- Companies
- Electricians
- Cwmbran
- South Power Group Ltd
South Power Group Ltd
- Company number
- 17049523
- Incorporated
- 23 Feb 2026
- Registered office
- 213 Llantarnam Road, Llantarnam, Cwmbran, NP44 3BG
- Nature of business
- Electrical installation; Other publishing activities; Advertising agencies
South Power Group Ltd is a newly incorporated private limited company registered in Cwmbran, company number 17049523, one of 37 electrical contractors in Cwmbran. Its next accounts are due at Companies House on 23 November 2027, and its first CT600 is due at HMRC on 22 February 2028.
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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Who runs and owns South Power Group Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** W*** | Director | Feb 2026 |
Person with significant control
Where South Power Group Ltd is registered
The registered office is in Cwmbran (NP44), in the Torfaen local authority area, Wales. Show NP44 3BG on a map.
Other trade companies in NP44
- Compliant Fire Safety Solutions LtdInstallers
- V&K Solutions LimitedCivil engineering
- Pure Clean by Nichola LtdCleaning companies
- Amsof LimitedPlumbers and heating engineers
- Marchant Home Solutions Ltd LtdBuilders
- True Level Concrete LtdBuilders
- A2Z Tech LimitedMachinery repair and installation
- Days Ventilation Solutions LtdPlumbers and heating engineers
What happens if South Power Group 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 23 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 24 Nov 2027 to 23 Dec 2027 | £150 |
| 1 to 3 months late | 24 Dec 2027 to 23 Feb 2028 | £375 |
| 3 to 6 months late | 24 Feb 2028 to 23 May 2028 | £750 |
| More than 6 months late | From 24 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 17049523
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 February 2026
- Registered office
- 213 Llantarnam Road, Llantarnam, Cwmbran, NP44 3BG
- Nature of business
- Electrical installation (SIC 43210)
Other publishing activities (SIC 58190)
Advertising agencies (SIC 73110) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Cwmbran
Other active electrical contractors registered in Cwmbran.
- Squire-N Electrical (Wales) Limited2026
- Tai Gorwel Limited2017
- Turnleys Limited2009
- Twenty14 Ltd2024
- Wae Power Ltd2026
- Wired Power & Lighting Limited2022
- Wootton Group Renewables Ltd2024
- Airpure Property Services Ltd2026
All electrical contractors in Cwmbran · All trades in Cwmbran · Electricians across the UK
Frequently asked questions
When are South Power Group Ltd's accounts due?
South Power Group Ltd's next accounts are due at Companies House by 23 November 2027 (in 406 days), covering the period to 28 February 2027.
When is South Power Group 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 22 February 2027, due by 22 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is South Power Group Ltd still trading?
South Power Group 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 South Power Group Ltd do?
South Power Group Ltd is registered under Electrical installation (SIC 43210); Other publishing activities (SIC 58190); Advertising agencies (SIC 73110).
How old is South Power Group Ltd?
South Power Group Ltd was incorporated on 23 February 2026, less than a year ago.
Who runs South Power Group Ltd?
South Power Group Ltd has 1 active director, the longest-serving appointed in Feb 2026. Their names and service addresses are on the Companies House register.
Who owns South Power Group Ltd?
One person or company has significant control of South Power Group Ltd: an individual (owns 75% or more of the shares).
What is the penalty if South Power Group 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 South Power Group 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.