D20/CON/004 - Minipillars Check valueESB Networks Byrne-Mech Limited and 2 others 2026-10-08 €36,900,000,000 24/006 - The Provision of Network Services and Works To Gas Networks Ireland Gas Networks Ireland GMC Civil & Mechanical Engineering Limited and Murphy International Limited 2026-09-29 €889,098,321 The delivery, installation, commissioning, and maintenance of five Dual Polarisation Weather Radars Systems Open Procedure Met Eireann Vaisala Oyj 2026-01-30 €816,438,300 TII400 Luas Operations and Maintenance Contract Transport Infrastructure Ireland (TII) Keolis (UK) Limited 2026-09-02 €718,979,302 TII400 Luas Operations and Maintenance Contract Competitive Procedure With Negotiation Transport Infrastructure Ireland (TII) Keolis (UK) Limited 2026-04-14 €718,979,302 24-018Q-015 Electricity supply: Pool Price PassThru Uisce Éireann SSE Airtricity Limited 2026-03-30 €500,000,000 23-023Q-004F National Water Resilience Pipeline Installation & Associated Works Programme Uisce Éireann Mallwood Limited and 2 others 2026-07-22 €309,000,000 RFT for the provision of Cash Payment Services Open Procedure Department of Social Protection An Post 2026-01-22 €261,100,000 D20/CON/1056 Electricity Supply Board JiangSu Huapeng Transformer Co.ltd. BDBA JSHP Transformer and 7 others 2026-07-09 €244,000,000 9068 Contract for the Operation and Maintenance of the On Track Machine (OTM) Fleet and Permanent Way Engineering Trains Competitive Procedure With Negotiation Iarnród Eireann-Irish Rail Rhomberg Sersa Ireland Limited 2026-07-22 €165,000,000 8729 Supply and Delivery of Level Crossing CCTV Camera Pole Competitive Procedure With Negotiation Iarnród Eireann-Irish Rail Altron Communications 2026-02-13 €145,344,400 ENQEIR966 - DS3 System Services – Volume Uncapped – Gate 13 EirGrid plc Sundew Solar Designated Activity Company and 7 others 2026-09-02 €140,500,000 9337 GSM-R Phase 4 Civils Works Package 2 Direct Invite – Mini-Competition Iarnród Eireann-Irish Rail Pod-Trak Infrastructure Limited 2026-02-16 €129,992,647 MP2 Works at Berth 52 and 53 at Dublin Port Dublin Port Company Wills Bros Limited 2026-04-20 €128,706,500 Provision of supply of Natural Gas to the HSE and Health Sector Direct Invite – Mini-Competition The Office of Government Procurement Bord Gais Energy Limited 2026-03-05 €124,714,946 IFM Lot 1, Lot 2 and Lot 3 Electricity Supply Board ( ESB ) Sodexo Ireland Limited and 2 others 2026-02-11 €120,000,000 Stand Alone Contract Award Notice for Tyndall North University College Cork John Sisk & Son (Holdings) Limited 2026-09-02 €111,989,689 Provision of electricity Supply for the Government Departments and Security Services UEL005F 32 The Office of Government Procurement Energia 2026-09-15 €103,520,982 Aggregated Mini-Competition (AMC), under DPS, for the Provision of Natural Gas Supply to the HSE and Health Sector UGF016F-2 Direct Invite – Mini-Competition The Office of Government Procurement Bord Gais Energy Limited 2026-06-08 €101,869,580 P20039: Building Design Services Frameworks daa plc Ryan and Lamb Architects Limited and 7 others 2026-08-11 €100,000,000 Aggregated Mini-Competition (AMC), under DPS, for the Provision of Natural Gas Supply to the Education Sector UGF016F-3 Direct Invite – Mini-Competition The Office of Government Procurement SSE Airtricity Limited 2026-06-08 €94,208,697 Stand Alone CAN for CFT 3167264 - Development Agreement with Stage Payments-DDB - Social Housing Schemes in Dublin 2024 Lot 4 Clúid Housing Association Castlethorn Developments Luttrellstown Limited 2026-06-03 €91,511,060 Provision of Microsoft LSP Services Direct Invite – Mini-Competition Office of the Revenue Commissioners CDW Limited 2026-02-24 €85,972,481 Provision of Electricity Supply to the Government Agencies and Bodies in Ireland Direct Invite – Mini-Competition The Office of Government Procurement Electric Ireland 2026-02-03 €85,133,810 D20/CON/1052 Electricity Supply Board Powercomm Engineering Limited and 3 others 2026-02-23 €80,000,000