There are 368,112 active companies in Ireland, ranging from fast-growing startups to large multinationals. Whether you're looking for a list of companies in Ireland, verified data on top companies in Ireland, or access to the full database of Irish businesses, our platform has you covered. Get access now or request a custom list.
Number of Companies in Ireland
Ireland is home to 368,112 companies, ranging from 262,237 small businesses with 1 to 4 employees, to 34,682 medium-sized firms with 5 to 99 employees, and 14,306 large companies with over 100 employees. Additionally, 42,597 companies in Ireland are part of larger corporate groups as subsidiaries. You can easily obtain a list of all companies in Ireland through our platform, or contact us to purchase data in bulk.
List of Top 100 Companies in Ireland
Apple Operations International LIMITEDApple Operations International LIMITED
Showing 100 of 401,198 companies
Company Name
Country
City
Address 1
State/Province
Postal Code
Website
Founding Year
Yearly Revenue in U.S. Dollars
Employees Total
Business Legal Type - Description
Number of Companies in Group
Company Registration Number
1
Apple Operations International LIMITED
Ireland
Cork
Hollyhill Industrial Estate
Cork
N/A
N/A
1980
$235,322,000,000
56,694
Corporation
830
76941
2
Cencora Global Procurement LIMITED
Ireland
Cork
Penrose One
Cork
T23D X8P
N/A
2022
$208,701,364,691
11
Corporation
846
728560
3
Logstrup (ireland) LIMITED
Ireland
Tuam
Dunmore Road
Galway
H54 RR44
logstrup.*****
1982
$99,134,219,681
390
Corporation
8
58370
4
Microsoft Ireland Operations LIMITED
Ireland
Dublin
One Microsoft Place
Dublin
D18 P521
microsoft.*****
1996
$93,134,652,000
2,934
Corporation
1122
256796
5
Google Ireland LIMITED
Ireland
Dublin 4
Gordon House
Dublin
D04E5W5
google.*****
2003
$91,611,005,411
4,882
Corporation
515
368047
6
Meta Platforms Ireland LIMITED
Ireland
Dublin 4
Merrion Road
Dublin
D04 X2K5
N/A
2008
$90,200,083,525
1,738
Corporation
43
462932
7
Microsoft Ireland Research Unlimited Company
Ireland
Dublin
70 Sir John Rogerson'S Quay
Dublin
D02 R296
N/A
2001
$76,373,914,000
1,463
Corporation
1122
342235
8
Pse Kinsale Energy LIMITED
Ireland
Cork
Nyhan Industrial Estate
Cork
T12 PW92
N/A
2003
$71,049,963,300
43,266
Foreign company
2
904997
9
Accenture Public LIMITED Company
Ireland
Dublin
1 Grand Canal Square
Dublin
D02 P820
accenture.*****
2009
$69,672,977,000
791,868
Corporation
1732
471706
10
Zurich Insurance Company LTD
Ireland
Dublin
Legal Department
Dublin
D01 R5P3
zurich.*****
1928
$68,124,000,000
11
Foreign company
1474
900488
11
Accenture LIMITED
Ireland
Dublin
1 Grand Canal Square Grand Canal Harbour
Dublin
D02P820
N/A
2001
$61,594,305,000
693,748
Corporation
1732
340745
12
Microsoft Round Island One Unlimited Company
Ireland
Dublin
70 Sir John Rogerson'S Quay
Dublin
D02 R296
N/A
2001
$48,103,892,000
17
Corporation
1122
348353
13
Microsoft Ireland Investments Unlimited Company
Ireland
Dublin
70 Sir John Rogerson'S Quay
Dublin
D02 R296
N/A
2021
$48,000,000,000
4
Corporation
1122
686775
14
United Airlines , INC.
Ireland
Dublin
61a
Dublin
N/A
united.*****
1980
$37,864,000,000
27
Foreign company
435
904061
15
Qatar Airways Group (q.c.s.c.)
