- Companies
- Property developers
- Dronfield
- Castle House Projects Limited
Castle House Projects Limited
- Company number
- 10630496
- Incorporated
- 21 Feb 20179 years trading
- Registered office
- Southcote Manor Pentland Road, Dronfield Woodhouse, Dronfield, S18 8ZQ
- Nature of business
- Development of building projects
Castle House Projects Limited is a 9-year-old private limited company registered in Dronfield, company number 10630496, one of 27 property development companies in Dronfield. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £13K (-3.5%) on the year before, to £361K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £1.8M against £1.5M owed within a year: 1.2 times cover.
- 6 employees on average, up from 5 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £361K | £1.1M | £1.8M | £1.5M | 6 |
| 20 Aug 2024 | £374K | £631K | £1M | £695K | 5 |
| 20 Aug 2023 | £374K | £437K | £943K | £569K | 3 |
| 20 Aug 2022 | £346K | £472K | £1.1M | £716K | 2 |
| 20 Aug 2021 | -£73K | £18K | £30K | £103K | 1 |
| 20 Aug 2020 | £51K | £64K | £139K | £88K | 1 |
| 20 Aug 2019 | £31K | £43K | £44K | £12K | 1 |
Who runs and owns Castle House Projects Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| A*** B*** | Director | Mar 2018 |
| A*** B*** | Secretary | Oct 2022 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| A*** S*** | Director | Mar 2018 | Aug 2022 |
| D*** S*** | Director | Feb 2017 | Oct 2022 |
Person with significant control
Where Castle House Projects Limited is registered
The registered office is in Dronfield (S18), in the North East Derbyshire local authority area, East Midlands. Show S18 8ZQ on a map.
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What happens if Castle House Projects 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 10630496
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 February 2017 (9 years ago)
- Registered office
- Southcote Manor Pentland Road, Dronfield Woodhouse, Dronfield, S18 8ZQ
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 12 May 2026
- Previous names
- Sivil Projects Limited (until 6 Mar 2023)
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 Dronfield
Other active property development companies registered in Dronfield.
- CM Services Construction Ltd2025
- Cooper Renovations Limited2023
- Crispfine Property Renovations Ltd2017
- D C Booth Property Ltd2025
- Dreamstone Developments Limited2013
- Ed & Harp Design and Build Limited2021
- Ed & Harp Properties Limited2016
- GKL Project Management Limited2022
All property development companies in Dronfield · All trades in Dronfield · Property developers across the UK
Frequently asked questions
When are Castle House Projects Limited's accounts due?
Castle House Projects Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Castle House Projects Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Castle House Projects Limited still trading?
Castle House Projects 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 House Projects Limited do?
Castle House Projects Limited is registered under Development of building projects (SIC 41100).
How old is Castle House Projects Limited?
Castle House Projects Limited was incorporated on 21 February 2017, 9 years ago.
Who runs Castle House Projects Limited?
Castle House Projects Limited has 1 active director, the longest-serving appointed in Mar 2018. Their names and service addresses are on the Companies House register.
Who owns Castle House Projects Limited?
One person or company has significant control of Castle House Projects Limited: Castleshouse Holdings Ltd (owns 75% or more of the shares).
What is the penalty if Castle House Projects 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 House Projects 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.