- Companies
- Installers
- Mitcham
- A.I.R. Loft Conversion Ltd
A.I.R. Loft Conversion Ltd
- Company number
- 15740375
- Incorporated
- 25 May 20242 years trading
- Registered office
- 31 Vale Road, Vale Road, Mitcham, Surrey, CR4 1NP
- Nature of business
- Other construction installation
A.I.R. Loft Conversion Ltd is a 2-year-old private limited company registered in Mitcham, company number 15740375, one of 37 installation companies (insulation, lifts, shutters and similar) in Mitcham. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
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 £2,233 (+55.3%) on the year before, to £6,269.
- Current assets of £3,766 against £2,503 owed within a year: 1.5 times cover.
- 1 employee on average, up from -1 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £6,269 | £3,766 | £2,503 | 1 | |
| 31 May 2025 | £4,036 | £1,622 | £2,414 | -1 |
Who runs and owns A.I.R. Loft Conversion Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| R*** C*** | Director | May 2024 |
People with significant control (2)
Where A.I.R. Loft Conversion Ltd is registered
The registered office is in Mitcham (CR4), in the Merton local authority area, London. Show CR4 1NP on a map.
Other trade companies in CR4
- Mendevo LimitedFloor and wall tilers
- Az Auto Body Repair LtdMechanics and garages
- Welcome Maintenance LimitedPainters and decorators
- Fixmot LtdMechanics and garages
- MPB Property Care LtdFinishing trades
- Aoo Building Services LtdBuilders
- LDN Plumbing Heating and Cooling LimitedPlumbers and heating engineers
- Dgha Construction LtdBuilders
What happens if A.I.R. Loft Conversion 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 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2029 | 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
- 15740375
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 May 2024 (2 years ago)
- Registered office
- 31 Vale Road, Vale Road, Mitcham, Surrey, CR4 1NP
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 24 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 Mitcham
Other active installation companies (insulation, lifts, shutters and similar) registered in Mitcham.
- Alex Dosaru Construction Ltd2023
- Bushby Builders Ltd2023
- Candiotto Solutions Ltd2025
- Carlos Serrao Building Services Limited2006
- Claz Building Limited2019
- Coonan Concrete Pumping Limited2001
- Eaman Building Services Limited2019
- G&P Facades Limited2025
All installation companies (insulation, lifts, shutters and similar) in Mitcham · All trades in Mitcham · Installers across the UK
Frequently asked questions
When are A.I.R. Loft Conversion Ltd's accounts due?
A.I.R. Loft Conversion Ltd's next accounts are due at Companies House by 29 February 2028 (in 504 days), covering the period to 31 May 2027.
When is A.I.R. Loft Conversion Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is A.I.R. Loft Conversion Ltd still trading?
A.I.R. Loft Conversion 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 A.I.R. Loft Conversion Ltd do?
A.I.R. Loft Conversion Ltd is registered under Other construction installation (SIC 43290).
How old is A.I.R. Loft Conversion Ltd?
A.I.R. Loft Conversion Ltd was incorporated on 25 May 2024, 2 years ago.
Who runs A.I.R. Loft Conversion Ltd?
A.I.R. Loft Conversion Ltd has 1 active director, the longest-serving appointed in May 2024. Their names and service addresses are on the Companies House register.
Who owns A.I.R. Loft Conversion Ltd?
2 people or companies have significant control of A.I.R. Loft Conversion Ltd: an individual (owns 50% to 75% of the shares); an individual (owns 50% to 75% of the shares).
What is the penalty if A.I.R. Loft Conversion 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 A.I.R. Loft Conversion 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.