- Companies
- Installers
- London
- Sloane Squared Interiors Ltd
Sloane Squared Interiors Ltd
- Company number
- 08448887
- Incorporated
- 18 Mar 201313 years trading
- Registered office
- 4TH Floor, 4 Tabernacle Street, London, EC2A 4LU
- Nature of business
- Other construction installation; Joinery installation
Sloane Squared Interiors Ltd is a 13-year-old private limited company registered in London, company number 08448887, one of 2,278 installation companies (insulation, lifts, shutters and similar) 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 down £75K (-12.4%) on the year before, to £525K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £556K against £53K owed within a year: more than 10 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 Sep 2025 | £525K | £305K | £556K | £53K | 0 |
| 30 Sep 2024 | £599K | £273K | £619K | £34K | 2 |
| 30 Sep 2023 | £642K | £979K | £350K | 3 | |
| 30 Sep 2022 | £137K | £260K | £136K | 2 | |
| 30 Sep 2021 | £36K | £158K | £126K | 2 | |
| 30 Sep 2020 | £1,465 | £66K | £46K | 2 | |
| 31 Mar 2019 | -£27K | £11K | £47K | 2 | |
| 31 Mar 2018 | £5,526 | ||||
| 31 Mar 2017 | £3,141 | ||||
| 31 Mar 2016 | £2,478 | £9,922 | £46K | £50K |
Where Sloane Squared Interiors Ltd is registered
The registered office is in London (EC2A), in the Islington local authority area, London. Show EC2A 4LU on a map.
Other trade companies in EC2A
- Simlan Management LtdCleaning companies
- Renova Secure LtdBuilders
- Auraglasspartitions LtdGlaziers
- A2D Professional Cleaning LtdCleaning companies
- Matson Co. LtdProperty developers
- Paint Hub LimitedMechanics and garages
- SJK Construction & Management LtdBuilders
- Cenlora Cleaning Group LtdCleaning companies
Shared registered office
74 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Sloane Squared Interiors 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
- 08448887
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 March 2013 (13 years ago)
- Registered office
- 4TH Floor, 4 Tabernacle Street, London, EC2A 4LU
- Nature of business
- Other construction installation (SIC 43290)
Joinery installation (SIC 43320) - Year end
- 29 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 19 March 2026
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 in London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- Slowin Ltd2017
- SM Access Flooring Ltd2013
- SM Maintence Limited2018
- Small Pipe Services Ltd2026
- Smart Home Energy Solutions Ltd2026
- Smart Scenery and Rigging Ltd2024
- Smartpro Homes Ltd2024
- SMKC Maintenance Ltd2024
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are Sloane Squared Interiors Ltd's accounts due?
Sloane Squared Interiors Ltd's next accounts are due at Companies House by 29 June 2027 (in 260 days), covering the period to 29 September 2026.
When is Sloane Squared Interiors 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 Sloane Squared Interiors Ltd still trading?
Sloane Squared Interiors 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 Sloane Squared Interiors Ltd do?
Sloane Squared Interiors Ltd is registered under Other construction installation (SIC 43290); Joinery installation (SIC 43320).
How old is Sloane Squared Interiors Ltd?
Sloane Squared Interiors Ltd was incorporated on 18 March 2013, 13 years ago.
What is the penalty if Sloane Squared Interiors 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 Sloane Squared Interiors 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.