Largest listed companies whose headquarters are in Ireland (57 companies ranked), by market capitalization, with their revenue and net income for the 2025 fiscal year.
| # | Enterprise | Market | Sector | Market cap (USD) | Turnover 2025 | Net income 2025 |
|---|---|---|---|---|---|---|
| 1 | Accenture plcACN | 🇮🇪Europe | Technology | 158,03 billion $ | 69,67 billion $ | 7,68 billion $ |
| 2 | Seagate Technology Holdings plcSTX | 🇮🇪Europe | Technology | 146,57 billion $ | 9,10 billion $ | 1,47 billion $ |
| 3 | Eaton Corporation plcETN | 🇮🇪Europe | Industrials | 143,70 billion $ | 27,45 billion $ | 4,09 billion $ |
| 4 | Medtronic plcMDT | 🇮🇪Europe | Healthcare | 123,49 billion $ | 33,54 billion $ | 4,66 billion $ |
| 5 | PDD Holdings Inc.PDD | 🇮🇪Europe | Consumer Cyclical | 111,89 billion $ | 64,90 billion $ | 14,70 billion $ |
| 6 | Johnson Controls International plcJCI | 🇮🇪Europe | Industrials | 90,27 billion $ | 23,60 billion $ | 3,29 billion $ |
| 7 | Trane Technologies plcTT | 🇮🇪Europe | Industrials | 89,75 billion $ | 21,32 billion $ | 2,92 billion $ |
| 8 | Aon plcAON | 🇮🇪Europe | Financial Services | 68,24 billion $ | 17,18 billion $ | 3,69 billion $ |
| 9 | CRH plcCRH | 🇮🇪Europe | Basic Materials | 60,41 billion $ | 37,45 billion $ | 3,75 billion $ |
| 10 | Experian plcEXPGY | 🇮🇪Europe | Industrials | 35,40 billion $ | 7,63 billion $ | 1,18 billion $ |
| 11 | Ryanair Holdings plcRYAOF | 🇺🇸United States | Industrials | 30,63 billion $ | 15,60 billion $ | 1,80 billion $ |
| 12 | AIB Group plcAIBGY | 🇮🇪Europe | Financial Services | 25,27 billion $ | 6,52 billion $ | 2,39 billion $ |
| 13 | AerCap Holdings N.V.AER | 🇮🇪Europe | Industrials | 24,48 billion $ | 8,19 billion $ | 3,75 billion $ |
| 14 | Smurfit Westrock PlcSW | 🇮🇪Europe | Consumer Cyclical | 22,60 billion $ | 31,18 billion $ | 699,0 M$ |
| 15 | STERIS plcSTE | 🇺🇸United States | Healthcare | 22,14 billion $ | 5,46 billion $ | 614,6 M$ |
| 16 | Kingspan Group plcKGSPY | 🇮🇪Europe | Industrials | 19,67 billion $ | 10,29 billion $ | 750,7 M$ |
| 17 | Bank of Ireland Group plcBKRIY | 🇮🇪Europe | Financial Services | 19,55 billion $ | 8,03 billion $ | 1,34 billion $ |
| 18 | Kerry Group plcKRYAF | 🇮🇪Europe | Consumer Defensive | 17,00 billion $ | 7,56 billion $ | 736,5 M$ |
| 19 | ICON Public Limited CompanyICLR | 🇮🇪Europe | Healthcare | 16,31 billion $ | 8,25 billion $ | 229,3 M$ |
| 20 | Allegion plcALLE | 🇮🇪Europe | Industrials | 15,85 billion $ | 4,07 billion $ | 643,8 M$ |
| 21 | James Hardie Industries plcJHX | 🇮🇪Europe | Basic Materials | 15,81 billion $ | 3,88 billion $ | 424,0 M$ |
| 22 | Flutter Entertainment plcFLUT | 🇮🇪Europe | Consumer Cyclical | 14,33 billion $ | 16,38 billion $ | -380,0 M$ |
| 23 | Jazz Pharmaceuticals plcJAZZ | 🇮🇪Europe | Healthcare | 14,02 billion $ | 4,27 billion $ | -356,1 M$ |
| 24 | Aptiv PLCAPTV | 🇮🇪Europe | Consumer Cyclical | 9,12 billion $ | 20,40 billion $ | 165,0 M$ |
| 25 | Alkermes plcALKS | 🇮🇪Europe | Healthcare | 7,61 billion $ | 1,48 billion $ | 241,7 M$ |
| 26 | DCC plcDCCPF | 🇮🇪Europe | Energy | 7,31 billion $ | 24,12 billion $ | 276,6 M$ |
| 27 | Glanbia plcGLAPY | 🇮🇪Europe | Consumer Defensive | 5,61 billion $ | 4,11 billion $ | 190,8 M$ |
