- Companies
- Electricians
- Swansea
- Atex Installations Ltd
Atex Installations Ltd
- Company number
- 09666230
- Incorporated
- 1 Jul 201511 years trading
- Registered office
- 108 Marlborough Road, Brynmill, Swansea, SA2 0DY
- Nature of business
- Electrical installation
Atex Installations Ltd is a 11-year-old private limited company registered in Swansea, company number 09666230, one of 148 electrical contractors in Swansea. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 30 July 2026 is due at HMRC on 30 July 2027.
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 £2,423 (+93.1%) on the year before, to -£179.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | -£179 | £8,450 | £4,466 | 0 | |
| 31 Jul 2024 | -£2,602 | £5,011 | £3,548 | 0 | |
| 31 Jul 2023 | -£1,989 | £535 | £882 | 0 | |
| 31 Jul 2022 | £27K | £37K | £8,353 | 0 | |
| 31 Jul 2021 | £11K | £28K | £2,859 | 0 | |
| 31 Jul 2020 | £9,547 | £15K | £5,893 | 0 | |
| 31 Jul 2019 | £11K | £17K | £6,008 | 0 | |
| 31 Jul 2018 | £1 | £1 | |||
| 31 Jul 2017 | £1 | ||||
| 31 Jul 2016 | £1 | £1 |
Where Atex Installations Ltd is registered
The registered office is in Swansea (SA2), in the Swansea local authority area, Wales. Show SA2 0DY on a map.
Other trade companies in SA2
- Living Landscapes Commercial LtdLandscapers and gardeners
- DC Plumbing & Construction LtdBuilders
- Ginger Property Services LimitedProperty developers
- Smart Space Living LtdJoiners and carpenters
- Paul Vernon HV Sap LimitedCivil engineering
- L.H Hiab & Recovery LimitedMechanics and garages
- Lewis Tarmac LtdCivil engineering
- Tolzini Cleaning Services LtdCleaning companies
What happens if Atex Installations 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Jul 2027 | £200 |
| 3 months late | 30 Oct 2027 | another £200 |
| 6 months late | 30 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jul 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
- 09666230
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 July 2015 (11 years ago)
- Registered office
- 108 Marlborough Road, Brynmill, Swansea, SA2 0DY
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 30 June 2025
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.
- Atlas Solar & Storage Limited2026
- Aurora Electrical & Maintenance Ltd2026
- Avernakis Ltd2022
- Awrb Solar & Storage Solutions Ltd2023
- Ayles M.E.C Ltd2023
- Bat Electrics Limited2025
- Bluetree Installations Ltd2014
- Bowen Hopkins Limited1980
All electrical contractors in Swansea · All trades in Swansea · Electricians across the UK
Frequently asked questions
When are Atex Installations Ltd's accounts due?
Atex Installations Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 30 July 2026.
When is Atex Installations Ltd's CT600 due?
The CT600 for the period to 30 July 2026 is due at HMRC by 30 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Atex Installations Ltd still trading?
Atex Installations 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 Atex Installations Ltd do?
Atex Installations Ltd is registered under Electrical installation (SIC 43210).
How old is Atex Installations Ltd?
Atex Installations Ltd was incorporated on 1 July 2015, 11 years ago.
What is the penalty if Atex Installations 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 Atex Installations 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.