- Company number
- 15087356
- Incorporated
- 21 Aug 20233 years trading
- Registered office
- 11 Penrhys Road, Tylorstown, Ferndale, CF43 3BB
- Nature of business
- Construction of domestic buildings
SJG Home Improvements 2023 Ltd is a 3-year-old private limited company registered in Ferndale, company number 15087356, one of 5 building contractors in Ferndale. Companies House shows its accounts as overdue: they were due on 31 May 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where SJG Home Improvements 2023 Ltd is registered
The registered office is in Ferndale (CF43), in the Rhondda Cynon Taf local authority area, Wales. Show CF43 3BB on a map.
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- NS Performance LtdMotor traders
- SJ Vision Carpentry LtdJoiners and carpenters
- Markin Construction LtdFinishing trades
- Darc Electrical LtdElectricians
- Gwaith Autobody Repairs LtdMechanics and garages
- Global Energy Insulation LtdInstallers
What happens if SJG Home Improvements 2023 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 Jun 2026 to 30 Jun 2026 | £150 |
| 1 to 3 months late | 1 Jul 2026 to 31 Aug 2026 | £375 |
| 3 to 6 months late | 1 Sep 2026 to 30 Nov 2026 | £750 |
| More than 6 months late | From 1 Dec 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2026 | £200 |
| 3 months late | 30 Nov 2026 | another £200 |
| 6 months late | 28 Feb 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15087356
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2023 (3 years ago)
- Registered office
- 11 Penrhys Road, Tylorstown, Ferndale, CF43 3BB
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2024
- Last confirmation statement
- 20 August 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.
Similar companies in Ferndale
Other active building contractors registered in Ferndale.
- TJ'S Elite Contracts Ltd2020
- GRJ Interiors Limited2015
- I.G. Carpentry Ltd2003
- Maxiemum Construction Limited2019
All building contractors in Ferndale · All trades in Ferndale · Builders across the UK
Frequently asked questions
When are SJG Home Improvements 2023 Ltd's accounts due?
SJG Home Improvements 2023 Ltd's accounts were due at Companies House on 31 May 2026 and the register shows them as overdue.
When is SJG Home Improvements 2023 Ltd's CT600 due?
The CT600 for the period to 31 August 2025 is due at HMRC by 31 August 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2026.
Is SJG Home Improvements 2023 Ltd still trading?
SJG Home Improvements 2023 Ltd is listed as active on the Companies House register (checked 13 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 SJG Home Improvements 2023 Ltd do?
SJG Home Improvements 2023 Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is SJG Home Improvements 2023 Ltd?
SJG Home Improvements 2023 Ltd was incorporated on 21 August 2023, 3 years ago.
What is the penalty if SJG Home Improvements 2023 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 SJG Home Improvements 2023 Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.