This is a list of notable companies based in Ireland, or subsidiaries according to their sector. It includes companies from the entire island. The state of the Republic of Ireland covers five-sixths of the island, with Northern Ireland, part of the United Kingdom, covering the remainder in the north-east. Each has separate regulatory and registration authorities.
Irish companies fall into three categories:
Companies in the Republic of Ireland must be registered with the Companies Registration Office, and comply with the provisions of the Companies Acts. Companies in Northern Ireland must be registered with the Department for the Economy's Companies Registry. Certain Northern Ireland organisations are dealt with on a UK-wide basis and are dealt with by Companies House.
Some entries on this list may be statutory corporations - a business form governed by a board appointed by an Irish Government minister under a particular piece of legislation - not formally companies as such, but are effectively treated as such and are included on this list as they are usually large business. For more details on this form of governance, see state-sponsored bodies of Ireland.
Some mutual bodies, such as building societies, are also included on this list.
Some entries such as Three Ireland and Intel Ireland are subsidiaries of foreign companies. These subsidiaries are listed because the Irish economy is significantly dependent on foreign companies in comparison to other nations and these multinational companies are major Irish employers and tax contributors - Intel Ireland employs over 5000 people.
This list shows firms in the Fortune Global 500, which ranks firms by total revenues reported before 31 March 2017. [1] Only the top five firms (if available) are included as a sample.
Rank | Image | Name | 2016 revenues (US$M) | Employees | Notes |
---|---|---|---|---|---|
272 | Johnson Controls | 37,674 | 209,000 | Multinational industrial conglomerate manufacturing electronics for the automotive industry and commercial electrical equipment. After a full merger with Tyco International in 2016, the firm established headquarters in Cork, Ireland. | |
305 | Accenture | 34,798 | 384,000 | Global professional services and management consulting firm. The company formed as a spin-off from the U.S.-based Arthur Andersen in 1989 and moved their headquarters to Dublin in 2009. Accenture's clients include more than three-quarters of the Fortune Global 500. | |
363 | CRH plc | 29,973 | 86,778 | Diversified building materials and construction holding company. The firm provides heavyside products and materials (cement, aggregates and concrete), lightside products (glass, fencing), and retail product distribution (merchant chains). | |
377 | Medtronic | 28,833 | 98,017 | Multinational medical device design, development and manufacturing. company. After acquiring Dublin-based Covidien in 2014, the firm moved their headquarters from the United States to Ireland while retaining operational headquarters in Fridley, Minnesota. |
This list includes notable companies with primary headquarters located in the country. The industry and sector follow the Industry Classification Benchmark framework. Organizations which have ceased operations are included and noted as defunct.
Name | Industry | Sector | Headquarters | Founded | Notes |
---|---|---|---|---|---|
Abrakebabra | Consumer services | Food Retailers & Wholesalers | Dublin | 1982 | Fast-food, part of Abrakebabra Investments |
Abrakebabra Investments | Consumer services | Food Retailers & Wholesalers | Dublin | 1982 | Restaurant holding company |
Accenture | Industrials | Business support services | Dublin | 1989 | Management consulting |
Aer Lingus | Consumer services | Airlines | Dublin | 1936 | Flag carrier, part of International Airlines Group (Spain) |
Aer Lingus Regional | Consumer services | Airlines | Dublin | 2010 | Commuter and regional airline, part of Aer Lingus |
AerCap | Industrials | Transport | Dublin | 2006 | Aircraft leasing |
Aircoach | Consumer services | Travel & tourism | Dublin | 1999 | Part of FirstGroup (UK) |
