There are 698 active dormant company companies in Belfast, forming a substantial local industry cluster. Companies in this sector range from small specialist firms to larger established businesses. With an average company age of 19.2 years, dormant company businesses in Belfast tend to be well-established. This maturity suggests a stable local market with strong business continuity. Across the UK, other leading locations for dormant company include London (20,318 companies) and Manchester (3,209).
There are 698 active dormant company companies (SIC code 99999) currently registered in Belfast, based on Companies House data. This includes businesses of all sizes, from sole traders to large enterprises, that have selected this SIC code as their primary activity.
The average dormant company company in Belfast is 19.2 years old. This indicates an established sector with mature, long-running businesses that have demonstrated sustained viability. Company ages are calculated from incorporation dates registered at Companies House.
The dormant company sector in Belfast is stable, with 18% of active companies formed since 2020. The sector has a balanced age distribution, with established businesses alongside newer entrants.
Beyond Belfast, the leading UK locations for dormant company companies are: London (20,318), Manchester (3,209), Kenilworth (2,044), Bristol (1,596), Birmingham (1,391). These concentrations often reflect regional economic specialisations, proximity to key markets, or established industry clusters.
Alongside dormant company, other significant industries in Belfast include: Retail sale via mail order houses or via Internet (1,690), Other letting and operating of own or leased real estate (984), Residents property management (778), Buying and selling of own real estate (715). This diversity of business activity contributes to Belfast's overall economic resilience.
You can search for dormant company companies in Belfast using UVAGATRON's company explorer, which allows filtering by SIC code, location, company status, and risk profile. Each company record includes director information, filing history, and risk signals from 50+ government databases. Alternatively, you can search directly on Companies House.
Search, filter, and analyse 698 dormant company companies in Belfast with AI-powered risk intelligence.
Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-04-17.