Hertfordshire has 73 active companies in development of building projects (SIC 41100). While this is a smaller concentration compared to major cities, these businesses serve important local and regional markets. With an average company age of 25.5 years, development of building projects businesses in Hertfordshire tend to be well-established. This maturity suggests a stable local market with strong business continuity. Across the UK, other leading locations for development of building projects include London (20,318 companies) and Manchester (1,758).
There are 73 active development of building projects companies (SIC code 41100) currently registered in Hertfordshire, 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 development of building projects company in Hertfordshire is 25.5 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 development of building projects sector in Hertfordshire is stable, with 16% of active companies formed since 2020. The sector has a balanced age distribution, with established businesses alongside newer entrants.
Beyond Hertfordshire, the leading UK locations for development of building projects companies are: London (20,318), Manchester (1,758), Birmingham (1,373), Bristol (1,242), Glasgow (1,019). These concentrations often reflect regional economic specialisations, proximity to key markets, or established industry clusters.
Alongside development of building projects, other significant industries in Hertfordshire include: Other letting and operating of own or leased real estate (133), Buying and selling of own real estate (121), Management consultancy activities other than financial management (112), Other business support service activities n.e.c. (108). This diversity of business activity contributes to Hertfordshire's overall economic resilience.
You can search for development of building projects companies in Hertfordshire 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 73 development of building projects companies in Hertfordshire with AI-powered risk intelligence.
Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-04-17.