- Company number
- 15231754
- Incorporated
- 24 Oct 20232 years trading
- Registered office
- 39 Hendon Lane, London, N3 1RY
- Nature of business
- Construction of domestic buildings
Knight James Construction Limited is a 2-year-old private limited company registered in London, company number 15231754, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 October 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2024
From the balance sheet at 31 October 2024, as filed at Companies House.
Where Knight James Construction Limited is registered
The registered office is in London (N3), in the Barnet local authority area, London. Show N3 1RY on a map.
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Also registered at this address
22 other companies use the same registered office as Knight James Construction Limited.
- Adacik Trading LimitedMotor traders
- Dixon8 LimitedProperty developers
- Francesco Sansostri Architects LimitedProperty developers
- Garden View NW3 LtdProperty developers
- Gloucester Drive LimitedProperty developers
- Jas Digby LimitedProperty developers
- JPR Courts LimitedInstallers
- Kelvin N5 LimitedProperty developers
- Knight Cap 3 LimitedProperty developers
- Knight Cap LimitedProperty developers
- Koukan Developments LtdProperty developers
- Luxe Lofts LtdBuilders
- NLDN Design LimitedBuilders
- O'Neill Stonework and Restorations LimitedFinishing trades
- Polidor Group Holdings LimitedProperty developers
- Pomc Property LimitedProperty developers
- Rie Nijo Architecture LimitedProperty developers
- ST. John Construction LimitedBuilders
- Stamford Brook Mews LimitedProperty developers
- Vitruvi LimitedProperty developers
- Westpole Avenue LimitedProperty developers
- WGR Property LimitedProperty developers
What happens if Knight James Construction 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 15231754
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 October 2023 (2 years ago)
- Registered office
- 39 Hendon Lane, London, N3 1RY
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 23 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.
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Other active building contractors registered in London.
- KNL Fire Protection Ltd2025
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- Koavs Solutions Ltd2023
- Kob Drylining Ltd2016
- Kobe Carpentry Ltd2020
- Kocevski Group Ltd2019
- Koci Construction Ltd2017
- Kodra Construction Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Knight James Construction Limited's accounts due?
Knight James Construction Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Knight James Construction Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 October 2025, due by 31 October 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Knight James Construction Limited still trading?
Knight James Construction 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 Knight James Construction Limited do?
Knight James Construction Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Knight James Construction Limited?
Knight James Construction Limited was incorporated on 24 October 2023, 2 years ago.
What is the penalty if Knight James Construction 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 Knight James Construction 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.