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  4. Oak House Design & Build Ltd

Oak House Design & Build Ltd

ActiveTotal exemption (full) accountsProperty developersMilton Keynes
Company number
12244935
Incorporated
4 Oct 20197 years trading
Registered office
2 Manor Farm Court Old Wolverton Road, Old Wolverton, Milton Keynes, Buckinghamshire, MK12 5NN
Nature of business
Development of building projects
Accounts
Overdue
Were due 30 Sep 2026
Net assets
-£279K▼
-157.6% on the year before
Employees
1
Average during the year
Checked with Companies House 13 Oct 2026

Oak House Design & Build Ltd is a 7-year-old private limited company registered in Milton Keynes, company number 12244935, one of 363 property development companies in Milton Keynes. Companies House shows its accounts as overdue: they were due on 30 September 2026.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
30 Sep 2026
Overdue by 13 days
For the period to 31 Dec 2025
CT600 due (first of two)
30 Sep 2026
Date passed (HMRC does not publish filings)
Period 1 Oct 2024 to 30 Sep 2025
CT600 due (second of two)
31 Dec 2026
in 79 days
Period 1 Oct 2025 to 31 Dec 2025
Corporation tax payment
1 Oct 2026
Date passed
9 months and 1 day after the period end
Confirmation statement
17 Aug 2027
in 308 days
Last made up to 3 Aug 2026

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Finances

From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.

  • Net assets down £170K (-157.6%) on the year before, to -£279K.
  • Net assets rose in 0 of 4 year-on-year comparisons on record.
  • 1 employee on average during the year.
  • Balance sheets on record for 5 years, 2020 to 2024.

Net assets by year

Net assets at each year end, 2020 to 2024-£200K-£100K£031 October 2020: net assets £100£100202031 October 2021: net assets £100£100202131 March 2022: net assets -£62K-£62K202231 March 2023: net assets -£108K-£108K202330 September 2024: net assets -£279K-£279K2024
Net assets at each year end, 2020 to 2024-£200K-£100K£031 October 2020: net assets £100£100202031 October 2021: net assets £100£100202131 March 2022: net assets -£62K-£62K202231 March 2023: net assets -£108K-£108K202330 September 2024: net assets -£279K-£279K2024
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Sep 2024-£279K£116K1
31 Mar 2023-£108K£134K1
31 Mar 2022-£62K£488£893K£140K0
31 Oct 2021£1000
31 Oct 2020£1000

Where Oak House Design & Build Ltd is registered

Oak House Design & Build Ltd's registered office on a map of the UK

The registered office is in Milton Keynes (MK12), in the Milton Keynes local authority area, South East. Show MK12 5NN on a map.

Other trade companies in MK12

Shared registered office

83 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if Oak House Design & Build Ltd files late

If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Oct 2026 to 31 Oct 2026£150
1 to 3 months late1 Nov 2026 to 31 Dec 2026£375
3 to 6 months late1 Jan 2027 to 31 Mar 2027£750
More than 6 months lateFrom 1 Apr 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Jan 2027£200
3 months late31 Mar 2027another £200
6 months late30 Jun 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Dec 2027another 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
12244935
Status
Active
Company type
Private limited company
Incorporated
4 October 2019 (7 years ago)
Registered office
2 Manor Farm Court Old Wolverton Road, Old Wolverton, Milton Keynes, Buckinghamshire, MK12 5NN
Nature of business
Development of building projects (SIC 41100)
Year end
30 September (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 September 2024
Last confirmation statement
3 August 2026
Charges (mortgages)
1 outstanding of 1 registered
Previous names
Grange Street Developments Limited (until 20 Jan 2026)

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 Milton Keynes

Other active property development companies registered in Milton Keynes.

All property development companies in Milton Keynes · All trades in Milton Keynes · Property developers across the UK

Frequently asked questions

When are Oak House Design & Build Ltd's accounts due?

Oak House Design & Build Ltd's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.

When is Oak House Design & 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 30 September 2025, due by 30 September 2026, and one for the period to 31 December 2025, due by 31 December 2026. Corporation tax is payable 9 months and 1 day after the end of each.

Is Oak House Design & Build Ltd still trading?

Oak House Design & Build Ltd is listed as active on the Companies House register (checked 13 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 Oak House Design & Build Ltd do?

Oak House Design & Build Ltd is registered under Development of building projects (SIC 41100).

How old is Oak House Design & Build Ltd?

Oak House Design & Build Ltd was incorporated on 4 October 2019, 7 years ago.

What is the penalty if Oak House Design & 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 Oak House Design & Build Ltd on Companies House for filed documents, officers and the full history.

Report an error on this page

Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.

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