- Companies
- Specialist contractors
- London
- Builderus Ltd
Builderus Ltd
- Company number
- 15531191
- Incorporated
- 29 Feb 20242 years trading
- Registered office
- 81 Hoe Street, London, E17 4SA
- Nature of business
- Other specialised construction activities n.e.c.
Builderus Ltd is a 2-year-old private limited company registered in London, company number 15531191, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 28 February 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Builderus Ltd is registered
The registered office is in London (E17), in the Waltham Forest local authority area, London. Show E17 4SA on a map.
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What happens if Builderus Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 15531191
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 February 2024 (2 years ago)
- Registered office
- 81 Hoe Street, London, E17 4SA
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 28 February 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- Building 360 Ltd2020
- Building A Safer Future Ltd2020
- Building Asset Intelligence Limited2025
- Building Design and Management Limited2017
- Building Industry Guidance Solutions Limited2007
- Building Services Consultancy Limited2016
- Building Your Dreams Ltd2025
- Buildly Property Services Ltd2026
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Builderus Ltd's accounts due?
Builderus Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Builderus Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Builderus Ltd still trading?
Builderus Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Builderus Ltd do?
Builderus Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Builderus Ltd?
Builderus Ltd was incorporated on 29 February 2024, 2 years ago.
What is the penalty if Builderus Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Builderus Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.