Ireland
Dublin
Offices D045-02-36 Level 3 Mezzanine
Dublin
K67 P0E0
N/A
1993
$35,572,289,110
7
Foreign company
546
908631
16
Crh Public LIMITED Company
Ireland
Rathfarnham
Stonemason S Way
Dublin
D16 KH51
crh.*****
1970
$35,572,000,000
79,770
Corporation
3160
12965
17
Eli Lilly Ireland Holdings LIMITED
Ireland
Kinsale
Dunderrow
Cork
N/A
N/A
2016
$34,719,200,000
4
Corporation
419
594065
18
Medtronic Public LIMITED Company
Ireland
Galway
Building 2 Parkmore
Galway
N/A
medtronic.*****
1950
$33,537,000,000
104,210
Corporation
654
545333
19
Linde Public LIMITED Company
Ireland
Dublin
Ten
Dublin
N/A
N/A
2017
$33,005,000,000
65,815
Corporation
4099
606357
20
P.M.I. Trading Designated Activity Company
Ireland
Dublin 13
25 North Wall Quay
Dublin
D01 H104
N/A
1991
$31,275,219,000
13
Corporation
6
174135
21
Nutricia Infant Nutrition LIMITED
Ireland
Dublin
70 Sir John Rogerson'S Quay
Dublin
D02 R296
nutricia.*****
2004
$28,950,339,008
88,843
Corporation
768
384474
22
Pfizer Service Company Ireland Unlimited Company
Ireland
Dublin
Ringsend Road
Dublin
D04 K7N3
N/A
1990
$27,888,666,000
53,449
Corporation
211
167647
23
Eaton CORPORATION Public LIMITED Company
Ireland
Dublin
Eaton House
Dublin
D04 Y0C2
eaton.*****
2012
$24,878,000,000
95
Corporation
1193
512978
24
Crh North America LIMITED
Ireland
Dublin
42 Fitzwilliam Square West
Dublin
D02 R279
crh.*****
1974
$24,002,608,119
79,560
Corporation
3160
47622
25
Johnson Controls International Public LIMITED Company
Ireland
Cork
1 Albert Quay
Cork
T12 X8N6
johnsoncontrols.*****
1960
$23,596,000,000
87
Corporation
2577
543654
26
Dcc Financial Services Ireland Unlimited Company
Ireland
Foxrock
Dcc House
Dublin
D18 PK00
N/A
2006
$22,783,785,248
16,779
Corporation
949
423681
27
Arvato Ireland LIMITED
Ireland
Swords
Swords Business Park
Dublin
K67E1N1
arvato.*****
1994
$22,102,081,101
350
Corporation
1054
256965
28
Dcc Public LIMITED Company
Ireland
Dublin 18
Dcc House
Dublin
D18 PK00
N/A
1976
$20,923,846,545
13,679
Corporation
949
54858
29
Trane Technologies Public LIMITED Company
Ireland
Swords
170/175 Lakeview Drive
Dublin
K67 EW96
N/A
2009
$19,838,200,000
44,697
Corporation
1002
469272
30
Southern Health Board
Ireland
Cork
Wilton
Cork
T12 PN8P
cuh.*****
2018
$19,756,698,310
107,972
N/A
N/A
31
Diageo PLC
Ireland
Dublin
Guinness Storehouse St. James'S Gate
Dublin
D08 AX97
N/A
1923
$19,418,497,496
27,987
Foreign company
576
900038
32
Wpp Emerald LIMITED
Ireland
Dublin 20
6 Ely Place
Dublin
D02 E896
N/A
2020
$18,686,900,362
111,281
Corporation
1841
684753
33
Ryanair Holdings Public LIMITED Company
Ireland
