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- Oakstone Developments Limited
Company profile · Installers
Oakstone Developments Limited
Oakstone Developments Limited is a 39-year-old private limited company registered in Addingham Ilkley, company number 02073117, one of the UK's installation companies (insulation, lifts, shutters and similar). Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 31 December 2025, as filed at Companies House.
Oakstone Developments Limited over the years
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 up £143K (+7.9%) on the year before, to £2M.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £3.7M against £2M owed within a year: 1.9 times cover.
- 19 employees on average during the year.
- Balance sheets on record for 10 years, 2014 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £2M | £454K | £3.7M | £2M | 19 |
| 31 Dec 2024 | £1.8M | £685K | £3.4M | £1.7M | 19 |
| 30 Sep 2023 | £1.7M | £945K | £4M | £2.5M | 19 |
| 30 Sep 2022 | £2.1M | £244K | £4.9M | £3M | 20 |
| 30 Sep 2021 | £3.8M | £2M | £6.7M | £3.1M | 20 |
| 30 Sep 2019 | £3.1M | £2.1M | £4.9M | £1.9M | 22 |
| 30 Sep 2018 | £3.1M | £1.7M | £4.6M | £1.7M | 18 |
| 30 Sep 2016 | £1.9M | £1.2M | £3.1M | £1.4M | |
| 30 Sep 2015 | £1.1M | £578K | £2.6M | £1.7M | |
| 30 Sep 2014 | £573K | £183K | £1.6M | £1.2M |
Where Oakstone Developments Limited is registered
The registered office is in Addingham Ilkley (LS29), in the Bradford local authority area, Yorkshire and The Humber. Show LS29 0NQ on a map.
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What happens if Oakstone Developments 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 02073117
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 1986 (39 years ago)
- Registered office
- The Old Malt Kiln, Bolton Road, Addingham Ilkley, LS29 0NQ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 31 December 2025
- Charges (mortgages)
- 1 outstanding of 4 registered
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies
Other active installation companies (insulation, lifts, shutters and similar).
- C. Tavener & Son Limited1986
- A.J. Block Paving Contractors Limited1987
- Rothwell Robinson Limited1987
- Sims Installations Limited1987
- Gee Engineering Limited1987
- D.J. Chutter Limited1987
- D.B. Thermal Insulation Services Limited1987
- Space Plan Interiors Limited1987
Frequently asked questions
When are Oakstone Developments Limited's accounts due?
Oakstone Developments Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Oakstone Developments Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Oakstone Developments Limited still trading?
Oakstone Developments 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 Oakstone Developments Limited do?
Oakstone Developments Limited is registered under Other construction installation (SIC 43290).
How old is Oakstone Developments Limited?
Oakstone Developments Limited was incorporated on 12 November 1986, 39 years ago.
What is the penalty if Oakstone Developments 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 Oakstone Developments 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.