- Companies
- Electricians
- Tamworth
- Isis Control Systems Limited
Isis Control Systems Limited
- Company number
- 04248072
- Incorporated
- 9 Jul 200125 years trading
- Registered office
- 1B Neander, Lichfield Road Industrial Estate, Tamworth, Staffordshire, B79 7XA
- Nature of business
- Electrical installation
Isis Control Systems Limited is a 25-year-old private limited company registered in Tamworth, company number 04248072, one of 119 electrical contractors in Tamworth. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £42K (+18.2%) on the year before, to £271K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £456K against £202K owed within a year: 2.3 times cover.
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £271K | £183K | £456K | £202K | 0 |
| 30 Nov 2024 | £229K | £131K | £394K | £184K | 10 |
| 30 Nov 2023 | £206K | £184K | £307K | £113K | 10 |
| 30 Nov 2022 | £210K | £74K | £332K | £138K | 10 |
| 30 Nov 2021 | £210K | £116K | £313K | £128K | 11 |
| 30 Nov 2020 | £223K | £162K | £359K | £167K | 11 |
| 30 Nov 2019 | £281K | £117K | £459K | £195K | 12 |
| 30 Nov 2018 | £202K | £96K | £365K | £176K | |
| 30 Nov 2017 | £197K | £127K | £394K | £210K | |
| 30 Nov 2016 | £163K | £149K | £413K | £263K |
Where Isis Control Systems Limited is registered
The registered office is in Tamworth (B79), in the Tamworth local authority area, West Midlands. Show B79 7XA on a map.
Other trade companies in B79
- Under the Surface Cleaning Services LtdCleaning companies
- Bicars LtdMotor traders
- Tensho LtdMotor traders
- Hytower LimitedBuilders
- NRG (Midlands) LimitedElectricians
- Bobberhut LtdMechanics and garages
- Praetor Developments LtdProperty developers
- FPL Fibrepoint Linings LtdFinishing trades
What happens if Isis Control Systems 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 04248072
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 July 2001 (25 years ago)
- Registered office
- 1B Neander, Lichfield Road Industrial Estate, Tamworth, Staffordshire, B79 7XA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 9 July 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 Tamworth
Other active electrical contractors registered in Tamworth.
- J F Electrical Services (Midlands) Limited2004
- J.I.M Electrical Ltd2021
- Kelmoore Electrical Limited2013
- Knox Fire & Security Limited2011
- Kore Electrical Services Limited2023
- L Clarke's Electrical Ltd2025
- Lectaurus Electrical Ltd2023
- Live Sparks Media Ltd2024
All electrical contractors in Tamworth · All trades in Tamworth · Electricians across the UK
Frequently asked questions
When are Isis Control Systems Limited's accounts due?
Isis Control Systems Limited's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Isis Control Systems Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Isis Control Systems Limited still trading?
Isis Control Systems 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 Isis Control Systems Limited do?
Isis Control Systems Limited is registered under Electrical installation (SIC 43210).
How old is Isis Control Systems Limited?
Isis Control Systems Limited was incorporated on 9 July 2001, 25 years ago.
What is the penalty if Isis Control Systems 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 Isis Control Systems 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.