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Company profile · Electricians
Testpro Electrical Ltd
Testpro Electrical Ltd is a 3-year-old private limited company registered in Ammanford, company number 15073041, one of 16 electrical contractors in Ammanford. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 August 2025, as filed at Companies House.
Testpro Electrical Ltd over the years
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 £561 (+78.8%) on the year before, to £1,273.
- Current assets of £1,682 against £13K owed within a year: 0.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £1,273 | £1,682 | £13K | 2 | |
| 31 Aug 2024 | £712 | £1,932 | £17K | 2 |
Where Testpro Electrical Ltd is registered
The registered office is in Ammanford (SA18), in the Carmarthenshire local authority area, Wales. Show SA18 1NH on a map.
Other trade companies in SA18
- Ace Resin Group LtdFinishing trades
- Dyfed Engineering LtdElectricians
- Serval Mechanical & Fabrication LtdMechanics and garages
- Timber and Trade Solutions LtdBuilders
- West Wales Cleaning Group LtdCleaning companies
- Carpet Confession LtdCleaning companies
- Elite Painting Solutions LtdPainters and decorators
- Dafku Construction LtdCivil engineering
What happens if Testpro Electrical 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2028 | 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
- 15073041
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 August 2023 (3 years ago)
- Registered office
- 19 Cwmamman Road, Garnant, Ammanford, Dyfed, SA18 1NH
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 7 August 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 Ammanford
Other active electrical contractors registered in Ammanford.
- Amcat Service Ltd2022
- Christian Davies LK Limited2018
- D Davies Electrical Services Ltd2011
- Dinefwr Electrical & Solar Ltd2023
- Djec Ltd2019
- Dyfed Engineering Ltd2026
- Illuminate Electrical Services Ltd2019
- Jacksons Electrical Services Ltd2013
All electrical contractors in Ammanford · All trades in Ammanford · Electricians across the UK
Frequently asked questions
When are Testpro Electrical Ltd's accounts due?
Testpro Electrical Ltd's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Testpro Electrical Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Testpro Electrical Ltd still trading?
Testpro Electrical Ltd is listed as active on the Companies House register (checked 12 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 Testpro Electrical Ltd do?
Testpro Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Testpro Electrical Ltd?
Testpro Electrical Ltd was incorporated on 15 August 2023, 3 years ago.
What is the penalty if Testpro Electrical 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 Testpro Electrical Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.