London has 101 active companies in defence activities (SIC 84220). While this is a smaller concentration compared to major cities, these businesses serve important local and regional markets. The average defence activities company in London is 5.4 years old, indicating a sector that has seen significant recent growth alongside established players. Growth has been exceptional: 69% of active companies were formed since 2020, with a further 20% established during the 2010s. This makes it one of the fastest-growing sectors in London. Notable defence activities companies based in London include BOEING DEFENCE UK LIMITED, GENERAL DYNAMICS UNITED KINGDOM LIMITED, BABCOCK LAND DEFENCE LIMITED.
There are 101 active defence activities companies (SIC code 84220) currently registered in London, 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 defence activities company in London is 5.4 years old. This represents a balanced mix of established businesses and newer market entrants. Company ages are calculated from incorporation dates registered at Companies House.
Yes, the defence activities sector in London is experiencing significant growth. 69% of currently active companies were formed since 2020, and 20% during the 2010s. This sustained formation rate indicates strong demand.
Alongside defence activities, other significant industries in London include: Buying and selling of own real estate (54,323), Other letting and operating of own or leased real estate (53,308), Retail sale via mail order houses or via Internet (48,095), Management consultancy activities other than financial management (47,561). This diversity of business activity contributes to London's overall economic resilience.
You can search for defence activities companies in London 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 101 defence activities companies in London with AI-powered risk intelligence.
Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-04-17.