- Companies
- Electricians
- Southampton
- S Allen Electrical Ltd
S Allen Electrical Ltd
- Company number
- 11315465
- Incorporated
- 18 Apr 20188 years trading
- Registered office
- 33A Portsmouth Road, Southampton, SO19 9BA
- Nature of business
- Electrical installation
S Allen Electrical Ltd is a 8-year-old private limited company registered in Southampton, company number 11315465, one of 342 electrical contractors in Southampton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 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 down £23K (-40.4%) on the year before, to £34K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £59K against £51K owed within a year: 1.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2019 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £34K | £2,168 | £59K | £51K | 1 |
| 31 Mar 2025 | £57K | £1,390 | £80K | £30K | 1 |
| 31 Mar 2024 | £32K | £633 | £68K | £33K | 1 |
| 31 Mar 2023 | £15K | £1,801 | £46K | £27K | 1 |
| 31 Mar 2022 | £13K | £1,516 | £40K | £24K | 1 |
| 31 Mar 2021 | £674 | £4,838 | £34K | £29K | 1 |
| 31 Mar 2020 | £11K | £9,816 | £33K | £22K | 1 |
| 31 Mar 2019 | £8,316 | £6,016 | £23K | £20K |
Who runs and owns S Allen Electrical Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** A*** | Director | Apr 2018 |
Person with significant control
Where S Allen Electrical Ltd is registered
The registered office is in Southampton (SO19), in the Southampton local authority area, South East. Show SO19 9BA on a map.
Other trade companies in SO19
- 4LK Cleaning Company LtdCleaning companies
- Nest Path Properties LimitedBuilders
- Dautaj Groundworks LtdBuilders
- Craftline Carpentry Services LtdJoiners and carpenters
- Agape-Wise LimitedCleaning companies
- Cool Enterprises LtdPlumbers and heating engineers
- Jmac Carpentry & Building LtdPlasterers
- Auto Motive Dismantling - Amd LtdMotor traders
Also registered at this address
13 other companies use the same registered office as S Allen Electrical Ltd.
- Air Cool Mechanical Services LtdPlumbers and heating engineers
- Andrew Pritchard Services LimitedFloor and wall tilers
- Clean Freaks Group LimitedCleaning companies
- Des Res Cars LimitedMotor traders
- J&L Building & Landscapes LimitedBuilders
- L & A Flooring LtdFloor and wall tilers
- Mainclad LimitedFinishing trades
- MRG Brickwork Specialist LimitedFinishing trades
- Premier Autoglaze LimitedMechanics and garages
- Safe2Stay LtdCleaning companies
- Sharpe's Electrical Services LimitedElectricians
- SLS Construction (Southern) LtdCivil engineering
- Solent Tyre Services LtdMechanics and garages
What happens if S Allen 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11315465
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 April 2018 (8 years ago)
- Registered office
- 33A Portsmouth Road, Southampton, SO19 9BA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 17 April 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.
- S B Hurcombe Electrical Ltd2014
- S J Electrical (South) Limited2010
- S.E.B. Electrical Contractors Ltd2022
- SB Electrical & Building Maintenance Ltd2022
- Scammell Electrical Ltd2026
- SDB Property Services Limited2018
- SDS Electrical and Maintenance Limited2013
- Semboleletrical Ltd2026
All electrical contractors in Southampton · All trades in Southampton · Electricians across the UK
Frequently asked questions
When are S Allen Electrical Ltd's accounts due?
S Allen Electrical Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is S Allen Electrical Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is S Allen Electrical Ltd still trading?
S Allen Electrical 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 S Allen Electrical Ltd do?
S Allen Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is S Allen Electrical Ltd?
S Allen Electrical Ltd was incorporated on 18 April 2018, 8 years ago.
Who runs S Allen Electrical Ltd?
S Allen Electrical Ltd has 1 active director, the longest-serving appointed in Apr 2018. Their names and service addresses are on the Companies House register.
Who owns S Allen Electrical Ltd?
One person or company has significant control of S Allen Electrical Ltd: an individual (owns 75% or more of the shares).
What is the penalty if S Allen 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 S Allen Electrical 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.