| 1 | Microsoft Round Island One Unlimited Company | Ireland | Dublin 24 | 70 Sir John Rogerson'S Quay | Dublin | D02R296 | N/A | 2001 | $23,458,951,000 | 17 | N/A | N/A | 348353 |
| 2 | Oracle Research Company Unlimited Company | Ireland | Dublin | 70 Sir John Rogerson'S Quay | Dublin | D02 R296 | N/A | 2007 | $582,043,838 | 18 | N/A | N/A | 449614 |
| 3 | National Asset Management Agency Investment Designated Activity Company | Ireland | Dublin | Treasury Dock | Dublin | D01 A9T8 | ntma.***** | 2010 | $276,451,626 | 211 | N/A | N/A | 480243 |
| 4 | Ancestry Ireland Unlimited Company | Ireland | Dublin | 52/55 Sir John Rogersons Quay | Dublin | D02 NA07 | N/A | 2011 | $222,068,345 | 140 | N/A | N/A | 503335 |
| 5 | Tata Consultancy Services Ireland LIMITED | Ireland | Letterkenny | Letterkenny Business & Technology Park | Donegal | F92 W8CY | tcs.***** | 2020 | $172,563,931 | 840 | N/A | N/A | 683660 |
| 6 | Amdocs Tethys LIMITED | Ireland | Dublin | 6 Beckett Way | Dublin | N/A | N/A | 2018 | $121,386,496 | 2 | N/A | N/A | 634419 |
| 7 | Enbarr Education LIMITED | Ireland | Dublin | 1st Floor | Dublin | D04C5Y6 | N/A | 2022 | $120,142,957 | 2 | N/A | N/A | 726765 |
| 8 | Telemachus Investments LIMITED | Ireland | Dublin | 1st Floor Connaught House | Dublin | D04 C5Y6 | N/A | 2023 | $110,673,000 | 17 | N/A | N/A | 735930 |
| 9 | Amryt Pharmaceuticals Designated Activity Company | Ireland | Dublin | 45 Mespil Road | Dublin | D04 W2F1 | N/A | 2015 | $109,301,456 | 112 | N/A | N/A | 566448 |
| 10 | Groupon International LIMITED | Ireland | Dublin | Wework Central Plaza | Dublin | D02 EF64 | N/A | 2011 | $92,468,623 | 93 | N/A | N/A | 501358 |
| 11 | Gestifute International LIMITED | Ireland | Blanchardstown Corporate Park 1 | Suite 8 Providence House | N/A | D15R3NF | N/A | 2004 | $79,506,964 | 9 | N/A | N/A | 386618 |
| 12 | Verisure Arlo Europe Designated Activity Company | Ireland | Cork | Building 4100 | Cork | T12 AP97 | N/A | 2019 | $56,530,101 | 19 | N/A | N/A | 658538 |
| 13 | Spencer Stuart International Ireland, LIMITED | Ireland | Dublin 24 | Whitaker Court, Block C Second Floor | Dublin | N/A | N/A | 2015 | $56,184,013 | 63 | N/A | N/A | 565616 |
| 14 | Murgitroyd & Company LIMITED | Ireland | Dublin 24 | 2nd Floor | Dublin | D02 Y3C6 | murgitroyd.***** | 1993 | $54,707,965 | 229 | N/A | N/A | 904916 |
| 15 | Whg (ireland) Hotels Unlimited Company | Ireland | Dublin | South Bank House | Dublin | D04 TR29 | N/A | 2012 | $39,162,000 | 17 | N/A | N/A | 519111 |
| 16 | Felix Pharmaceuticals PVT LIMITED | Ireland | Dublin | 25-28 North Wall Quay | Dublin | D01 H104 | N/A | 2015 | $33,779,364 | 327 | N/A | N/A | 555453 |
| 17 | Cargurus Ireland LIMITED | Ireland | Dublin | 70 Sir John Rogerson'S Quay | Dublin | D02 R296 | N/A | 2016 | $32,193,361 | 72 | N/A | N/A | 576596 |
| 18 | Claims Funding Europe LIMITED | Ireland | Dublin | The Lennox Bldg | Dublin | D02 FK02 | claimsfundingeurope.***** | 2012 | $29,711,885 | 140 | N/A | N/A | 516019 |
| 19 | Dsquared2 Trademarks LIMITED | Ireland | Dun Laoghaire | 5th Floor, Block A the Atrium | Dublin | D18F5X2 | N/A | 2019 | $24,266,707 | 7 | N/A | N/A | 659716 |
