst and Young_86592_(Main Account) | | €81,711,000 |
| DBO/0081 Limerick Main Drainage Long Term Operate & Maintenance Contract | Uisce Éireann | Ward & Burke Ltd | | €80,576,531 |
| ITC015F -01-021 SRFT for Mobile Voice and Data Communications for the HSEDirect Invite – Mini-Competition | Health Service Executive | Three Ireland (Hutchison) Ltd; Vodafone | | €79,180,000 |
| Core ICT Infrastructure for Children's Health Ireland | Health Service Executive (HSE) | Telefonica Tech Ireland Limited | | €75,000,000 |
| FCC/237/24 - Development Partner for the Developed Design, Construction, Delivery and Sale of a mixed tenure development at Mooretown, Swords, Co. DublinRestricted Procedure | Fingal County Council | Glenveagh Living Limited | | €52,893,000 |
| CFT5188813 ISW023F-1-025-PROJ000010050 Mini-Competition for Microsoft Solution Renewals and Associated Services for Department of JusticeDirect Invite – Mini-Competition | Department of Justice, Home Affairs and Migration | Softcat PLC | | €52,124,010 |
| 8269 - Provision of On Board Catering Services to Irish Rail for Republic of Ireland Services and the Dublin to Belfast Service | Iarnród Eireann-Irish Rail | CCSL - (Corporate Catering Services Ltd) | | €51,965,116 |
| 8269 - Provision of On Board Catering Services to Irish Rail for Republic of Ireland Services and the Dublin to Belfast ServiceCompetitive Procedure With Negotiation | Iarnród Eireann-Irish Rail | CCSL - (Corporate Catering Services Ltd) | | €51,616,111 |
| 8947 - Provision of Security ServicesCompetitive Procedure With Negotiation | Iarnród Eireann-Irish Rail | Bidvest Noonan (Roi) Limited | | €49,903,367 |
| Works Contractor and PSCS for University of Galway Learning CommonsRestricted Procedure | University of Galway (ID 1400) | J.J. Rhatigan & Company Unlimited Company | | €49,652,044 |
| Residential Development at Brawny Road Lissywollen Athlone Westmeath | Westmeath County Council | Garrycastle Homes Limited | | €47,511,646 |
| MC202505 Strategic Media Planning and Buying ServicesRestricted Procedure | Fáilte Ireland-National Tourism Development Authority | Spark Foundry | | €45,000,000 |
| St. Colman's Hospital, Rathdrum, Co. WicklowRestricted Procedure | Health Service Executive (HSE) | Conack Construction Unlimited Company | | €43,420,617 |
| Clonmel Garda District HQ – Main ContractorRestricted Procedure | Office of Public Works (OPW) | Duggan Brothers Limited | | €42,696,037 |
| 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 |
| 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 |
| DBO/0014 Wexford Main Drainage Scheme | Uisce Éireann | Murphy Process Engineering Limited | | €39,558,799 |
| Cleaning Services for HSE Health Facilities in Galway CityOpen Procedure | Health Service Executive (HSE) | Momentum Support | | €37,548,576 |
| IPS017F-02-014-PROJ000010275-MC for External ICT Technical Support Services (Teams of Resources) for Department of Agriculture, Food and the MarineDirect Invite – Mini-Competition | Department of Agriculture Food and the Marine | VERSION1 Software Limited | | €36,000,000 |
| DDB-Development Agreement and Stage Payments - Social Housing Schemes in Co. LimerickOpen Procedure | Clúid Housing Association | Voyage Property Limited | | €35,915,146 |
| CFT 3974930 Contract for Restoration, Refurbishment, auxiliary building works and landscaping associated with the redevelopment of the Fruit and Vegetable Market Building St Michan's Street Dublin 7 | Dublin City Council | Purcell Construction Limited | | €35,724,511 |
| This is a Modification Notice for a Catering Services Concession | Horse Racing Ireland (HRI) | Fitzers Catering Limited (now acquired by Levy Ireland Limited) | | €35,400,000 |
| SRFT for the provision of the Microsoft Solution Renewals and Associated Services for the Department of Public Expenditure, NDP Delivery and Reform for a drawdown under a Microsoft Select AgreementDirect Invite – Mini-Competition | Office of the Government Chief Information Officer | CDW Limited | | €33,470,421 |