Swords
Ryanair Dublin Office
Dublin
N/A
ryanair.*****
1996
$18,348,584,986
27,392
Corporation
34
249885
34
Glaxosmithkline Trading Services LIMITED
Ireland
Dublin
12 River Walk
Dublin
D24
N/A
2005
$17,532,346,304
100
Corporation
700
406446
35
Te Connectivity Public LIMITED Company
Ireland
Galway
Parkmore Business Park West
Galway
H91VN2T
N/A
2015
$17,262,000,000
77,000
Corporation
562
571909
36
Mattest (ireland) LIMITED
Ireland
Dublin
Unit 2 Northwest Business Park
Dublin
D15 EF1H
mattest.*****
1976
$16,943,249,180
66,466
Corporation
3160
55796
37
Crh Group Services LIMITED
Ireland
Dublin
Stonemasons Way
Dublin
D16 KH51
crh.*****
1968
$16,943,249,180
66,466
Corporation
3160
26948
38
Crh Luxembourg Finance (europe) LIMITED
Ireland
Dublin
42 Fitzwilliam Square West
Dublin
D02 R279
crh.*****
1990
$16,943,249,180
66,466
Corporation
3160
159261
39
Agricultural Limestone LIMITED
Ireland
Dublin
42 Fitzwilliam Square Dublin 2.
Dublin
D02R279
crh.*****
1948
$16,943,249,180
66,466
Corporation
3160
12363
40
Flutter Entertainment Public LIMITED Company
Ireland
Dun Laoghaire
Belfield Office Park
Dublin
D04 V972
flutter.*****
1958
$16,383,000,000
28,518
Corporation
427
16956
41
Ryan Bros. (ennis) LIMITED
Ireland
Ennis
Toonagh Quarries
Clare
V95 Y594
N/A
1925
$15,950,621,890
60,411
Corporation
3160
7429
42
Dunmurry Building And Civil Engineering (ireland) LIMITED
Ireland
Saggart
N/A
Dublin
N/A
N/A
1952
$15,950,621,890
60,411
Corporation
3160
14147
43
Tradburn LIMITED
Ireland
Dublin
Fortunestown, Tallaght
Dublin
D24
N/A
1993
$15,950,621,890
60,411
Corporation
3160
207037
44
Diageo Ireland Holdings Unlimited Company
Ireland
Dublin
St. James'S Gate
Dublin
D08 AX97
diageo.*****
1977
$15,849,096,600
23,720
Corporation
576
59784
45
Guinness Storehouse LIMITED
Ireland
Dublin
St James Gate
Dublin
D08 VF8H
guinness-storehouse.*****
1993
$15,849,096,600
23,720
Corporation
576
209698
46
Aon Public LIMITED Company
Ireland
Dublin
Metropolitan Building
Dublin
D01 K0Y8
aon.*****
2017
$15,698,000,000
57,924
Corporation
1813
604607
47
Dell Products Unlimited Company
Ireland
Dublin
S Quay 16
Dublin
D01 XE03
N/A
1992
$15,243,253,000
2,031
Corporation
757
191034
48
Wpp PLC
Ireland
Dublin
The Liberties
Dublin
D08
groupm.*****
2008
$15,037,839,600
101,387
Foreign company
1841
906110
49
Adient Public LIMITED Company
Ireland
Dublin
25-28 North Wall Quay
Dublin
D01 H104
N/A
2016
$14,688,000,000
70,000
Corporation
281
584907
50
Oracle EMEA LIMITED
Ireland
Dublin
East Point Business Park
Dublin
D03
oracle.*****
1990
$13,588,659,863
906
Corporation
1287
158973
51
Ing Bank N.V.