| 20 | Xtralis Global Unlimited Company | Ireland | Dublin | Esb North Wall | Dublin | D01 A370 | N/A | 2012 | $23,504,000 | 2 | N/A | N/A | 515531 |
| 21 | Bantry Carriers LIMITED | Ireland | Bantry | The Square | Cork | P75 F596 | N/A | 1956 | $21,131,652 | 2 | N/A | N/A | 16094 |
| 22 | Hexacorp Irl LIMITED | Ireland | Dublin | 13-18 City Quay | Dublin | D02 ED70 | N/A | 2021 | $20,369,020 | 140 | N/A | N/A | 702572 |
| 23 | Iv International Licensing Unlimited Company | Ireland | Dublin | 1 Stokes Place | Dublin | D02 DE03 | N/A | 2010 | $17,994,669 | 6 | N/A | N/A | 485828 |
| 24 | Immersion Software Ireland LIMITED | Ireland | Dublin 13 | 3rd Floor Ulysses House | Dublin | D01W2T2 | N/A | 2011 | $17,575,381 | 3 | N/A | N/A | 505234 |
| 25 | Shannon Commercial Enterprises Designated Activity Company | Ireland | Shannon | Shannon Airport | Clare | N/A | N/A | 1959 | $16,250,216 | 21 | N/A | N/A | 17351 |
| 26 | Circol Elt Company LIMITED By Guarantee | Ireland | Dublin | The Link Business Centre Block G Calmount Park Unit G3 | Dublin | D12 V27X | N/A | 2015 | $15,115,561 | 14 | N/A | N/A | 565567 |
| 27 | Icbc International Leasing Company LIMITED | Ireland | Dublin | Grand Canal Square, | Dublin | D02 A342 | N/A | 2010 | $11,794,191 | 18 | N/A | N/A | 483636 |
| 28 | Circle Internet Financial Trading Company LIMITED | Ireland | Dublin | 70 Sir John Rogerson'S Quay | Dublin | D02R296 | N/A | 2014 | $8,402,127 | 37 | N/A | N/A | 540941 |
| 29 | Dye & Durham (ireland) LIMITED | Ireland | Dublin | Pentium House | Dublin | D20 PW58 | N/A | 1990 | $7,521,652 | 47 | N/A | N/A | 167773 |
| 30 | William Fry Tax Advisors LIMITED | Ireland | Dublin | Grand Canal Square, Dublin 2 | Dublin | N/A | williamfry.***** | 1999 | $6,724,800 | 18 | N/A | N/A | 315255 |
| 31 | Eversheds Sutherland Legal Support Services Unlimited Company | Ireland | Dublin | One Earlsfort Centre, Suite 3 | Dublin | N/A | eversheds-sutherland.***** | 2004 | $6,539,642 | 48 | N/A | N/A | 381192 |
| 32 | A&L Goodbody Solicitors | Ireland | Dublin | International Financial Services Centre | Dublin | D01 | algoodbody.***** | 1978 | $5,674,227 | 350 | N/A | N/A | N/A |
| 33 | The Independent Guardian AD Litem Agency LIMITED | Ireland | Dublin | 3 the Friary, Bow Street | Dublin | D07 K163 | N/A | 2014 | $4,680,390 | 5 | N/A | N/A | 539388 |
| 34 | Ivernia Insurance LIMITED | Ireland | Sandyford | Block D | Dublin | N/A | ivernia.***** | 1998 | $4,408,798 | 12 | N/A | N/A | 298455 |
| 35 | Haystackid International LIMITED | Ireland | Dublin 24 | 6th Floor | Dublin | N/A | N/A | 2014 | $4,006,150 | 7 | N/A | N/A | 543934 |
| 36 | Diaceutics Ireland LIMITED | Ireland | Dundalk | Creative Spark | Louth | A91HF77 | N/A | 2010 | $3,093,368 | 2 | N/A | N/A | 484374 |
| 37 | Industrial Development Agency (ireland) | Ireland | Dublin 24 | Three Park Place | Dublin | D02 YE35 | N/A | 1969 | $2,473,381 | 50,000 | N/A | N/A | N/A |
| 38 | Deloitte Unlimited Company | Ireland | Dublin | Deloitte & Touche House | Dublin | D02 AY28 | deloitte.***** | 2003 | $2,473,381 | 550 | N/A | N/A | 367037 |
