- Companies
- Installers
- Isima Limited
Isima Limited
- Company number
- 10746733
- Incorporated
- 28 Apr 20179 years trading
- Registered office
- 38 Reed Street, Cliffe, Kent, ME3 7UL
- Nature of business
- Other construction installation
Isima Limited is a 9-year-old private limited company registered in Cliffe, company number 10746733, one of the UK's installation companies (insulation, lifts, shutters and similar). Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £1,254 on the year before, to £1,363.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £93K against £88K owed within a year: 1.1 times cover.
- 2 employees 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 Mar 2025 | £1,363 | £93K | £88K | 2 | |
| 31 Mar 2024 | £109 | £34K | £30K | 2 | |
| 31 Mar 2023 | £23K | £111K | £79K | 1 | |
| 31 Mar 2022 | £52K | £146K | £78K | 1 | |
| 31 Mar 2021 | £3,825 | £73K | £45K | 2 | |
| 30 Apr 2020 | £6,215 | £8,943 | £25K | 2 | |
| 30 Apr 2019 | £2,303 | £25K | £92K | £91K | |
| 30 Apr 2018 | £2,805 | £15K | £36K | £35K | 0 |
Where Isima Limited is registered
The registered office is in Cliffe (ME3), in the Medway local authority area, South East. Show ME3 7UL on a map.
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What happens if Isima 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 10746733
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2017 (9 years ago)
- Registered office
- 38 Reed Street, Cliffe, Kent, ME3 7UL
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 27 November 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies
Other active installation companies (insulation, lifts, shutters and similar).
Frequently asked questions
When are Isima Limited's accounts due?
Isima Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Isima Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Isima Limited still trading?
Isima 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 Isima Limited do?
Isima Limited is registered under Other construction installation (SIC 43290).
How old is Isima Limited?
Isima Limited was incorporated on 28 April 2017, 9 years ago.
What is the penalty if Isima 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 Isima 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.