| Mini Competition for the Provision of Lot 8 Commercial Cleaning Services to Dublin City University.Direct Invite – Mini-Competition | The Office of Government Procurement | ISS Facility Services | | €7,537,848 |
| Remote Sensing Controls of Area-based Schemes and the Land Parcel Identification System (LPIS) Rebuild ProjectOpen Procedure | Department of Agriculture Food and the Marine | Icon Geo | | €7,500,000 |
| Supply and Delivery of Hydrofluosilicic Acid 10.9% (HFSA) to the HSEOpen Procedure | Health Service Executive (HSE) | Chemifloc Limited | | €7,500,000 |
| (1) Irish-medium B.Ed. (Primary Teaching) ITE programme and (2) M.Ed. in Irish-medium & Gaeltacht Education for primary and post-primary teachers including principals.Open Procedure | The Office of Government Procurement | Marino Institute of Education and Mary Immaculate College | | €7,317,600 |
| The Local and Regional Roads Pavement surfacing works 2018Open Procedure | Monaghan County Council | Gibson Bros (Ireland) Limited | | €6,799,998 |
| Project Delivery of Transportation Proposals for Waterford CityCompetitive Dialogue | Waterford City and County Council | Roughan and O'Donovan Limited | | €6,752,442 |
| Construction of 43 Houses at Plas Lorcain, Latlorcan, Monaghan, Co. MonaghanOpen Procedure | Monaghan County Council | Geda Construction | | €6,280,160 |
| Cleaning of BusesCompetitive Procedure With Negotiation | Bus Eireann/Irish Bus | Bidvest Noonan (Roi) Limited | | €6,250,000 |
| Mini Competition for Lot 5: Servers, Associated Equipment and Services for The Department of Public Expenditure and ReformDirect Invite – Mini-Competition | The Office of Government Procurement | Dell Products Unlimited Company | | €6,200,885 |
| Mini Competition for Lot 24 - The supply of Beef and Lamb to the Health Service Executive - Eastern (Dublin, Wicklow, Kildare)Direct Invite – Mini-Competition | The Office of Government Procurement | BWG Foods UC | | €6,000,002 |
| Mini Competition for Lot 24 - The supply of Beef and Lamb to the Health Service Executive - Eastern (Dublin, Wicklow, Kildare)Direct Invite – Mini-Competition | The Office of Government Procurement | heaney meats catering co ltd | | €6,000,002 |
| Mini Competition for Lot 24 - The supply of Beef and Lamb to the Health Service Executive - Eastern (Dublin, Wicklow, Kildare)Direct Invite – Mini-Competition | The Office of Government Procurement | O'Mahoney Meats Ltd | | €6,000,002 |
| MOP & MAM Metering ServicesOpen Procedure | Electricity Supply Board ( ESB ) | Magnum Utilities Limited | | €5,900,000 |
| Bridges Term Maintenance Contract No. 3Open Procedure | Transport Infrastructure Ireland (TII) | Cumnor Construction Limited and 2 others | | €5,870,164 |
| Provision of Onsite Executive ResourcesOpen Procedure | National Transport Authority | Ernst and Young | | €5,808,000 |
| RFT for the Provision of A Shared Payroll Solution for the ETB Sector.Open Procedure | The Office of Government Procurement | CoreHR | | €5,700,000 |
| Virology Instrumentation / Equipment and Test KitsOpen Procedure | Irish Blood Transfusion Service | Abbott Diagnostics | | €5,600,000 |
| Mini Competition for The Provision of Lot 2 Ambient Goods to The Defence ForcesDirect Invite – Mini-Competition | The Office of Government Procurement | Pallas Foods | | €5,400,000 |
| Construction of 33 housing units at Arcadia, Athlone, Co. Westmeath.Open Procedure | Westmeath County Council | Glenman Corporation Limited | | €5,297,403 |
| Provision of High Performance Compute Infrastructure on behalf of the Irish Centre for High End Computing (ICHEC) which is part of National University of Ireland, Galway.Open Procedure | The Office of Government Procurement | Intel Corporation (UK) Limited | | €5,276,686 |
| Nationwide Car Park Management ServicesCompetitive Procedure With Negotiation | Iarnród Eireann-Irish Rail | Apcoa Parking Ireland Limited | | €5,200,000 |
| Provision of Primary Care Services to the Irish Defence ForcesOpen Procedure | Irish Defence Forces | Advanced Medical Services (AMS) and 3 others | | €5,000,000 |
| Mini Competition for Commercial Cleaning Services under Lot 8 for National University of Ireland Galway (NUIG), St Angela’s College, Sligo and Shannon College of Hotel ManagementDirect Invite – Mini-Competition | The Office of Government Procurement | Grosvenor Services | | €4,859,929 |
| Provision of Residential Supports delivered by external service providers in HSE-owned or sourced premises in CHO 1.Open Procedure | Health Service Executive (HSE) | Inspire Wellbeing Company Limited by Guarantee and 2 others | | €4,800,000 |
| Lot 2 - Mini Competition for the Provision of Wide Area Connectivity Services for OGCIO (Cavan/Longford/Louth/Monaghan/Westmeath)Direct Invite – Mini-Competition | The Office of Government Procurement | eir business | | €4,580,520 |