Ireland

Top 86 largest Irish Companies by Market Cap

This is the list of the largest public listed companies from Ireland by market capitalization with links to their reference stock, sector and industry.

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Top Companies from Ireland as of Jul. 01, 2025

Rank Company Market Cap (USD) Country Sector Industry
61 Datalex plc $77.8 M Ireland Irish Technology Irish Software—Application
62 VR Education Holdings plc $70.6 M

(Nov. 1, 2021)

 Ireland Irish Technology Irish Software—Application
63 Endo International plc $68.8 M

(Oct. 1, 2022)

 Ireland Irish Healthcare Irish Drug Manufacturers—Specialty & Generic
64 Malin Corp plc $42.4 M Ireland Irish Healthcare Irish Biotechnology
65 Iterum Therapeutics plc $38.6 M Ireland Irish Healthcare Irish Biotechnology
66 Nabriva Therapeutics plc $4.5 M

(Oct. 1, 2023)

 Ireland Irish Healthcare Irish Biotechnology
67 Botswana Diamonds plc $4.2 M Ireland Irish Basic Materials Irish Other Precious Metals & Mining
68 EQTEC plc $3.9 M Ireland Irish Utilities Irish Utilities—Diversified
69 Clontarf Energy plc $3.7 M Ireland Irish Energy Irish Oil & Gas E&P
70 Conroy Gold and Natural Resources plc $3.4 M Ireland Irish Basic Materials Irish Gold
71 Petrel Resources plc $2.8 M Ireland Irish Energy Irish Oil & Gas E&P
72 Great Western Mining Corporation plc $2.4 M Ireland Irish Basic Materials Irish Other Industrial Metals & Mining
73 Arkle Resources plc $1.7 M Ireland Irish Basic Materials Irish Other Industrial Metals & Mining
74 Lansdowne Oil & Gas plc $1.7 M Ireland Irish Energy Irish Oil & Gas E&P
75 Karelian Diamond Resources plc $1.6 M Ireland Irish Basic Materials Irish Other Precious Metals & Mining
76 Kibo Energy plc $13,148 Ireland Irish Energy Irish Thermal Coal
77 Ovoca Bio plc $12,893 Ireland Irish Healthcare Irish Biotechnology
78 Bank Of Ireland (Governor & Company Of The) Ireland Irish Financials Irish Banks—Regional
79 Abbey plc Ireland Irish Consumer Discretionary Irish Residential Construction
80 ENGAGE XR Holdings plc Ireland Irish Technology Irish Software—Application
81 Arcadium Lithium plc Ireland Irish Financials Irish Shell Companies
82 Applegreen plc Ireland Irish Consumer Discretionary Irish Specialty Retail
83 Fulcrum Metals plc Ireland Irish Basic Materials Irish Other Precious Metals & Mining
84 Mallinckrodt plc Ireland Irish Healthcare Irish Drug Manufacturers—Specialty & Generic
85 Dole PLC Ireland Irish Consumer Staples Irish Farm Products
86 Gambling.com Group Ltd Ireland Irish Consumer Discretionary Irish Gambling

Top Companies from Ireland as of Jul. 01, 2025

61. Datalex plc

Company Profile: Datalex plc
Market Cap (USD): $77.8 M
Country: Ireland
Sector: Irish Technology
Industry: Irish Software—Application

62. VR Education Holdings plc

Company Profile: VR Education Holdings plc
Market Cap (USD): $70.6 M (Nov. 1, 2021)
Country: Ireland
Sector: Irish Technology
Industry: Irish Software—Application

63. Endo International plc

Company Profile: Endo International plc
Market Cap (USD): $68.8 M (Oct. 1, 2022)
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Drug Manufacturers—Specialty & Generic

64. Malin Corp plc

Company Profile: Malin Corp plc
Market Cap (USD): $42.4 M
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Biotechnology

65. Iterum Therapeutics plc

Company Profile: Iterum Therapeutics plc
Market Cap (USD): $38.6 M
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Biotechnology

66. Nabriva Therapeutics plc

Company Profile: Nabriva Therapeutics plc
Market Cap (USD): $4.5 M (Oct. 1, 2023)
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Biotechnology

67. Botswana Diamonds plc

Company Profile: Botswana Diamonds plc
Market Cap (USD): $4.2 M
Country: Ireland
Sector: Irish Basic Materials
Industry: Irish Other Precious Metals & Mining

68. EQTEC plc

Company Profile: EQTEC plc
Market Cap (USD): $3.9 M
Country: Ireland
Sector: Irish Utilities
Industry: Irish Utilities—Diversified

69. Clontarf Energy plc

Company Profile: Clontarf Energy plc
Market Cap (USD): $3.7 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

70. Conroy Gold and Natural Resources plc

Company Profile: Conroy Gold and Natural Resources plc
Market Cap (USD): $3.4 M
Country: Ireland
Sector: Irish Basic Materials
Industry: Irish Gold

71. Petrel Resources plc

Company Profile: Petrel Resources plc
Market Cap (USD): $2.8 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

72. Great Western Mining Corporation plc

Company Profile: Great Western Mining Corporation plc
Market Cap (USD): $2.4 M
Country: Ireland
Sector: Irish Basic Materials
Industry: Irish Other Industrial Metals & Mining

73. Arkle Resources plc

Company Profile: Arkle Resources plc
Market Cap (USD): $1.7 M
Country: Ireland
Sector: Irish Basic Materials
Industry: Irish Other Industrial Metals & Mining

74. Lansdowne Oil & Gas plc

Company Profile: Lansdowne Oil & Gas plc
Market Cap (USD): $1.7 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

75. Karelian Diamond Resources plc

Company Profile: Karelian Diamond Resources plc
Market Cap (USD): $1.6 M
Country: Ireland
Sector: Irish Basic Materials
Industry: Irish Other Precious Metals & Mining

76. Kibo Energy plc

Company Profile: Kibo Energy plc
Market Cap (USD): $13,148
Country: Ireland
Sector: Irish Energy
Industry: Irish Thermal Coal

77. Ovoca Bio plc

Company Profile: Ovoca Bio plc
Market Cap (USD): $12,893
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Biotechnology

78. Bank Of Ireland (Governor & Company Of The)

Company Profile: Bank Of Ireland (Governor & Company Of The)
Country: Ireland
Sector: Irish Financials
Industry: Irish Banks—Regional

79. Abbey plc

Company Profile: Abbey plc
Country: Ireland
Sector: Irish Consumer Discretionary
Industry: Irish Residential Construction

80. ENGAGE XR Holdings plc

Company Profile: ENGAGE XR Holdings plc
Country: Ireland
Sector: Irish Technology
Industry: Irish Software—Application

81. Arcadium Lithium plc

Company Profile: Arcadium Lithium plc
Country: Ireland
Sector: Irish Financials
Industry: Irish Shell Companies

82. Applegreen plc

Company Profile: Applegreen plc
Country: Ireland
Sector: Irish Consumer Discretionary
Industry: Irish Specialty Retail

83. Fulcrum Metals plc

Company Profile: Fulcrum Metals plc
Country: Ireland
Sector: Irish Basic Materials
Industry: Irish Other Precious Metals & Mining

84. Mallinckrodt plc

Company Profile: Mallinckrodt plc
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Drug Manufacturers—Specialty & Generic

85. Dole PLC

Company Profile: Dole PLC
Country: Ireland
Sector: Irish Consumer Staples
Industry: Irish Farm Products

86. Gambling.com Group Ltd

Company Profile: Gambling.com Group Ltd
Country: Ireland
Sector: Irish Consumer Discretionary
Industry: Irish Gambling

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