- Companies
- Installers
- Blackwood
- LJF Windows Ltd
LJF Windows Ltd
- Company number
- 15794928
- Incorporated
- 22 Jun 20242 years trading
- Registered office
- 12 Orchard Court, Pontllanfraith, Blackwood, Gwent, NP12 2NG
- Nature of business
- Other construction installation; Glazing
LJF Windows Ltd is a 2-year-old private limited company registered in Blackwood, company number 15794928, one of 20 installation companies (insulation, lifts, shutters and similar) in Blackwood. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 £2,478 (-19.2%) on the year before, to £10K.
- Current assets of £14K against £8,132 owed within a year: 1.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £10K | £3,959 | £14K | £8,132 | 1 |
| 30 Jun 2025 | £13K | £489 | £12K | £4,889 | 1 |
Where LJF Windows Ltd is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 2NG on a map.
Other trade companies in NP12
- Hohm Property Group LtdProperty developers
- R&C Mechanics LimitedMechanics and garages
- M & R Property Solutions (SW) LimitedFinishing trades
- JLH Scaffolding LtdScaffolders
- SM Contracting SW LtdBuilders
- Top Notch Carpentry Services LimitedInstallers
- Cardiff Bathrooms LtdFinishing trades
- CB Brickwork & Building LtdSpecialist contractors
What happens if LJF Windows Ltd 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 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 2029 | 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
- 15794928
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 June 2024 (2 years ago)
- Registered office
- 12 Orchard Court, Pontllanfraith, Blackwood, Gwent, NP12 2NG
- Nature of business
- Other construction installation (SIC 43290)
Glazing (SIC 43342) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 21 June 2026
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 in Blackwood
Other active installation companies (insulation, lifts, shutters and similar) registered in Blackwood.
- Nesture Limited2015
- R L Landscaping and Driveways Limited2026
- S.A.T Utilities Ltd2017
- Sers (Solar & Renewable Technologies) Wales Limited2003
- Top Notch Carpentry Services Limited2026
- A Lane & Associates Limited2005
- A'hearne Cladding Ltd2025
- Bear Cladding Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Blackwood · All trades in Blackwood · Installers across the UK
Frequently asked questions
When are LJF Windows Ltd's accounts due?
LJF Windows Ltd's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is LJF Windows Ltd's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is LJF Windows Ltd still trading?
LJF Windows Ltd 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 LJF Windows Ltd do?
LJF Windows Ltd is registered under Other construction installation (SIC 43290); Glazing (SIC 43342).
How old is LJF Windows Ltd?
LJF Windows Ltd was incorporated on 22 June 2024, 2 years ago.
What is the penalty if LJF Windows 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 LJF Windows Ltd 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.