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- Blue Key Developments Ltd
Company profile · Property developers
Blue Key Developments Ltd
Blue Key Developments Ltd is a 8-year-old private limited company registered in Reading, company number 11085592, one of 355 property development companies in Reading. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 30 November 2025, as filed at Companies House.
Blue Key Developments Ltd 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 £207 on the year before, to £209.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £209 | £20K | 0 | ||
| 30 Nov 2024 | £2 | £2 | |||
| 30 Nov 2023 | £2 | £2 | |||
| 30 Nov 2022 | £2 | £2 | |||
| 30 Nov 2019 | £2 | ||||
| 30 Nov 2018 | £2 |
Where Blue Key Developments Ltd is registered
The registered office is in Reading (RG4), in the Reading local authority area, South East. Show RG4 7RS on a map.
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Also registered at this address
4 other companies use the same registered office as Blue Key Developments Ltd.
- 5 Toynbee Close LtdProperty developers
- Highmore Investments Freeholds LimitedProperty developers
- Maynard Green LtdProperty developers
- Toynbee Close Development LimitedProperty developers
What happens if Blue Key Developments 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 11085592
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 November 2017 (8 years ago)
- Registered office
- 64 Blenheim Road, Caversham, Reading, Berkshire, RG4 7RS
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Buying and selling of own real estate (SIC 68100) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 27 November 2025
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 Reading
Other active property development companies registered in Reading.
- Bougie Developments Ltd2021
- BR Property Development One Limited2022
- Breffor Group Limited2020
- Bridge Investments Reading Ltd2026
- Bucklebury Holdings Limited2022
- Bucklebury Investments Limited2020
- Calcot Developments Limited2002
- Calidus Homes Limited2009
All property development companies in Reading · All trades in Reading · Property developers across the UK
Frequently asked questions
When are Blue Key Developments Ltd's accounts due?
Blue Key Developments Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Blue Key Developments Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Blue Key Developments Ltd still trading?
Blue Key Developments 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 Blue Key Developments Ltd do?
Blue Key Developments Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Buying and selling of own real estate (SIC 68100).
How old is Blue Key Developments Ltd?
Blue Key Developments Ltd was incorporated on 28 November 2017, 8 years ago.
What is the penalty if Blue Key Developments 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 Blue Key Developments 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.