- Companies
- Plumbers and heating engineers
- Neath
- South Wales Renewables Limited
South Wales Renewables Limited
- Company number
- 16004191
- Incorporated
- 8 Oct 20242 years trading
- Registered office
- 110 Old Road, Neath, SA11 2BU
- Nature of business
- Plumbing, heat and air-conditioning installation
South Wales Renewables Limited is a 2-year-old private limited company registered in Neath, company number 16004191, one of 32 plumbing and heating companies in Neath. Its next accounts are due at Companies House on 8 January 2027, and its first CT600 is due at HMRC on 7 October 2026.
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.
Is this your company?
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Where South Wales Renewables Limited is registered
The registered office is in Neath (SA11), in the Neath Port Talbot local authority area, Wales. Show SA11 2BU on a map.
Other trade companies in SA11
- A to Z Roofing & Property Maintenance LtdInstallers
- Kalies LtdProperty developers
- Tawe Capital LtdMotor traders
- Alewisindustrial LtdCleaning companies
- MJR Contracting LtdSpecialist contractors
- Joshjones Industrial LtdCleaning companies
- Phillips Roofing & Son LtdRoofers
- D&D Property Developments LimitedProperty developers
Also registered at this address
1 other company uses the same registered office as South Wales Renewables Limited.
- RDB Eco Heat LtdPlumbers and heating engineers
What happens if South Wales Renewables 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 8 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 9 Jan 2027 to 8 Feb 2027 | £150 |
| 1 to 3 months late | 9 Feb 2027 to 8 Apr 2027 | £375 |
| 3 to 6 months late | 9 Apr 2027 to 8 Jul 2027 | £750 |
| More than 6 months late | From 9 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Oct 2026 | £200 |
| 3 months late | 30 Jan 2027 | another £200 |
| 6 months late | 30 Apr 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Oct 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
- 16004191
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 October 2024 (2 years ago)
- Registered office
- 110 Old Road, Neath, SA11 2BU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 October (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 7 October 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Neath
Other active plumbing and heating companies registered in Neath.
- The Plumbing and Heating Doctors Ltd2025
- Ajt Mechanical and Plumbing Engineers Ltd2023
- Boiler Boyz (South Wales) Limited2026
- C&T Eco Consultants Ltd2014
- Cool-Link Limited2021
- Court's Gas Ltd2019
- D. J. Commercial Services Limited2017
- F and T Refrigeration Limited1984
All plumbing and heating companies in Neath · All trades in Neath · Plumbers and heating engineers across the UK
Frequently asked questions
When are South Wales Renewables Limited's accounts due?
South Wales Renewables Limited's next accounts are due at Companies House by 8 January 2027 (in 87 days), covering the period to 30 October 2025.
When is South Wales Renewables 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 7 October 2025, due by 7 October 2026, and one for the period to 30 October 2025, due by 30 October 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is South Wales Renewables Limited still trading?
South Wales Renewables Limited 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 South Wales Renewables Limited do?
South Wales Renewables Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is South Wales Renewables Limited?
South Wales Renewables Limited was incorporated on 8 October 2024, 2 years ago.
What is the penalty if South Wales Renewables 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 South Wales Renewables Limited 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.