- Companies
- Cleaning companies
- London
- Isquared Ltd
Isquared Ltd
- Company number
- 10396533
- Incorporated
- 27 Sep 201610 years trading
- Registered office
- 595 Holloway Road, Holloway Road, London, N19 4DJ
- Nature of business
- General cleaning of buildings
Isquared Ltd is a 10-year-old private limited company registered in London, company number 10396533, one of 5,627 cleaning companies in London. 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 up £4,809 (+133.1%) on the year before, to £8,423.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £5,163 against £4,927 owed within a year: 1.0 times cover.
- 2 employees 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £8,423 | £1,081 | £5,163 | £4,927 | 2 |
| 30 Sep 2024 | £3,614 | £375 | £1,494 | £3,828 | 2 |
| 30 Sep 2023 | £4,353 | £1,788 | £4,330 | £4,064 | 2 |
| 30 Sep 2022 | £624 | £567 | £2,677 | £4,730 | 1 |
| 30 Sep 2021 | -£13K | £1,966 | £2,630 | £6,079 | 0 |
| 30 Sep 2020 | -£13K | £405 | £1,069 | £3,503 | 1 |
| 30 Sep 2019 | £24 | £49 | £2,270 | £2,246 | 2 |
| 30 Sep 2018 | £285 | £10 | £1,739 | £1,454 | 2 |
| 30 Sep 2017 | £703 | £2,151 | £3,874 | £3,171 |
Where Isquared Ltd is registered
The registered office is in London (N19), in the Islington local authority area, London. Show N19 4DJ on a map.
Other trade companies in N19
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- Rams Property Services LtdSpecialist contractors
- Lushi Plumbing and Heating LtdPlumbers and heating engineers
- One Fix Gutter Solutions LtdRoofers
- Mmway Construction LtdSpecialist contractors
- Elio's Landscaping Ltd LtdBuilders
- Novix Smart Wash LtdMachinery repair and installation
- Alex Maintenance LtdPainters and decorators
What happens if Isquared 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
- 10396533
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 September 2016 (10 years ago)
- Registered office
- 595 Holloway Road, Holloway Road, London, N19 4DJ
- Nature of business
- General cleaning of buildings (SIC 81210)
- Year end
- 29 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 26 September 2025
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in London
Other active cleaning companies registered in London.
- Istaytoday Ltd2020
- IT Cleaning Services Ltd2023
- IT Deep Clean Ltd2022
- Iva Cleaning Services Ltd2005
- Ivak Cleaning Ltd2025
- Ivory Swan Services Ltd2026
- Ivs Cleaning Ltd2017
- Ivs Residential Cleaning Ltd2020
All cleaning companies in London · All trades in London · Cleaning companies across the UK
Frequently asked questions
When are Isquared Ltd's accounts due?
Isquared 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 Isquared 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 Isquared Ltd still trading?
Isquared 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 Isquared Ltd do?
Isquared Ltd is registered under General cleaning of buildings (SIC 81210).
How old is Isquared Ltd?
Isquared Ltd was incorporated on 27 September 2016, 10 years ago.
What is the penalty if Isquared 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 Isquared 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.