| 39 | Keltie LIMITED | Ireland | Galway | The Portershed | Galway | H91 TCX3 | N/A | 2016 | $2,473,381 | 32 | N/A | N/A | 587839 |
| 40 | Daon LIMITED | Ireland | Dublin | Ifsc House | Dublin | D01 R2P9 | daon.***** | 2000 | $2,473,381 | 29 | N/A | N/A | 336772 |
| 41 | Telemachus Holdings LIMITED | Ireland | Dublin | 1st Floor | Dublin | D04C5Y6 | N/A | 2022 | $2,473,381 | 17 | N/A | N/A | 726768 |
| 42 | Ocapac Vietnam Holding Company Unlimited Company | Ireland | Dublin | Eastpoint Business Park | Dublin | D03 P6X5 | N/A | 2009 | $2,473,381 | 17 | N/A | N/A | 467097 |
| 43 | Enbarr Higher Education Investments LIMITED | Ireland | Dublin | 1st Floor | Dublin | D04C5Y6 | N/A | 2022 | $2,473,381 | 17 | N/A | N/A | 726767 |
| 44 | Ocapac Holding Company Unlimited Company | Ireland | Dublin | 25-28 North Wall Quay | Dublin | D01 | N/A | 2007 | $2,473,381 | 17 | N/A | N/A | 449615 |
| 45 | Biomarin Commercial LIMITED | Ireland | Dublin 24 | 6th Floor, 2 Grand Canal Square | Dublin | N/A | N/A | 2009 | $2,473,381 | 17 | N/A | N/A | 469369 |
| 46 | Curozone Ireland LIMITED | Ireland | Dublin 18 | 47 Mount Eagle Green | Dublin | D18Y4E7 | N/A | 2001 | $2,473,381 | 17 | N/A | N/A | 337689 |
| 47 | Cisco International LIMITED | Ireland | Galway | Oranmore Business Park | Galway | H91 V5Y9 | cisco.***** | 2008 | $2,473,381 | 17 | N/A | N/A | 906624 |
| 48 | Csc Finance Corporate Services 2 (ireland) LIMITED | Ireland | Dublin 4 | 1st Floor 1-2 Victoria Buildings | Dublin | N/A | intertrustgroup.***** | 2006 | $2,473,381 | 17 | N/A | N/A | 432236 |
| 49 | Presbia Ireland, LIMITED | Ireland | Dublin | Suite 201 Q House | Dublin | D18 | N/A | 2013 | $2,473,381 | 17 | N/A | N/A | 532722 |
| 50 | The Policing Authority | Ireland | Dublin | Legal Department | Dublin | N/A | policingauthority.***** | 2016 | $2,473,381 | 17 | N/A | N/A | N/A |
| 51 | Standard Brands (ireland) LIMITED | Ireland | Castlebellingham | Kilsaran, | Louth | A91 XT59 | N/A | 2001 | $2,473,381 | 17 | N/A | N/A | 338406 |
| 52 | Ocapac Nih1 Company Unlimited Company | Ireland | Dublin | Eastpoint Business Park | Dublin | D03 P6X5 | N/A | 2009 | $2,473,381 | 17 | N/A | N/A | 467094 |
| 53 | Legal Aid Board | Ireland | Caherciveen | Quay Street | Kerry | V23 RD36 | legalaidboard.***** | 1979 | $2,473,381 | 17 | N/A | N/A | N/A |
| 54 | Enbarr Higher Education Holdings LIMITED | Ireland | Dublin | 1st Floor | Dublin | D04C5Y6 | N/A | 2022 | $2,473,381 | 17 | N/A | N/A | 726766 |
| 55 | Cpdstore International LIMITED | Ireland | Enniscorthy | Main Street | Wexford | N/A | N/A | 2010 | $2,473,381 | 17 | N/A | N/A | 493159 |
| 56 | Millview Corporate Services LIMITED | Ireland | Malahide | 22 Lissadel Wood | Dublin | N/A | N/A | 2021 | $2,473,381 | 17 | N/A | N/A | 708292 |
| 57 | Netscout Communications LIMITED | Ireland | Blackrock | Unit 6 Blackrock Business Park | Dublin | N/A | N/A | 2009 | $2,473,381 | 17 | N/A | N/A | 472040 |
| 58 | Abion Ireland LIMITED | Ireland | Dun Laoghaire | 29 Johnstown Road | Dublin | A96 CH56 | N/A | 2016 | $2,038,315 | 6 | N/A | N/A | 585845 |
| 59 | Iks - Impakt Kapital Services LIMITED | Ireland | Dublin | 44 Leeson Street Lower | Dublin | D02RW56 | N/A | 2016 | $1,741,316 | 7 | N/A | N/A | 592124 |
