Construction, by SIC code.
A company counts here when it registered one of these codes at Companies House: 41100 development of building projects, 41201 construction of commercial buildings, 41202 construction of domestic buildings, and any code starting 43, the specialist trades such as demolition, electrical, plumbing, plastering and roofing.
The towns with the most new construction firms.
Registered in October 2026. Each town page names the newest, free.
| Town | New in October 2026 |
|---|---|
| London | 479 |
| Birmingham | 91 |
| Manchester | 89 |
| Glasgow | 58 |
| Liverpool | 50 |
| Bristol | 49 |
| Ilford | 48 |
| Leeds | 45 |
| Leicester | 44 |
| Luton | 41 |
A sample of the list.
The newest construction companies on the register. Every row is a real company; the email column is filled in on the file you receive, where we have a verified one.
| Company | Registered | Town | |
|---|---|---|---|
| AA PERFECT FINISH LTD | 31 October 2026 | Bradford, BD9 | |
| AKSES ELECTRICAL LTD | 31 October 2026 | London, N18 | |
| ALL-ROUND JOINERY LTD | 31 October 2026 | Glasgow, G75 | |
| ARDENT CONSTRUCTION MANAGEMENT LTD | 31 October 2026 | Newton Abbot, TQ12 | |
| ARKADION DEMOLITION LTD | 31 October 2026 | Loughborough, LE11 |
Short answers.
Which companies count as construction?
Companies that registered SIC 41100 development of building projects, 41201 commercial buildings, 41202 domestic buildings, or any code starting 43, the specialist trades such as electrical, plumbing, plastering and roofing.
How many construction companies are registered each month?
4,679 in October 2026 and 58,096 over the last twelve months, from the Companies House register.
Can I email a new construction company without its consent?
Yes, if it is a limited company. The ICO allows marketing emails to corporate bodies without prior consent; say who you are and offer a way to opt out. Every company in our lists is a limited company.
What does a list contain?
Every construction company our feed has for any month we hold, March to November 2026 today: name, number, registered address, directors, website, email and phone number where we find them.
What does it cost?
3p for each company, £15 minimum an order. Pick one month, any mix of months, or everything we hold for 10% off.
New construction firms, or established ones.
New firms by the month they registered, older firms by how long they have traded. The order page shows the count and the price for whatever you pick, before you pay.
Every list shows its count and price before you pay. Pay by card; within a minute an email tells you when your file will arrive.
Counts from the Companies House register, snapshot 1 November 2026. New construction companies by town · List of construction companies · For accountants · Every trade we cover