Companies in Northern Ireland

Northern Ireland73 towns & cities|Data verified: 2026-09-06
524Active Companies

The Northern Ireland region has 524 active companies across 73 towns and cities. The leading industry is other letting and operating of own or leased real estate with 4,265 firms. The average company age is 9.6 years. Top business centres include BELFAST (22,327) and NEWRY (6,425).

524
Active
74
Dissolved
73
Locations
9.6y
Avg Age
Formation by Decade
12%
32%
49%
Pre-1990: 2,735
1990s: 2,823
2000s: 9,564
2010s: 26,676
2020s: 40,734
Top Locations in Northern Ireland
BELFAST22,327 companiesNEWRY6,425 companiesLONDONDERRY3,075 companiesCRAIGAVON3,049 companiesBANGOR3,009 companiesLISBURN2,928 companiesDUNGANNON2,782 companiesOMAGH2,374 companiesNEWTOWNARDS2,292 companiesBALLYMENA2,212 companiesENNISKILLEN2,061 companiesARMAGH1,919 companiesNEWTOWNABBEY1,670 companiesCOLERAINE1,460 companiesMAGHERAFELT1,370 companies
Leading Industries
Other letting and operating of own or leased real estate4,265›Buying and selling of own real estate3,052›Residents property management2,687›Retail sale via mail order houses or via Internet2,603›Development of building projects2,364›Dormant Company2,238›Activities of other holding companies n.e.c.2,141›Management consultancy activities other than financial management2,032›Construction of domestic buildings1,554›Other business support service activities n.e.c.1,362›
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Frequently Asked Questions about Northern Ireland

How many companies are in Northern Ireland?

There are 524 active companies registered in Northern Ireland, out of 695 total (including 74 dissolved).

What are the main business centres in Northern Ireland?

The top business locations in Northern Ireland are: BELFAST (22,327), NEWRY (6,425), LONDONDERRY (3,075), CRAIGAVON (3,049), BANGOR (3,009).

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 (4,265), Buying and selling of own real estate (3,052), Residents property management (2,687).

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Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-09-06.