Airtricity | Utilities | Alternative electricity | Dublin | 1997 | Electricity generation, part of Scottish and Southern Energy (UK) |
Allied Irish Banks (AIB) | Financials | Banks | Dublin | 1966 | One of the Big Four banks |
An Post | Industrials | Delivery services | Dublin | 1984 | Postal services |
Apache Pizza | Consumer services | Food Retailers & Wholesalers | Dublin | 2006 | Pizza chain |
Aptiv | Industrials | Automotive | Dublin | 1994 | Automotive technology supplier |
Arnotts | Consumer services | Broadline retailers | Dublin | 1843 | Department store, part of Selfridges (UK) |
Baltimore Technologies | Technology | Internet | Dublin | 1976 | Part of Oryx International Growth Fund |
Bank of Ireland | Financials | Banks | Dublin | 1783 | One of the Big Four banks |
Barry's Tea | Consumer goods | Beverages | Cork | 1901 | One of the largest importers of tea in Ireland |
Bewley's | Consumer services | Food Retailers & Wholesalers | Dublin | 1840 | Hot beverages |
Bord na Móna | Utilities | Multiutilities | Newbridge | 1946 | Power generation and land development |
Boylesports | Consumer services | Gambling | Dundalk | 1989 | Betting shops |
BT Ireland | Telecommunications | Fixed line telecommunications | Dublin [2] | 1990 | Part of BT Group (UK), formerly Esat BT |
Bus Éireann | Consumer services | Travel & tourism | Dublin | 1987 | Irish national bus company, part of CIÉ |
Butlers Chocolates | Consumer goods | Food products | Dublin | 1932 | Luxury chocolate and chocolate products |
BWG Foods | Consumer services | Food retailers & wholesalers | Dublin | 1963 [3] | Wholesaler and grocery franchise |
C&C Group | Consumer goods | Brewers | Dublin | 1852 | Alcoholic drinks |
Central Bank of Ireland | Financials | Banks | Dublin | 1943 | Central bank and financial services regulator |
CIÉ | Consumer services | Travel & tourism | Dublin | 1945 | Public transportation |
CityJet | Consumer services | Airlines | Dublin | 1992 | Regional airline |
Communicorp | Consumer services | Broadcasting & Entertainment | Dublin | 1989 | Media holdings |
Covidien | Health care | Medical equipment | Dublin | 2007 | Merged with Medtronic in 2016 |
CRH plc | Industrials | Building materials & fixtures | Dublin | 1936 | Building materials and retail |
Cúram Software | Technology | Software | Dublin | 1990 | Social enterprise management software, acquired by IBM |
DAA | Consumer services | Transportation services | Dublin | 1937 | Airport management, formerly the Dublin Airport Authority |
DCC Plc | Industrials | Business support services | Dublin | 1976 | Sales and marketing support |
Dealz | Consumer services | Broadline retailers | Dublin | 2011 | Discount retail, part of Poundland (UK) |
Digiweb | Telecommunications | Fixed line telecommunications | Dundalk | 1997 | Broadband |
Doolittles | Consumer services | Food Retailers & Wholesalers | Laghey | 2001 | Lliquidated in 2009 |
Dublin Bus | Consumer services | Travel & tourism | Dublin | 1987 | Bus company, part of CIÉ |
Dunnes Stores | Consumer services | Broadline retailers | Dublin | 1944 | Retail chain |
Eaton Corporation | Conglomerate | - | Dublin | 1911 | - |
Eason & Son | Consumer services | Specialty retailers | Dublin | 1819 | Book stores |
EBS | Financials | Banks | Dublin | 1935 | Financing |
Eddie Rocket's | Consumer services | Food Retailers & Wholesalers | Dublin | 1989 | American-style food chain |
EDUN | Consumer goods | Clothing & accessories | Dublin | 2005 | Fashion brand, part of LVMH (France) |
Eir | Telecommunications | Fixed line telecommunications | Dublin | 1999 | Broadband |
Eir Sport | Consumer services | Broadcasting & Entertainment | Dublin | 1990 | Sports television, part of Eir |
Energia Group | Utilities | Conventional electricity | Belfast | 1998 | Electricity generation, formerly Viridian Group |
EQTEC | Utilities | Alternative electricity | Cork | 2005 | Renewable energy |
Ervia | Utilities | Gas distribution | Cork | 1976 | Gas and electricity distribution |
ESB Group | Utilities | Conventional electricity | Dublin | 1927 | Electricity distribution and generation |
Experian | Financials | Business services | Dublin | 1996 | Credit services |