| 28 | Navitas Semiconductor CorporationNVTS | 🇮🇪Europe | Technology | 2,21 billion $ | 45,9 M$ | -117,0 M$ |
| 29 | Perrigo Company plcPRGO | 🇮🇪Europe | Healthcare | 2,18 billion $ | 4,25 billion $ | -1,43 billion $ |
| 30 | Grafton Group plcGROUF | 🇮🇪Europe | Industrials | 2,06 billion $ | 3,37 billion $ | 182,9 M$ |
| 31 | Greencore Group plcGNCGY | 🇮🇪Europe | Consumer Defensive | 1,92 billion $ | 2,61 billion $ | 77,1 M$ |
| 32 | Cairn Homes plcCRN.L | 🇬🇧United Kingdom | Consumer Cyclical | 1,90 billion $1,42 Bn£ | 1,06 billion $ | 148,4 M$ |
| 33 | Permanent TSB Group Holdings plcILPMY | 🇺🇸United States | Financial Services | 1,83 billion $ | 1,00 billion $ | 127,5 M$ |
| 34 | Glenveagh Properties PLCGLVHF | 🇮🇪Europe | Consumer Cyclical | 1,47 billion $ | 1,04 billion $ | 120,4 M$ |
| 35 | Cimpress plcCMPR | 🇮🇪Europe | Communication Services | 1,40 billion $ | 3,40 billion $ | 15,0 M$ |
| 36 | Irish Continental Group plcIRCUF | 🇮🇪Europe | Industrials | 1,33 billion $ | 745,6 M$ | 83,8 M$ |
| 37 | Adient plcADNT | 🇮🇪Europe | Consumer Cyclical | 1,31 billion $ | 14,54 billion $ | -281,0 M$ |
| 38 | Dole plcDOLE | 🇮🇪Europe | Consumer Defensive | 1,23 billion $ | 9,17 billion $ | 66,0 M$ |
| 39 | Cosmo Pharmaceuticals N.V.CMOPF | 🇮🇪Europe | Healthcare | 1,17 billion $ | 117,3 M$ | -4,1 M$ |
| 40 | Uniphar plcUPR.L | 🇮🇪Europe | Healthcare | 1,16 billion $869,6 M£ | 3,44 billion $ | 57,1 M$ |
| 41 | Greencoat Renewables PLCGRP.L | 🇮🇪Europe | Utilities | 959,2 M$857,7 M€ | 138,5 M$ | -58,6 M$ |
| 42 | FBD Holdings plcEG7.IR | 🇮🇪Europe | Financial Services | 784,0 M$701,0 M€ | 565,4 M$ | 52,7 M$ |
| 43 | FINEOS Corporation Holdings plcFNCHF | 🇮🇪Europe | Technology | 745,3 M$ | 149,0 M$ | -6,5 M$ |
| 44 | Irish Residential Properties REIT PlcRSHPF | 🇮🇪Europe | Real Estate | 739,5 M$ | 106,5 M$ | 55,6 M$ |
| 45 | ADS-TEC Energy PLCADSE | 🇮🇪Europe | Industrials | 739,1 M$ | 35,3 M$ | -61,7 M$ |
| 46 | Origin Enterprises plcORENF | 🇮🇪Europe | Consumer Defensive | 567,5 M$ | 2,36 billion $ | 59,0 M$ |
| 47 | C&C Group plcCCGPY | 🇮🇪Europe | Consumer Defensive | 509,7 M$ | 1,86 billion $ | 15,2 M$ |
| 48 | Prothena Corporation plcPRTA | 🇮🇪Europe | Healthcare | 434,8 M$ | 9,7 M$ | -244,1 M$ |
| 49 | Kenmare Resources plcKMRPF | 🇮🇪Europe | Basic Materials | 283,7 M$ | 335,5 M$ | -331,9 M$ |
| 50 | Amarin Corporation plcAMRN | 🇮🇪Europe | Healthcare | 250,5 M$ | 213,6 M$ | -38,8 M$ |
| 51 | Mincon Group plcMIO.IR | 🇮🇪Europe | Industrials | 228,1 M$204,0 M€ | 166,3 M$ | 6,2 M$ |
| 52 | Hostelworld Group plcHSWLF | 🇮🇪Europe | Consumer Cyclical | 154,8 M$ | 104,9 M$ | 7,8 M$ |
| 53 | Aminex PLCAEXFF | 🇮🇪Europe | Energy | 135,5 M$ | 49 000 $ | -5,0 M$ |
| 54 | Trinity Biotech plcTRIB | 🇮🇪Europe | Healthcare | 126,8 M$ | 43,8 M$ | -37,4 M$ |
| 55 | Oneview Healthcare PLCONVVF | 🇮🇪Europe | Healthcare | 125,9 M$ | 13,3 M$ | -14,0 M$ |
| 56 | Brera Holdings PLCSLMT | 🇮🇪Europe | Financial Services | 26,6 M$ | 4,8 M$ | -404,1 M$ |
| 57 | Fusion Fuel Green PLCHTOO | 🇮🇪Europe | Utilities | 12,8 M$ | 15,5 M$ | -1,8 M$ |
⚠ Ranking provided for information purposes, based on public data. It does not constitute investment advice. Values may contain source errors and change with financial publications.