Companies in Northern Ireland

Northern Ireland70 towns & cities|Data verified: 2026-04-17
534Active Companies

The Northern Ireland region has 534 active companies across 70 towns and cities. The leading industry is other letting and operating of own or leased real estate with 4,083 firms. The average company age is 9.4 years. Top business centres include BELFAST (22,934) and NEWRY (6,458).

534
Active
4
Dissolved
70
Locations
9.4y
Avg Age
Formation by Decade
12%
33%
49%
Pre-1990: 2,792
1990s: 2,883
2000s: 9,804
2010s: 27,838
2020s: 41,462
Top Locations in Northern Ireland
BELFAST22,934 companiesNEWRY6,458 companiesLONDONDERRY3,113 companiesCRAIGAVON3,012 companiesBANGOR3,003 companiesLISBURN2,957 companiesNEWTOWNARDS2,763 companiesDUNGANNON2,727 companiesOMAGH2,342 companiesBALLYMENA2,239 companiesENNISKILLEN2,042 companiesARMAGH1,904 companiesNEWTOWNABBEY1,645 companiesCOLERAINE1,480 companiesMAGHERAFELT1,335 companies
Leading Industries
Other letting and operating of own or leased real estate4,083›Retail sale via mail order houses or via Internet3,441›Buying and selling of own real estate2,966›Residents property management2,664›Dormant Company2,385›Development of building projects2,367›Management consultancy activities other than financial management1,990›Activities of other holding companies n.e.c.1,984›Construction of domestic buildings1,598›Other business support service activities n.e.c.1,408›
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Frequently Asked Questions about Northern Ireland

How many companies are in Northern Ireland?

There are 534 active companies registered in Northern Ireland, out of 635 total (including 4 dissolved).

What are the main business centres in Northern Ireland?

The top business locations in Northern Ireland are: BELFAST (22,934), NEWRY (6,458), LONDONDERRY (3,113), CRAIGAVON (3,012), BANGOR (3,003).

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 (4,083), Retail sale via mail order houses or via Internet (3,441), Buying and selling of own real estate (2,966).

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Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-04-17.