586 active companies are registered in North Harrow with Companies House. Out of 637 companies ever registered here, 0 are no longer active — a 92% survival rate. Business formation remains steady, with 45.1% of current companies established since 2020. A wave of registrations in the 2010s accounts for 39% of active companies, pointing to a decade of strong entrepreneurial activity. The most common industry sector is buying and selling of own real estate, with 46 companies. North Harrow is home to 17 FCA-regulated firms. The average company age is 9.8 years. The earliest company registration in North Harrow dates back to 1947.
Source: Companies House register via UVAGATRON, April 2026
A diverse local economy with no single sector accounting for more than 15% of businesses.
The average active company in North Harrow is 9.8 years old. There are 17 <Link href="/glossary/fca-financial-conduct-authority">FCA-regulated firms</Link> in the area. 1 registered charities operate locally.
Companies in North Harrow have been awarded 3 government contracts with a combined value of £55.8M. See the Top Government Contractors report.
There are 586 active companies registered in North Harrow, out of 637 total. 0 (0%) are no longer active.
The top industries in North Harrow include Buying and selling of own real estate (46 companies), Other letting and operating of own or leased real estate (44 companies), Management consultancy activities other than financial management (32 companies).
45.1% of currently active companies in North Harrow were incorporated since 2020, indicating strong recent growth.
Our database contains 3,782 data signals across 10 categories for active companies in North Harrow. The largest category is Governance with 1,827 signals from 4 sources.
The oldest company registration in North Harrow dates back to 1947, spanning over 79 years of business history.