There are 753 active development of building projects companies in Harrow, forming a notable cluster for this industry. The average company in this segment is 8.4 years old. 50% of companies were formed in the 2020s, indicating rapid recent growth. Other leading locations for this sector include Bristol (1,242) and Leeds (1,014).
There are 753 active development of building projects companies (SIC 41100) currently registered in Harrow, according to Companies House data.
The average development of building projects company in Harrow is 8.4 years old, based on incorporation dates recorded at Companies House.
Other leading locations for development of building projects include: Bristol (1,242), Leeds (1,014), Liverpool (1,012), Nottingham (976), Edinburgh (699).
Search, filter, and analyse 753 development of building projects companies in Harrow with AI-powered risk intelligence.
Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-04-05.