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- High Wycombe
- Castle Building Contractors (High Wycombe) Limited
Castle Building Contractors (High Wycombe) Limited
- Company number
- 04564019
- Incorporated
- 16 Oct 200223 years trading
- Registered office
- 7 Sunters Wood Close, Booker, High Wycombe, Bucks, HP12 4DZ
- Nature of business
- Construction of domestic buildings
Castle Building Contractors (High Wycombe) Limited is a 23-year-old private limited company registered in High Wycombe, company number 04564019, one of 228 building contractors in High Wycombe. 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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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 up £16K (+38.6%) on the year before, to £59K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £99K against £76K owed within a year: 1.3 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £59K | £67K | £99K | £76K | 2 |
| 30 Nov 2024 | £42K | £86K | £91K | £89K | 2 |
| 30 Nov 2023 | £61K | £125K | £132K | £116K | 2 |
| 30 Nov 2022 | £61K | £118K | £119K | £107K | 2 |
| 30 Nov 2021 | £61K | £56K | £68K | £62K | 2 |
| 30 Nov 2020 | £133K | £94K | £103K | £30K | 2 |
| 30 Nov 2019 | £150K | £125K | £131K | £47K | 2 |
| 30 Nov 2018 | £140K | £107K | £110K | £42K | 2 |
| 30 Nov 2017 | £140K | £85K | £93K | £31K | 2 |
| 30 Nov 2016 | £144K | £109K | £114K | £56K |
Who runs and owns Castle Building Contractors (High Wycombe) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| D*** O*** | Director | Oct 2002 |
| M*** O*** | Director | Oct 2002 |
| M*** O*** | Secretary | Oct 2002 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| Brighton Secretary Ltd | Corporate Nominee Secretary | Oct 2002 | Oct 2002 |
| Brighton Director Ltd | Nominee director (company) | Oct 2002 | Oct 2002 |
People with significant control (2)
Where Castle Building Contractors (High Wycombe) Limited is registered
The registered office is in High Wycombe (HP12), in the Buckinghamshire local authority area, South East. Show HP12 4DZ on a map.
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What happens if Castle Building Contractors (High Wycombe) 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 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
- 04564019
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 October 2002 (23 years ago)
- Registered office
- 7 Sunters Wood Close, Booker, High Wycombe, Bucks, HP12 4DZ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 16 October 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in High Wycombe
Other active building contractors registered in High Wycombe.
- CCS Building Services Limited2007
- CCS Facades Ltd2007
- Chattelworth Limited2003
- Chiltern Homes (Bucks) Limited2023
- Cleancoat Property Services Ltd2026
- CMS Building (London) Ltd2011
- Colin Clarke Construction Limited1997
- Create Garden Rooms Ltd2021
All building contractors in High Wycombe · All trades in High Wycombe · Builders across the UK
Frequently asked questions
When are Castle Building Contractors (High Wycombe) Limited's accounts due?
Castle Building Contractors (High Wycombe) Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Castle Building Contractors (High Wycombe) Limited'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 Castle Building Contractors (High Wycombe) Limited still trading?
Castle Building Contractors (High Wycombe) 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 Castle Building Contractors (High Wycombe) Limited do?
Castle Building Contractors (High Wycombe) Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Castle Building Contractors (High Wycombe) Limited?
Castle Building Contractors (High Wycombe) Limited was incorporated on 16 October 2002, 23 years ago.
Who runs Castle Building Contractors (High Wycombe) Limited?
Castle Building Contractors (High Wycombe) Limited has 2 active directors, the longest-serving appointed in Oct 2002. Their names and service addresses are on the Companies House register.
Who owns Castle Building Contractors (High Wycombe) Limited?
2 people or companies have significant control of Castle Building Contractors (High Wycombe) Limited: an individual (has significant influence or control); an individual (has significant influence or control).
What is the penalty if Castle Building Contractors (High Wycombe) 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 Castle Building Contractors (High Wycombe) 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.