Ireland
Dublin
House Dundrum Town
Dublin
D16 FC92
ingwb.*****
1993
$13,098,772,389
71,287
Foreign company
823
903416
52
Sumitomo Mitsui Finance And Leasing Company, LIMITED
Ireland
Dublin
28 Fitzwilliam Street Lower
Dublin
D02
N/A
1948
$12,991,544,000
3
Foreign company
302
907386
53
Invesco Physical Markets Public LIMITED Company
Ireland
Dublin 20
Block A Georges Quay Plaza
Dublin
N/A
N/A
2009
$12,680,718,212
5
Corporation
N/A
471344
54
Roadstone Provinces LIMITED
Ireland
Saggart
Naas Road
Dublin
N/A
roadstonewood.*****
1945
$12,416,303,320
54,239
Corporation
3160
11228
55
Roadstone LIMITED
Ireland
Tallaght
Fortunestown
Dublin
N/A
roadstone.*****
1944
$12,416,303,320
54,239
Corporation
3160
11035
56
Amazon Data Services Ireland LIMITED
Ireland
Dublin
Burlington Plaza 1
Dublin
D04 RH96
aws.*****
2004
$12,284,700,507
1,726
Corporation
3700
390566
57
Swords Laboratories Unlimited Company
Ireland
Swords
Swords Campus
Dublin
N/A
bms.*****
1977
$12,270,695,000
1,209
Corporation
505
60709
58
Smurfit Kappa Group LIMITED
Ireland
Dublin
Beech Hill
Dublin
D04 N2R2
smurfitkappa.*****
2007
$12,252,337,112
46,982
Corporation
492
433527
59
Infinite Fashion Ecommerce LIMITED
Ireland
Dublin
The Sidings
Dublin
D02 E7K8
N/A
2021
$12,194,293,949
972
Corporation
39
699170
60
Regeneron Ireland Designated Activity Company
Ireland
Dublin
One
Dublin
D02 HH27
N/A
2013
$12,158,903,000
2,883
Corporation
42
519550
61
Janssen Sciences Ireland Unlimited Company
Ireland
Dublin
Airton Road
Dublin
D24WR89
its.*****
1953
$11,786,500,158
1,031
Corporation
5
472372
62
Peninsula Petroleum LIMITED
Ireland
Dublin 20
Central Quay Second Floor, Block B Riverside Iv
Dublin
D02 RR77
N/A
1996
$11,496,413,000
475
Corporation
15
378557
63
Peninsula Petroleum Consolidated LIMITED
Ireland
Dublin 20
10 Earlsfort Terrace
Dublin
D02 T380
N/A
2014
$11,173,843,442
425
Corporation
2
554725
64
Honeywell Atlantic Participation Unlimited Company
Ireland
Dublin 13
One Spencer Dock
Dublin
D01 X9R7
N/A
2023
$11,072,792,968
4
Corporation
2019
752355
65
Ge Vernova International LLC
Ireland
Dublin
Clonshaugh Industrial Estate
Dublin
D17
N/A
1972
$10,930,609,000
3
Foreign company
519
901609
66
Kingspan Group Public LIMITED Company
Ireland
Kingscourt
Dublin Road
Cavan
A82 XY31
kingspan.*****
1979
$10,662,818,472
27,955
Corporation
511
70576
67
Infinite Styles Ecommerce CO., LIMITED
Ireland
Dublin
The Sidings
Dublin
D02 E7K8
N/A
2020
$10,406,735,301
254
Corporation
39
679064
68
IBM Ireland Product Distribution LIMITED
Ireland
Dublin 15
Building 2 Ibm Technology Campus
Dublin
D15 HN66
ibm.*****
1983
$10,097,000,000
1,267
Corporation
26
92815
69
Willis Towers Watson Public LIMITED Company
Ireland
Dublin 4
Willis Towers Watson House
Dublin
D04 P231
wtwco.*****
2009
$9,930,000,000
48,900
Corporation
781
475616
70
Comrie LIMITED
Ireland
N/A
Fitzwilliam 28 Fitzwilliam Street Lower
N/A
D02 KF20
N/A
1988
$9,900,787,842
146
Corporation
495
135059
71
Msdig Holdings 2 Unlimited Company
Ireland
Dublin 18
Red Oak North,south County Business Park
Dublin
D18 X5K7
N/A
2023
$9,628,457,000
35
Corporation
699
751880
72
Msdig Holdings Unlimited Company
Ireland
Dublin
Red Oak North
Dublin
D18 X5K7
N/A
2003
$9,578,016,000
292
Corporation
699
376424
73
The West Coast Cooler CO. LIMITED
Ireland
Dublin
50/53 Bow Street
Dublin
D07
N/A
1985
$9,202,803,456
0
Corporation
495
109864
74
Seagate Technology Holdings Public LIMITED Company
Ireland
Dublin
38/39 Fitzwilliam Square West
Dublin
D02 NX53
N/A
2017
$9,097,000,000
30,000
Corporation
131
606203
75
Adobe Systems Software Ireland LIMITED
Ireland
Dublin 24
6 Riverwalk, Naas Road
Dublin
D24 DCW0
adobe.*****
2001
$9,076,744,000
4,819
