- Companies
- Property developers
- Windsor
- KJ Build and Design Limited
KJ Build and Design Limited
- Company number
- 13524796
- Incorporated
- 22 Jul 20215 years trading
- Registered office
- Cottrill Mason Ltd, 13, Vansittart Estate, Windsor, Berkshire, SL4 1SE
- Nature of business
- Development of building projects
KJ Build and Design Limited is a 5-year-old private limited company registered in Windsor, company number 13524796, one of 67 property development companies in Windsor. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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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 £479 (-75.9%) on the year before, to -£1,110.
- Net assets rose in 2 of 3 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 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | -£1,110 | £1,110 | 0 | ||
| 31 Jul 2024 | -£631 | £631 | 1 | ||
| 31 Jul 2023 | -£643 | £643 | 1 | ||
| 31 Jul 2022 | -£761 | £761 | 1 |
Who runs and owns KJ Build and Design Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| P*** M*** | Director | Jul 2021 |
People with significant control (2)
Where KJ Build and Design Limited is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 1SE on a map.
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What happens if KJ Build and Design 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 13524796
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 July 2021 (5 years ago)
- Registered office
- Cottrill Mason Ltd, 13, Vansittart Estate, Windsor, Berkshire, SL4 1SE
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 21 July 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 Windsor
Other active property development companies registered in Windsor.
- Kse Investments Limited2014
- Lancaster Contracting Limited1984
- Larodde Ltd2016
- Lux Homes Developments Ltd2019
- Maldec Hatchet Farm Limited2026
- Megadesigns Limited2012
- Morethanbathroom Ltd2022
- Perfect Property Developments Ltd2020
All property development companies in Windsor · All trades in Windsor · Property developers across the UK
Frequently asked questions
When are KJ Build and Design Limited's accounts due?
KJ Build and Design Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is KJ Build and Design Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is KJ Build and Design Limited still trading?
KJ Build and Design 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 KJ Build and Design Limited do?
KJ Build and Design Limited is registered under Development of building projects (SIC 41100).
How old is KJ Build and Design Limited?
KJ Build and Design Limited was incorporated on 22 July 2021, 5 years ago.
Who runs KJ Build and Design Limited?
KJ Build and Design Limited has 1 active director, the longest-serving appointed in Jul 2021. Their names and service addresses are on the Companies House register.
Who owns KJ Build and Design Limited?
2 people or companies have significant control of KJ Build and Design Limited: an individual (owns 50% to 75% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if KJ Build and Design 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 KJ Build and Design 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.