| 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 |
| A contractor to provide building works and PSCS services for the fitout of Fitzwilliam 27 (Building B) at ESB site at Lower Fitzwilliam Street, Dublin 2 - ESB REF: SS/CON/3633Open Procedure | Electricity Supply Board ( ESB ) | Walls Construction Limited | | €49,000,000 |
| Mini Competition for the Supply of Natural Gas to Education Sector (Primary and Secondary Schools, the Third Level Sector, and the Education and Training Board (ETB) Sector)Direct Invite – Mini-Competition | The Office of Government Procurement | SSE Airtricity Limited | | €49,000,000 |
| SRFT8 - Mini Competition for the Supply of Metered Electricity to The University SectorDirect Invite – Mini-Competition | The Office of Government Procurement | Electric Ireland | | €48,500,000 |
| RFT 190146 - 2902 - Tallaght Apartments; Design and Build contract for the construction of 131 Apartments at Cookstown Link Road Tallaght, Co. Dublin | South Dublin County Council | J.J. Rhatigan & Company Unlimited Company | | €47,854,828 |
| Supply of Electricity to Regional Education & Training Boards (ETBs) Institutes of Technology and Colleges.Direct Invite – Mini-Competition | The Office of Government Procurement | SSE Airtricity Limited | | €47,800,000 |
| Residential Development at Brawny Road Lissywollen Athlone Westmeath | Westmeath County Council | Garrycastle Homes Limited | | €47,511,646 |
| E3 Learning Foundry Main Contractor Works for Trinity College Dublin, the University of DublinRestricted Procedure | Trinity College Dublin the University of Dublin | J.J. Rhatigan & Company Unlimited Company | | €47,467,296 |
| RFT for the provision of Contracted Public Employment Services for people with disabilitiesOpen Procedure | Department of Social Protection | K/C.a.S.E.S. and 17 others | | €47,105,000 |
| Provision of Facilities Management Services | Central Bank of Ireland | Sodexo Ireland Limited | | €46,500,000 |
| The Operation of Public Bus Passenger Services on Certain Dublin Commuter RoutesCompetitive Procedure With Negotiation | National Transport Authority | The Go-Ahead Group plc | | €46,469,204 |
| MMP068F – 07 - RFT for Media Strategy, Planning, and Buying Services for the HSE. | The Office of Government Procurement | Spark Foundry | | €46,200,000 |
| CFT 2551819 ISW023F-1-003 PROJ000009252 Mini-Competition for Microsoft Solution Renewals and Associated Services for TuslaDirect Invite – Mini-Competition | Tusla Child and Family Agency | SoftwareONE | | €45,912,575 |
| Mini Competition for Supply of Natural Gas to Central Government, Local Authority and Security SectorDirect Invite – Mini-Competition | Department of Public Expenditure and Reform | Bord Gais Energy Limited | | €45,167,402 |
| MC202505 Strategic Media Planning and Buying ServicesRestricted Procedure | Fáilte Ireland-National Tourism Development Authority | Spark Foundry | | €45,000,000 |
| Mini Competition for Microsoft Licensing Services for An Garda SiochanaDirect Invite – Mini-Competition | An Garda Síochána | Micromail Limited | | €45,000,000 |
| Supply of Electricity to CIECompetitive Procedure With Negotiation | Iarnród Eireann-Irish Rail | Electric Ireland | | €44,700,000 |
| Mini Competition for Mobile Voice and Data Services for An Garda SiochanaDirect Invite – Mini-Competition | An Garda Síochána | eir business | | €44,500,000 |
| Works Contractor for the Restoration and Interpretation of Westport House and EstateRestricted Procedure | Inishoo Management Ltd | Conack Construction Unlimited Company | | €43,995,680 |
| Mini-competition for the Supply of Natural Gas to Central Government, Local Authority and Security Services SectorDirect Invite – Mini-Competition | The Office of Government Procurement | Bord Gais Energy Limited | | €43,779,077 |
| CfT 5717983 Contract for Redevelopment of St. Anne's Court, Raheny | Dublin City Council | Purcell Construction Limited | | €43,562,654 |
| St. Colman's Hospital, Rathdrum, Co. WicklowRestricted Procedure | Health Service Executive (HSE) | Conack Construction Unlimited Company | | €43,420,617 |
| SRFT1 - Mini-Competition for the Supply of Electricity to the Security Services & EducationTraining BoardsDirect Invite – Mini-Competition | The Office of Government Procurement | Energia Customer Solutions Limited | | €43,000,000 |
| Clonmel Garda District HQ – Main ContractorRestricted Procedure | Office of Public Works (OPW) | Duggan Brothers Limited | | €42,696,037 |
| Direct award of contracts for the provision of Accommodation and ancillary services for refugees arriving in Ireland as a result of the Ukrainian conflict - Q1 2024 | Department of Children, Equality, Disability, Integration and Youth | Failte Asset Holdings Limited and 14 others | | €42,490,402 |