Companies in Northern Ireland

Northern Ireland75 towns & cities|Data verified: 2026-10-19
515Active Companies

The Northern Ireland region has 515 active companies across 75 towns and cities. The leading industry is other letting and operating of own or leased real estate with 4,281 firms. The average company age is 9.8 years. Top business centres include BELFAST (21,880) and NEWRY (6,376).

515
Active
123
Dissolved
75
Locations
9.8y
Avg Age
Formation by Decade
12%
32%
49%
Pre-1990: 2,728
1990s: 2,811
2000s: 9,505
2010s: 26,468
2020s: 40,146
Top Locations in Northern Ireland
BELFAST21,880 companiesNEWRY6,376 companiesLONDONDERRY3,082 companiesCRAIGAVON3,009 companiesBANGOR3,001 companiesLISBURN2,891 companiesDUNGANNON2,768 companiesOMAGH2,373 companiesNEWTOWNARDS2,195 companiesBALLYMENA2,195 companiesENNISKILLEN2,059 companiesARMAGH1,903 companiesNEWTOWNABBEY1,655 companiesCOLERAINE1,444 companiesMAGHERAFELT1,371 companies
Leading Industries
Other letting and operating of own or leased real estate4,281›Buying and selling of own real estate3,064›Residents property management2,682›Development of building projects2,348›Retail sale via mail order houses or via Internet2,313›Dormant Company2,205›Activities of other holding companies n.e.c.2,145›Management consultancy activities other than financial management2,023›Construction of domestic buildings1,554›Other business support service activities n.e.c.1,341›
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Frequently Asked Questions about Northern Ireland

How many companies are in Northern Ireland?

There are 515 active companies registered in Northern Ireland, out of 703 total (including 123 dissolved).

What are the main business centres in Northern Ireland?

The top business locations in Northern Ireland are: BELFAST (21,880), NEWRY (6,376), LONDONDERRY (3,082), CRAIGAVON (3,009), BANGOR (3,001).

What are the top industries in Northern Ireland?

The leading industries in Northern Ireland by active company count are: Other letting and operating of own or leased real estate (4,281), Buying and selling of own real estate (3,064), Residents property management (2,682).

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Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-10-19.