- Companies
- Property developers
- Didcot
- Millbrook Development Limited
Millbrook Development Limited
- Company number
- 17449328
- Incorporated
- 9 Sep 2026
- Registered office
- Ashbrook House Westbrook Street, Blewbury, Didcot, Oxfordshire, OX11 9QA
- Nature of business
- Development of building projects; Construction of domestic buildings
Millbrook Development Limited is a newly incorporated private limited company registered in Didcot, company number 17449328, one of 23 property development companies in Didcot. Its next accounts are due at Companies House on 9 June 2028, and its first CT600 is due at HMRC on 8 September 2028.
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 Millbrook Development Limited is registered
The registered office is in Didcot (OX11), in the Vale of White Horse local authority area, South East. Show OX11 9QA on a map.
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Also registered at this address
1 other company uses the same registered office as Millbrook Development Limited.
- Ashbrook LimitedProperty developers
What happens if Millbrook Development Limited 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 9 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Jun 2028 to 9 Jul 2028 | £150 |
| 1 to 3 months late | 10 Jul 2028 to 9 Sep 2028 | £375 |
| 3 to 6 months late | 10 Sep 2028 to 9 Dec 2028 | £750 |
| More than 6 months late | From 10 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17449328
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 September 2026
- Registered office
- Ashbrook House Westbrook Street, Blewbury, Didcot, Oxfordshire, OX11 9QA
- Nature of business
- Development of building projects (SIC 41100)
Construction of domestic buildings (SIC 41202) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Didcot
Other active property development companies registered in Didcot.
- Myla Homes Ltd2025
- Oakdell Properties Limited2006
- Oxonian Developments Limited2009
- Rickstone Property Consulting Ltd2021
- Sib Property Ltd2009
- Swaran Property Development Ltd2026
- The Harwell Quad One Limited2016
- The Harwell Science and Innovation Campus No.5 Nominee Limited2026
All property development companies in Didcot · All trades in Didcot · Property developers across the UK
Frequently asked questions
When are Millbrook Development Limited's accounts due?
Millbrook Development Limited's next accounts are due at Companies House by 9 June 2028 (in 606 days), covering the period to 30 September 2027.
When is Millbrook Development Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 8 September 2027, due by 8 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Millbrook Development Limited still trading?
Millbrook Development Limited 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 Millbrook Development Limited do?
Millbrook Development Limited is registered under Development of building projects (SIC 41100); Construction of domestic buildings (SIC 41202).
How old is Millbrook Development Limited?
Millbrook Development Limited was incorporated on 9 September 2026, less than a year ago.
What is the penalty if Millbrook Development Limited 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 Millbrook Development Limited 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.