- Company number
- 16630920
- Incorporated
- 5 Aug 20251 year trading
- Registered office
- 11 Stratton Road, Romford, RM3 9UH
- Nature of business
- Construction of domestic buildings; Joinery installation; Painting; Roofing activities
Don Build Ltd is a 1-year-old private limited company registered in Romford, company number 16630920, one of 911 building contractors in Romford. Its next accounts are due at Companies House on 5 May 2027, and its first CT600 is due at HMRC on 4 August 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Don Build Ltd is registered
The registered office is in Romford (RM3), in the Havering local authority area, London. Show RM3 9UH on a map.
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What happens if Don Build 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 5 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 May 2027 to 5 Jun 2027 | £150 |
| 1 to 3 months late | 6 Jun 2027 to 5 Aug 2027 | £375 |
| 3 to 6 months late | 6 Aug 2027 to 5 Nov 2027 | £750 |
| More than 6 months late | From 6 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16630920
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 August 2025 (1 year ago)
- Registered office
- 11 Stratton Road, Romford, RM3 9UH
- Nature of business
- Construction of domestic buildings (SIC 41202)
Joinery installation (SIC 43320)
Painting (SIC 43341)
Roofing activities (SIC 43910) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 4 August 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Romford
Other active building contractors registered in Romford.
- DPR Construction Ltd2025
- Dragan Group Ltd2023
- Dragon Stonework Ltd2018
- Drazhi Construction Ltd2021
- Dream Living Spaces Ltd2026
- Dream Team Contract Limited2016
- Drews Property Maintenance Limited2014
- Drill Or No Drill Ltd2025
All building contractors in Romford · All trades in Romford · Builders across the UK
Frequently asked questions
When are Don Build Ltd's accounts due?
Don Build Ltd's next accounts are due at Companies House by 5 May 2027 (in 205 days), covering the period to 31 August 2026.
When is Don Build Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 4 August 2026, due by 4 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Don Build Ltd still trading?
Don Build 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 Don Build Ltd do?
Don Build Ltd is registered under Construction of domestic buildings (SIC 41202); Joinery installation (SIC 43320); Painting (SIC 43341); Roofing activities (SIC 43910).
How old is Don Build Ltd?
Don Build Ltd was incorporated on 5 August 2025, 1 year ago.
What is the penalty if Don Build 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 Don Build 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.