Data / UK companies / Development of building projects
Development of building projects: 117,195 live UK companies with SIC code 41100
117,195 live UK companies list SIC code 41100, development of building projects, in the Companies House snapshot dated 1 November 2026. 11,413 of them were incorporated in the last 12 months and 8,050 have an accounts due date that had passed, and 8,688 have a proposal to strike them off the register.
SpecStream is the live web data engine for teams and agents. It reads the Companies House free company data every month, and this page is that reading. Ask for the companies you track by industry, place or incorporation date and each new company, strike off proposal or overdue accounts date arrives in your sheet, CRM, Slack or agent.
- 117,195Live companies
- 11,413Incorporated in the last 12 months
- 8,050Accounts overdue
- 8,688Strike off proposed
- 41100SIC code
- 1 November 2026Snapshot
Incorporations per year
Companies incorporated in each year that are still live in the 1 November 2026 snapshot. Companies that closed earlier are not counted, so older years read low.
| Year incorporated | Live companies |
|---|---|
| 2022 | 6,692 |
| 2023 | 7,292 |
| 2024 | 8,814 |
| 2025 | 11,344 |
| 2026 so far | 9,842 |
By region
| Region | Live companies |
|---|---|
| London | 30,981 |
| South East | 19,266 |
| North West | 11,287 |
| East of England | 11,077 |
| South West | 9,643 |
| West Midlands | 8,308 |
| Yorkshire and The Humber | 7,220 |
| East Midlands | 5,865 |
| Scotland | 4,793 |
| Wales | 3,695 |
| North East | 2,518 |
| Northern Ireland | 2,496 |
Towns with the most development of building projects companies
Towns with 100 or more live companies; a link opens the page for this industry in that town.
| Town | Region | Live companies |
|---|---|---|
| London | London | 21,461 |
| Manchester | North West | 1,903 |
| Birmingham | West Midlands | 1,484 |
| Bristol | South West | 1,293 |
| Liverpool | North West | 1,132 |
| Leeds | Yorkshire and The Humber | 1,106 |
| Glasgow | Scotland | 1,084 |
| Nottingham | East Midlands | 1,059 |
| Cardiff | Wales | 978 |
| Leicester | East Midlands | 819 |
| Harrow | London | 803 |
| Edinburgh | Scotland | 757 |
| Sheffield | Yorkshire and The Humber | 685 |
| Norwich | East of England | 649 |
| Ilford | London | 576 |
| Belfast | Northern Ireland | 536 |
| Northampton | East Midlands | 531 |
| Derby | East Midlands | 527 |
| Newcastle upon Tyne | North East | 526 |
| Southampton | South East | 510 |
| Coventry | West Midlands | 499 |
| Milton Keynes | South East | 468 |
| Bournemouth | South West | 465 |
| Poole | South West | 442 |
| Reading | South East | 435 |
Newest development of building projects companies
Newest first. Each row links to the Companies House record.
Updated November 7, 2026. Read from Companies House Free Company Data Product. Contains public sector information licensed under the Open Government Licence v3.0. Counts are of live companies in the Companies House snapshot dated 1 November 2026. The snapshot holds basic company data only: no officers and no persons with significant control. A company is counted under each SIC code it lists, up to four. A region is the part of the UK a postcode area mostly falls in. This page uses Companies House data and is not endorsed by Companies House. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.