FBD Holdings | Financials | Full line insurance | Dublin | 1969 | Auto and property insurance |
FINEOS | Technology | Software | Dublin | 1993 | Software development |
First Trust Bank | Financials | Banks | Belfast | 1991 | One of the Big Four banks, part of Allied Irish Banks |
Four Star Pizza | Consumer services | Food Retailers & Wholesalers | Dublin | 1986 | Fast-food pizza chain |
Fyffes | Consumer goods | Food products | Dublin | 1888 | Banana and fruit importers |
Glanbia | Consumer goods | Food products | Kilkenny | 1997 | Nutrition |
GlenDimplex | Consumer goods | Consumer electronics | Dublin | 1973 | Manufacturer of consumer electrical goods |
GoCar | Consumer services | Specialized consumer services | Dublin | 2008 | Car sharing service |
Greencore | Consumer goods | Food products | Dublin | 1991 | Food conglomerate |
Guineys | Consumer services | Apparel retailers | Dublin | 1971 | Clothing and department stores |
Guinness | Consumer goods | Brewers | Dublin | 1759 | Part of Diageo (UK) |
Havok | Technology | Software | Dublin | 1998 | Software development, part of Microsoft (US) |
Heatons | Consumer services | Broadline retailers | Dublin | 1946 | Department stores, part of Sports Direct (UK) |
Horizon Therapeutics | Consumer services | Biopharmaceutical | Dublin | 2005 | Pharmaceutical |
Iarnród Éireann | Consumer services | Travel & tourism | Dublin | 1987 | Passenger rail company, part of CIÉ |
Independent News & Media | Consumer services | Publishing | Dublin | 1904 | News publisher |
Insomnia Coffee Company | Consumer services | Food Retailers & Wholesalers | Dublin | 1997 | Coffee chain |
Intel Ireland | Technology | Semiconductors | Leixlip | 1989 | Largest manufacturing plant outside of the United States |
IONA Technologies | Technology | Software | Dublin | 1991 | Acquired by Progress Software in 2008 |
Irish Citylink | Consumer services | Travel & tourism | Dublin | 1994 | Part of ComfortDelGro (Singapore) |
Irish Continental Group | Industrials | Industrial transportation | Dublin | 1972 | Shipping and transport |
Irish Ferries | Industrials | Industrial transportation | Dublin | 1992 | Part of Irish Continental Group |
Johnson Controls | Industrials | Electrical components & equipment | Cork | 1885 | Electronic equipment |
KBC Bank Ireland | Financials | Banks | Dublin | 1973 | Formerly IIB Bank |
Kerry Group | Consumer goods | Food products | Tralee | 1972 | Food and dairy |
Kingspan Group | Industrials | Building materials | Dublin | 1966 | Building materials |
Laya Healthcare | Financials | Life insurance | Little Island | 1997 | Private health insurance |
Linde | Basic materials | Speciality chemicals | Dublin | 1879 | Chemical industry |
Magnet Networks | Telecommunications | Fixed line telecommunications | Dublin | 2004 | Broadband |
Mannok | Industrials | Building materials & fixtures | Derrylin | 1973 | Construction, formerly Aventas and the QUINN group |
Medtronic | Health care | Medical equipment | Dublin | 1949 | Medical devices, operational headquarters in Fridley, Minnesota (US) |
Meteor | Telecommunications | Mobile telecommunications | Dublin | 1998 | Merged into Eir |
Metro | Consumer services | Travel & tourism | Belfast | 1973 | Formerly Citybus, part of Northern Ireland Transport Holding Company |
Musgrave Group | Consumer services | Food retailers & wholesalers | Cork | 1876 | Food and grocery |
National Lottery | Consumer services | Gambling | Dublin | 1987 | National lottery, part of private firm Premier Lotteries Ireland |
News Broadcasting | Consumer services | Broadcasting & Entertainment | Belfast | 2007 | Radio and television |
NI Railways | Consumer services | Travel & tourism | Belfast [4] | 1967 | Passenger rail, part of Northern Ireland Transport Holding Company |
Norkom | Technology | Software | Dublin | 1998 | Now a part of Detica |
Northern Ireland Electricity | Utilities | Conventional electricity | Belfast | 1991 | Part of ESB Group |
Northern Ireland Transport Holding Company | Consumer services | Travel & tourism | Belfast [5] | 1967 | Holding company for passenger bus and rail, branded as Translink |
