- Companies
- Installers
- WJ Construction Limited
WJ Construction Limited
- Company number
- 10598667
- Incorporated
- 3 Feb 20179 years trading
- Registered office
- Brickfield House, High Road, Thornwood, Epping, CM16 6TH
- Nature of business
- Other construction installation
WJ Construction Limited is a 9-year-old private limited company registered in Thornwood, company number 10598667, one of the UK's installation companies (insulation, lifts, shutters and similar). Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £1,958 (+270.4%) on the year before, to £2,682.
- Current assets of £66K against £65K owed within a year: 1.0 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £2,682 | £22K | £66K | £65K | 3 |
| 29 Feb 2024 | £724 | £2,272 | £60K | £63K | 3 |
Where WJ Construction Limited is registered
The registered office is in Thornwood (CM16), in the Epping Forest local authority area, East of England. Show CM16 6TH on a map.
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What happens if WJ 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 10598667
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 February 2017 (9 years ago)
- Registered office
- Brickfield House, High Road, Thornwood, Epping, CM16 6TH
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 2 February 2026
- Previous names
- Egj Building Limited (until 27 Feb 2018)
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies
Other active installation companies (insulation, lifts, shutters and similar).
Frequently asked questions
When are WJ Construction Limited's accounts due?
WJ Construction Limited's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is WJ Construction Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is WJ Construction Limited still trading?
WJ 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 WJ Construction Limited do?
WJ Construction Limited is registered under Other construction installation (SIC 43290).
How old is WJ Construction Limited?
WJ Construction Limited was incorporated on 3 February 2017, 9 years ago.
What is the penalty if WJ 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 WJ 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.