| 60 | Anthony E. Mcmahon LIMITED | Ireland | Dunboyne | The Paddocks | Meath | A86 XT68 | anthonyemcmahon.***** | 2013 | $1,476,073 | 9 | N/A | N/A | 524516 |
| 61 | Free Legal Advice Centres | Ireland | Dublin | 13 Lower Dorset Street | Dublin | D01 Y893 | flac.***** | 1974 | $1,358,712 | 28 | N/A | N/A | 49413 |
| 62 | Nortonlifelock Global Unlimited Company | Ireland | Dublin 24 | 70 Sir John Rogerson'S Quay | Dublin | D02R296 | N/A | 2014 | $973,000 | 17 | N/A | N/A | 550757 |
| 63 | Ilp Pension Trustees Designated Activity Company | Ireland | Dublin 18 | 2 Sandyford Business Centre Burtonhall Road | Dublin | D18XK37 | invesco.***** | 2006 | $929,317 | 9 | N/A | N/A | 417947 |
| 64 | Juvenescence (europe) LIMITED | Ireland | Dublin | 88 Harcourt Street | Dublin | D02 DK18 | juvlabs.***** | 2020 | $912,585 | 5 | N/A | N/A | 675938 |
| 65 | Orfium International LIMITED | Ireland | Dublin | 13-18 City Quay | Dublin | D02 ED70 | N/A | 2021 | $877,207 | 2 | N/A | N/A | 705243 |
| 66 | Matheson | Ireland | Dublin | 70 Sir John Rogerson'S Quay | Dublin | D02 R296 | matheson.***** | 2003 | $727,465 | 700 | N/A | N/A | N/A |
| 67 | The Law Society Of Ireland | Ireland | Dublin | Blackhall Place | Dublin | D07 VY24 | lawsociety.***** | 1850 | $727,465 | 90 | N/A | N/A | N/A |
| 68 | Aer Rianta International Cpt | Ireland | Dublin | 2nd Floor Grattan House | Dublin | N/A | N/A | 2019 | $727,465 | 5 | N/A | N/A | N/A |
| 69 | Mansart Homes LIMITED | Ireland | Dublin | Behan House | Dublin | D02 HT71 | N/A | 2023 | $727,465 | 5 | N/A | N/A | 748442 |
| 70 | Qinecsa Solutions Holdings Ireland LIMITED | Ireland | Dublin | 13-18 City Quay | Dublin | D02 ED70 | N/A | 2012 | $727,465 | 5 | N/A | N/A | 519996 |
| 71 | Jáuregui-Hogan LIMITED | Ireland | Dublin | 89 Saint Attracta Road | Dublin | D07 X4P2 | N/A | 2022 | $727,465 | 5 | N/A | N/A | 717742 |
| 72 | Heres Law LIMITED | Ireland | Kildare | 13/14 South Main Street | Kildare | N/A | N/A | 2024 | $727,465 | 5 | N/A | N/A | 773315 |
| 73 | Airbnb Ireland UC | Ireland | Dublin | The Reflector Building | Dublin | N/A | aib.***** | 2019 | $727,465 | 5 | N/A | N/A | N/A |
| 74 | Center For Independent Living Company LIMITED By Guarantee | Ireland | Dublin | Carmichael | Dublin | N/A | dublincil.***** | 1992 | $615,426 | 10 | N/A | N/A | 186468 |
| 75 | Gainsville LIMITED | Ireland | Dublin | Embassy House | Dublin | D04 H6Y0 | N/A | 1997 | $576,657 | 4 | N/A | N/A | 268197 |
| 76 | Computershare Trustees (ireland) LIMITED | Ireland | Dublin 24 | Unit 3100 Lake Drive | Dublin | D24AK82 | N/A | 2002 | $449,929 | 2 | N/A | N/A | 351707 |
| 77 | Mercy Law Resource Centre Company LIMITED By Guarantee | Ireland | Dublin | Block 4 | Dublin | D08 YD91 | mercylaw.***** | 2009 | $446,285 | 6 | N/A | N/A | 471072 |
| 78 | Axa Group Services LIMITED | Ireland | Dublin | Legal Department | Dublin | D01 HP90 | N/A | 1993 | $389,807 | 1,552 | N/A | N/A | 205430 |
| 79 | Manakara Designated Activity Company | Ireland | Dublin | 10 Earlsfort Terrace | Dublin | D02 T380 | N/A | 2009 | $319,000 | 2 | N/A | N/A | 478217 |
