- Companies
- Installers
- London
- HNS Aluminium Systems Ltd
HNS Aluminium Systems Ltd
- Company number
- 11391178
- Incorporated
- 31 May 20188 years trading
- Registered office
- 26 Store Street, London, WC1E 7BT
- Nature of business
- Other construction installation; Joinery installation; Wholesale of wood, construction materials and sanitary equipment
HNS Aluminium Systems Ltd is a 8-year-old private limited company registered in London, company number 11391178, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £1,888 (-13.3%) on the year before, to £12K.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- Current assets of £76K against £64K owed within a year: 1.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £12K | £27K | £76K | £64K | 1 |
| 31 May 2024 | £14K | £35K | £73K | £59K | 1 |
| 31 May 2023 | £18K | £88K | £84K | £66K | 2 |
| 31 May 2022 | £19K | £63K | £128K | £108K | 1 |
| 31 May 2021 | -£7,477 | £69K | £158K | £165K | 1 |
| 31 May 2020 | -£19K | £47K | £66K | £86K | 1 |
| 31 May 2019 | £1,912 | £4,576 | £36K | £34K | 1 |
Where HNS Aluminium Systems Ltd is registered
The registered office is in London (WC1E), in the Camden local authority area, London. Show WC1E 7BT on a map.
Other trade companies in WC1E
- Apex Renovation Pros LtdBuilders
- MDL London LtdFinishing trades
- UK Arena Vehicle Co., LtdMotor traders
- Domotics Electrical LtdElectricians
- Construction Product Information LtdSpecialist contractors
- Building A Safer Future LtdSpecialist contractors
- Bloomsbury Construction Group LtdBuilders
- Gregoris London LtdElectricians
Also registered at this address
1 other company uses the same registered office as HNS Aluminium Systems Ltd.
- Construction Product Information LtdSpecialist contractors
What happens if HNS Aluminium Systems 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 11391178
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 May 2018 (8 years ago)
- Registered office
- 26 Store Street, London, WC1E 7BT
- Nature of business
- Other construction installation (SIC 43290)
Joinery installation (SIC 43320)
Wholesale of wood, construction materials and sanitary equipment (SIC 46730) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 16 May 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.
- HNS Services Limited2026
- Holst Ltd2014
- Holvem Ltd2026
- Homar Contracts Ltd2025
- Home Doors and Windows Limited2024
- Home Guru Constructions Ltd2022
- Home Improvement Store Ltd2022
- Home Locksmiths Ltd2025
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are HNS Aluminium Systems Ltd's accounts due?
HNS Aluminium Systems Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is HNS Aluminium Systems Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is HNS Aluminium Systems Ltd still trading?
HNS Aluminium Systems 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 HNS Aluminium Systems Ltd do?
HNS Aluminium Systems Ltd is registered under Other construction installation (SIC 43290); Joinery installation (SIC 43320); Wholesale of wood, construction materials and sanitary equipment (SIC 46730).
How old is HNS Aluminium Systems Ltd?
HNS Aluminium Systems Ltd was incorporated on 31 May 2018, 8 years ago.
What is the penalty if HNS Aluminium Systems 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 HNS Aluminium Systems 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.