- Companies
- Property developers
- London
- James Curtis Construction Ltd
James Curtis Construction Ltd
- Company number
- 15987713
- Incorporated
- 30 Sep 20242 years trading
- Registered office
- 33B Granville Square, London, WC1X 9PD
- Nature of business
- Development of building projects; Construction of commercial buildings; Construction of domestic buildings; Construction of other civil engineering projects n.e.c.
James Curtis Construction Ltd is a 2-year-old private limited company registered in London, company number 15987713, one of 14,100 property development companies in London. Companies House shows its accounts as overdue: they were due on 30 June 2026.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where James Curtis Construction Ltd is registered
The registered office is in London (WC1X), in the Islington local authority area, London. Show WC1X 9PD on a map.
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What happens if James Curtis Construction Ltd files late
If the accounts reach Companies House today, the late filing penalty is £750 (£1,500 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2026 to 31 Jul 2026 | £150 |
| 1 to 3 months late | 1 Aug 2026 to 30 Sep 2026 | £375 |
| 3 to 6 months late | 1 Oct 2026 to 31 Dec 2026 | £750 |
| More than 6 months late | From 1 Jan 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2026 | £200 |
| 3 months late | 30 Dec 2026 | another £200 |
| 6 months late | 30 Mar 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2027 | 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
- 15987713
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 September 2024 (2 years ago)
- Registered office
- 33B Granville Square, London, WC1X 9PD
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Construction of other civil engineering projects n.e.c. (SIC 42990) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 29 September 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 London
Other active property development companies registered in London.
- James Dixon Architects Ltd2021
- James Rolfe Property Development Ltd2014
- James Vaughan Properties Limited2021
- Jamie Grace Developments Limited2004
- Jamm 26. Ltd2025
- Jamm Land Limited2022
- Jams Partnership Ltd2012
- Jandan Properties Limited2020
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are James Curtis Construction Ltd's accounts due?
James Curtis Construction Ltd's accounts were due at Companies House on 30 June 2026 and the register shows them as overdue.
When is James Curtis Construction Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 September 2025, due by 29 September 2026, and one for the period to 30 September 2025, due by 30 September 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is James Curtis Construction Ltd still trading?
James Curtis Construction Ltd is listed as active on the Companies House register (checked 12 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 James Curtis Construction Ltd do?
James Curtis Construction Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is James Curtis Construction Ltd?
James Curtis Construction Ltd was incorporated on 30 September 2024, 2 years ago.
What is the penalty if James Curtis Construction 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 James Curtis Construction Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.