- Companies
- Electricians
- Swansea
- The Alternative Energy Centre Ltd
The Alternative Energy Centre Ltd
- Company number
- 14708158
- Incorporated
- 6 Mar 20233 years trading
- Registered office
- 4 High Street, Pontardawe, Swansea, SA8 4HU
- Nature of business
- Electrical installation
The Alternative Energy Centre Ltd is a 3-year-old private limited company registered in Swansea, company number 14708158, one of 148 electrical contractors in Swansea. Its next accounts are due at Companies House on 31 May 2028, and the CT600 for the period to 31 August 2027 is due at HMRC on 31 August 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 up £132K (+6%) on the year before, to £2.3M.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £2.5M against £142K owed within a year: more than 10 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2024 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2026 | £2.3M | £2.5M | £2.5M | £142K | 2 |
| 31 Aug 2026 | £2.2M | £2.5M | £2.6M | £366K | 2 |
| 31 Aug 2025 | £1.3M | £1.5M | £163K | 2 | |
| 31 Aug 2024 | £811K | £1.4M | £1.5M | £703K | 2 |
Where The Alternative Energy Centre Ltd is registered
The registered office is in Swansea (SA8), in the Neath Port Talbot local authority area, Wales. Show SA8 4HU on a map.
Other trade companies in SA8
- Pontardawe Hand Car Wash LtdCleaning companies
- BM Carpentry Solutions LimitedJoiners and carpenters
- MS Julian Building Services LimitedProperty developers
- 2MR Property LtdProperty developers
- Davies Groundworks and Construction LtdBuilders
- NJH Car Sales LimitedMotor traders
- The Cleaning Signature LimitedCleaning companies
- Olitill Property Development LtdProperty developers
Shared registered office
32 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if The Alternative Energy Centre 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 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2028 to 30 Jun 2028 | £150 |
| 1 to 3 months late | 1 Jul 2028 to 31 Aug 2028 | £375 |
| 3 to 6 months late | 1 Sep 2028 to 30 Nov 2028 | £750 |
| More than 6 months late | From 1 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 14708158
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2023 (3 years ago)
- Registered office
- 4 High Street, Pontardawe, Swansea, SA8 4HU
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2026
- Last confirmation statement
- 5 March 2026
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 Swansea
Other active electrical contractors registered in Swansea.
- Thermavolt Energy Solutions Ltd2025
- Three Phase Ltd2026
- Tidal Develop and Construct Ltd2026
- TPN Electrical Engineers Limited2004
- Tri-Energy Ltd2026
- Truecore Electrics Ltd2025
- Trydan Engineering Ltd2024
- Ulex Energy Ltd2025
All electrical contractors in Swansea · All trades in Swansea · Electricians across the UK
Frequently asked questions
When are The Alternative Energy Centre Ltd's accounts due?
The Alternative Energy Centre Ltd's next accounts are due at Companies House by 31 May 2028 (in 596 days), covering the period to 31 August 2027.
When is The Alternative Energy Centre Ltd's CT600 due?
The CT600 for the period to 31 August 2027 is due at HMRC by 31 August 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2028.
Is The Alternative Energy Centre Ltd still trading?
The Alternative Energy Centre 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 The Alternative Energy Centre Ltd do?
The Alternative Energy Centre Ltd is registered under Electrical installation (SIC 43210).
How old is The Alternative Energy Centre Ltd?
The Alternative Energy Centre Ltd was incorporated on 6 March 2023, 3 years ago.
What is the penalty if The Alternative Energy Centre 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 The Alternative Energy Centre 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.