- Companies
- Electricians
- Birmingham
- Isparx Security Solutions Ltd
Isparx Security Solutions Ltd
- Company number
- 10392031
- Incorporated
- 23 Sep 201610 years trading
- Registered office
- 1190A-1194 Stratford Road, Hall Green, Birmingham, B28 8AB
- Nature of business
- Electrical installation
Isparx Security Solutions Ltd is a 10-year-old private limited company registered in Birmingham, company number 10392031, one of 555 electrical contractors in Birmingham. Its next accounts are due at Companies House on 29 June 2027, and the CT600 for the period to 29 September 2026 is due at HMRC on 29 September 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 down £2,389 (-98.9%) on the year before, to £27.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- Current assets of £6,676 against £16K owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 Sep 2025 | £27 | £6,676 | £16K | 1 | |
| 29 Sep 2024 | £2,416 | £5,225 | £14K | 1 | |
| 30 Sep 2023 | £8,761 | £19K | £23K | 1 | |
| 30 Sep 2022 | £13K | £6,450 | £10K | 1 | |
| 29 Sep 2021 | £12K | £8,452 | £16K | 1 | |
| 30 Sep 2020 | £982 | £5,403 | £4,521 | 1 | |
| 30 Sep 2019 | £608 | £195 | £1,272 | 1 | |
| 29 Sep 2018 | £7,239 | £0 | £8,150 | ||
| 30 Sep 2017 | £744 | -£368 | £2,120 |
Where Isparx Security Solutions Ltd is registered
The registered office is in Birmingham (B28), in the Birmingham local authority area, West Midlands. Show B28 8AB on a map.
Other trade companies in B28
- FN Building Solutions LtdBuilders
- Atmoshaus LtdPlumbers and heating engineers
- Premium Mobile Tyres LtdMechanics and garages
- S Hollis Roofing and Sons LtdRoofers
- Arkley Motors LtdMotor traders
- Zpelectrical LtdElectricians
- Trustlane Vehicle LtdMotor traders
- Lumos Property Development LtdBuilders
What happens if Isparx Security Solutions 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 29 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Jun 2027 to 29 Jul 2027 | £150 |
| 1 to 3 months late | 30 Jul 2027 to 29 Sep 2027 | £375 |
| 3 to 6 months late | 30 Sep 2027 to 29 Dec 2027 | £750 |
| More than 6 months late | From 30 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Sep 2027 | £200 |
| 3 months late | 29 Dec 2027 | another £200 |
| 6 months late | 29 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Sep 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
- 10392031
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 September 2016 (10 years ago)
- Registered office
- 1190A-1194 Stratford Road, Hall Green, Birmingham, B28 8AB
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 29 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 September 2025
- Last confirmation statement
- 22 September 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 Birmingham
Other active electrical contractors registered in Birmingham.
- J & T Building Services Limited2005
- J Green Installations Ltd2012
- J I Lawrence Ltd2014
- J Jones Electrical & Facility Services Limited2023
- J P L Electrical Limited2000
- J. Electrical UK Limited2001
- J.D. Digital Installs Ltd2021
- J.P. Hyland Electrical Limited1997
All electrical contractors in Birmingham · All trades in Birmingham · Electricians across the UK
Frequently asked questions
When are Isparx Security Solutions Ltd's accounts due?
Isparx Security Solutions Ltd's next accounts are due at Companies House by 29 June 2027 (in 259 days), covering the period to 29 September 2026.
When is Isparx Security Solutions Ltd's CT600 due?
The CT600 for the period to 29 September 2026 is due at HMRC by 29 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 June 2027.
Is Isparx Security Solutions Ltd still trading?
Isparx Security Solutions Ltd is listed as active on the Companies House register (checked 13 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 Isparx Security Solutions Ltd do?
Isparx Security Solutions Ltd is registered under Electrical installation (SIC 43210).
How old is Isparx Security Solutions Ltd?
Isparx Security Solutions Ltd was incorporated on 23 September 2016, 10 years ago.
What is the penalty if Isparx Security Solutions 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 Isparx Security Solutions Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.