NTR plc | Utilities | Alternative electricity | Dublin | 1978 | Infrastructure development |
Oatfield | Consumer goods | Food products | Letterkenny | 1927 | Defunct, brand now part of Zed Candy |
O'Briens Irish Sandwich Bars | Consumer services | Food Retailers & Wholesalers | Dublin | 1988 | Sandwich chain, part of Abrakebabra Investments |
Openet | Technology | Software | Dublin | 1999 | Telecom software |
Paddy Power | Consumer services | Gambling | Dublin | 1988 | Betting shops |
Pat the Baker | Consumer goods | Baked goods | Granard | 1953 [6] | Bakery |
Perrigo | Health care | Pharmaceuticals | Dublin | 1887 | Pharmaceutical |
Permanent TSB | Financials | Life insurance | Dublin | 1884 | Financial services, life insurance |
Penneys | Consumer services | Apparel retailers | Dublin | 1962 | Part of Associated British Foods (UK) |
Rabobank Ireland | Financials | Banks | Dublin | 1994 | Part of Rabobank (Netherlands) |
Raidió Teilifís Éireann (RTÉ) | Consumer services | Broadcasting & Entertainment | Dublin | 1960 | Television and radio |
Rothco | Business services | Marketing & advertising | Dublin [7] | 1995 | Advertising agency |
Ryanair | Consumer services | Airlines | Dublin | 1985 | Low-cost airline |
Shire | Health care | Pharmaceuticals | Dublin | 1986 | Biopharmaceutical |
Smart Telecom | Telecommunications | Mobile telecommunications | Dublin | 1989 | Telecom, defunct 2011 |
Smurfit Kappa | Consumer goods | Paper | Dublin | 1934 | Packaging |
Smyths | Consumer services | Specialty retailers | Galway | 1986 | Toy retailer |
Stobart Air | Consumer services | Airlines | Dublin | 2014 | Regional airline, defunct 2021 |
Supermac's | Consumer services | Food Retailers & Wholesalers | Ballybrit [8] | 1978 | Fast food chain |
SuperValu | Consumer services | Food retailers & wholesalers | Cork | 1968 | Supermarkets, part of Musgrave Group |
Teilifís na Gaeilge | Consumer services | Broadcasting & Entertainment | Baile na hAbhann | 2007 | Operator of TG4 and Cúla 4 |
Tesco Ireland | Consumer services | Food retailers & wholesalers | Dublin | 1997 | Supermarkets, part of Tesco (UK) |
The Airporter | Consumer services | Travel & tourism | Derry | 1990 | Coach connection between Derry and Belfast airports |
The Irish Times | Consumer services | Publishing | Dublin | 1859 | Daily newspaper |
Thomas Crosbie Holdings | Consumer services | Publishing | Cork | 1841 | Newspaper holdings, defunct 2013 |
Three Ireland | Telecommunications | Fixed line telecommunications | Dublin | 2005 | Part of CK Hutchison Holdings (Hong Kong) |
Tipperary Natural Mineral Water | Consumer goods | Beverages | Borrisoleigh | 1986 | Mineral water, part of the Gleeson Group |
Today FM | Consumer services | Broadcasting & Entertainment | Dublin | 1997 | Subsidiary of Communicorp |
Trane Technologies | Conglomerate | - | Swords | 1871 | - |
Transport Infrastructure Ireland | Industrials | Heavy construction | Dublin | 2015 | National road and public transport infrastructure |
Virgin Media Television | Consumer services | Broadcasting & Entertainment | Dublin | 1998 | Television, part of Virgin Media Ireland |
UDG Healthcare | Health care | Pharmaceuticals | Dublin | 1948 | Health care support |
Ulster Bank | Financials | Banks | Dublin | 1836 | Big Four bank, part of NatWest Group (UK) |
Ulsterbus Foyle | Consumer services | Travel & tourism | Derry | 2006 | Bus, part of Northern Ireland Transport Holding Company |
Ulsterbus | Consumer services | Travel & tourism | Belfast | 1967 | Bus, part of Northern Ireland Transport Holding Company |
Vhi Healthcare | Financials | Life insurance | Purcellsinch | 1957 | Health insurance |
Virgin Media Ireland | Telecommunications | Fixed line telecommunications | Dublin | 2005 | Subsidiary of Liberty Global (US) |
Vizor | Technology | Software | Dublin | 2000 | Creator of regulator software for central banks |
Vodafone Ireland | Telecommunications | Mobile telecommunications | Dublin | 1984 | Subsidiary of Vodafone (UK), formerly Eircell |
Wrightbus | Industrials | Commercial vehicles & trucks | Ballymena | 1946 | Coach-builder |
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