| 80 | Pw Innovation Unlimited Company | Ireland | Galway | Ocean View 1 Pollnarooma West | Galway | H91DTN0 | N/A | 2008 | $308,000 | 4 | N/A | N/A | 461896 |
| 81 | Frb Legal LIMITED | Ireland | Dublin | Damastown Way | Dublin | N/A | N/A | 2016 | $296,343 | 2 | N/A | N/A | 583936 |
| 82 | Goodbody Secretarial LIMITED | Ireland | Dublin | 25-28 North Wall Quay | Dublin | D01 H104 | algoodbody.***** | 1984 | $290,986 | 600 | N/A | N/A | 104955 |
| 83 | Somers Dublin Designated Activity Company | Ireland | Dublin | 1 Grand Canal Square Grand Canal Harbour | Dublin | D02P820 | N/A | 1996 | $290,986 | 168 | N/A | N/A | 243749 |
| 84 | Computer Placement LIMITED | Ireland | Dublin | 8/34 Percy Place | Dublin | N/A | N/A | 1990 | $290,986 | 120 | N/A | N/A | 156852 |
| 85 | Aig Europe S.A. | Ireland | Dublin | Legal Department | Dublin | D01 R8H7 | aig.***** | 2017 | $290,986 | 100 | N/A | N/A | 908876 |
| 86 | The Art & Hobby Shop LIMITED | Ireland | Dublin | Ballymount Cross Industrial Estate | Dublin | D24 DT2N | N/A | 1991 | $290,986 | 60 | N/A | N/A | 155323 |
| 87 | Kenneth F. Carey LIMITED | Ireland | Cork | Unit 1 Doughcloyne Industrial Estate Sarsfield Road | Cork | T12 TR62 | N/A | 1962 | $290,986 | 57 | N/A | N/A | 224424 |
| 88 | Trimill LIMITED | Ireland | Killarney | C/o Moriarty & Murphy Limited | Kerry | V93 WNP4 | N/A | 2007 | $290,986 | 44 | N/A | N/A | 440649 |
| 89 | Flynn O'driscoll Secretarial LIMITED | Ireland | Dublin | 1 Grants Row | Dublin | D02 HX96 | fod.***** | 2012 | $290,986 | 43 | N/A | N/A | 511434 |
| 90 | Murgitroyd (dublin) LIMITED | Ireland | Dublin | Garryard House | Dublin | D02 PX51 | murgitroyd.***** | 2000 | $290,986 | 29 | N/A | N/A | 332738 |
| 91 | Hawksford Ireland LIMITED | Ireland | Dublin | The Atrium | Dublin | D18 F5X2 | N/A | 1986 | $290,986 | 24 | N/A | N/A | 111529 |
| 92 | Telegael Teoranta | Ireland | Spiddal | Legal Department | Galway | F28 FY88 | telegael.***** | 1986 | $290,986 | 22 | N/A | N/A | 114565 |
| 93 | Bluecrux IE LIMITED | Ireland | Dublin | No 1 Lower Mayor Street | Dublin | D01 | gallenalliance.***** | 2017 | $290,986 | 22 | N/A | N/A | 614683 |
| 94 | Insolvency Service Of Ireland | Ireland | Dublin | Block 2 | Dublin | D08 T3CK | backontrack.***** | 2018 | $290,986 | 20 | N/A | N/A | N/A |
| 95 | Walden Pharma Group Services LIMITED | Ireland | Dublin | Block 10/3 | Dublin | D15 X98N | N/A | 2020 | $290,986 | 17 | N/A | N/A | 666489 |
| 96 | G J Moloney Solicitors | Ireland | Dublin | Hambleden House | Dublin | D02 WV96 | gjmoloney.***** | 2016 | $290,986 | 16 | N/A | N/A | N/A |
| 97 | Bll Properties LIMITED | Ireland | Cork | C/o O'Briens Sandwich Bars | Cork | T12V076 | N/A | 2006 | $290,986 | 12 | N/A | N/A | 425600 |
| 98 | Thomas Mullins LIMITED | Ireland | Dublin | 9 Morehampton Terrace | Dublin | D04 A3K0 | N/A | 1962 | $290,986 | 12 | N/A | N/A | 19348 |
| 99 | Malcomson Law Services LIMITED | Ireland | Dublin | Iceland House, Block C | Dublin | D07 E76E | mlaw.***** | 1997 | $290,986 | 11 | N/A | N/A | 276723 |
| 100 | International Protection Office | Ireland | Dublin | 79-83 Mount Street Lower | Dublin | D02 ND99 | ipo.***** | 2005 | $290,986 | 10 | N/A | N/A | N/A |