Corporation
168
344992
76
Smurfit Kappa Investments LIMITED
Ireland
Dublin
Beech Hill
Dublin
D04 N2R2
smurfitkappa.*****
2004
$9,008,905,353
42,259
Corporation
492
380620
77
Google Cloud EMEA LIMITED
Ireland
Dublin
70 Sir John Rogerson'S Quay
Dublin
D02 R296
N/A
2019
$8,911,499,000
427
Corporation
515
660412
78
Bank Of Ireland Group Public LIMITED Company
Ireland
Dublin
2 College Green
Dublin
D02 VR66
personalbanking.*****
2016
$8,627,389,704
11,326
Corporation
13
593672
79
Bank Of Ireland
Ireland
Dublin
40 Mespil Road
Dublin
D04 C2N4
boi.*****
1783
$8,627,389,704
11,326
378
N/A
80
Analog Devices International Unlimited Company
Ireland
Limerick
Raheen Industrial Estate
Limerick
V94 RT99
N/A
2012
$8,550,114,000
1,757
Corporation
236
519435
81
Dole Public LIMITED Company
Ireland
Dublin
29 North Anne Street
Dublin
D07 PH36
doleplc.*****
2017
$8,475,343,000
35,371
Corporation
253
606201
82
Bnp Paribas Prime Brokerage International, LIMITED
Ireland
Dublin
The Frame
Dublin
D02 XD99
N/A
2014
$8,433,747,000
8
Corporation
4844
552285
83
Icon Public LIMITED Company
Ireland
Dublin 18
South County Business Park
Dublin
N/A
iconplc.*****
1990
$8,251,340,000
39,972
Corporation
199
145835
84
Decathlon Sports Ireland LIMITED
Ireland
Dublin 11
St. Margaret'S Road
Dublin
D11 X2NC
decathlon.*****
2016
$8,073,926,586
265
Corporation
1694
589659
85
Kerry Group Public LIMITED Company
Ireland
Tralee
Prince'S Street
Kerry
V92 EH11
kerrygroup.*****
1985
$7,832,923,373
19,961
Corporation
333
111471
86
Boston Scientific Medical Device LIMITED
Ireland
Galway
Ballybrit Business Park
Galway
N/A
icsmedical.*****
2017
$7,371,178,000
32
Corporation
388
615709
87
Sfdc Ireland LIMITED
Ireland
Dublin
Spencer Place
Dublin
D01 W2Y3
salesforce.*****
2004
$7,368,458,830
2,817
Corporation
76
394272
88
Diversified Healthcare Solutions Operations Unlimited Company
This list of the biggest companies in Ireland is displayed in random order and based on revenue, employee size, ratings, online signals, and many other factors from our global company database. For any questions about this list, contact our PR team at marketing@bolddata.nl.
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Ireland’s economy is driven by major industries like Business Services with 22,142 companies, Management Consulting Services with 18,525 companies, and Holding Companies with 18,350 companies. These sectors play a vital role in supporting economic development by offering essential business services, strategic consulting, and facilitating investments through holding companies. BoldData offers access to detailed data across these industries, providing insights into Ireland’s dynamic business landscape.
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CompanyNames
TradeName
Address1
Address2
AddressStreet
AddressHouseNumber
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Leon van Daalen
Heineken
Quality data, fast and efficient service.
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FinQuest
Good data, which we have successfully used for our campaigns.
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EuroForum
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M.D. Helmut Huberti
World Arthrosis Organisation
Positive feedbacks and response on the e-mail campaign data received from CompanyData.com
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Dyson
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Quartix
Better than the local Trade Register database.
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Commercie
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SimAnalytics Oy
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