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- Armex Electrical Limited
Company profile · Electricians
Armex Electrical Limited
Armex Electrical Limited is a 9-year-old private limited company registered in Southampton, company number 10591173, one of 342 electrical contractors in Southampton. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 January 2025, as filed at Companies House.
Armex Electrical Limited 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 down £7,491 (-93.9%) on the year before, to £483.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £31K against £29K owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £483 | £18K | £31K | £29K | 1 |
| 31 Jan 2024 | £7,974 | £10K | £16K | £22K | 1 |
| 31 Jan 2023 | £2,057 | £13K | £15K | £12K | 1 |
| 31 Jan 2022 | £4,329 | £12K | £14K | £16K | 1 |
| 31 Jan 2021 | £4,646 | £12K | £17K | £8,916 | 1 |
| 31 Jan 2020 | £261 | £494 | £4,455 | £4,716 | 1 |
| 31 Jan 2019 | £19 | £896 | £1,846 | £14K | 1 |
| 31 Jan 2018 | £389 | £10 | £610 | £4,482 |
Where Armex Electrical Limited is registered
The registered office is in Southampton (SO31), in the Eastleigh local authority area, South East. Show SO31 8AH on a map.
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- Mars Eng. LtdMachinery repair and installation
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- Pride & Bloom LtdLandscapers and gardeners
- Hampshire Heating and Cooling LtdPlumbers and heating engineers
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- FSC Facilities Services LtdInstallers
- Fitton & Redding Services LimitedMechanics and garages
What happens if Armex Electrical 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 10591173
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 January 2017 (9 years ago)
- Registered office
- Low Lynn Bridge Road, Bursledon, Southampton, SO31 8AH
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 29 January 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 Southampton
Other active electrical contractors registered in Southampton.
- Arro Electrical Services Ltd2022
- Ashford and Staines Electrical Solutions Ltd2023
- Ashley Security Company Limited2001
- Aspect Electrical South Ltd2023
- Astrics Electrical Services Limited2006
- Aura Electrical Group Limited2026
- Automated Openings Ltd2026
- Av Electrical & Property Solutions Limited2020
All electrical contractors in Southampton · All trades in Southampton · Electricians across the UK
Frequently asked questions
When are Armex Electrical Limited's accounts due?
Armex Electrical Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Armex Electrical Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Armex Electrical Limited still trading?
Armex Electrical Limited 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 Armex Electrical Limited do?
Armex Electrical Limited is registered under Electrical installation (SIC 43210).
How old is Armex Electrical Limited?
Armex Electrical Limited was incorporated on 30 January 2017, 9 years ago.
What is the penalty if Armex Electrical 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 Armex Electrical Limited 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.