- Companies
- Plumbers and heating engineers
- Birmingham
- Air Vent Quality Ltd
Air Vent Quality Ltd
- Company number
- 12086439
- Incorporated
- 5 Jul 20197 years trading
- Registered office
- 21 Calver Grove, Birmingham, B44 9BE
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
Air Vent Quality Ltd is a 7-year-old private limited company registered in Birmingham, company number 12086439, one of 475 plumbing and heating companies in Birmingham. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £23K (+87.4%) on the year before, to £49K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £129K against £81K owed within a year: 1.6 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £49K | £129K | £81K | 2 | |
| 31 Jul 2024 | £26K | 1 | |||
| 31 Jul 2023 | -£4,166 | 0 | |||
| 31 Jul 2022 | -£3,531 | 0 | |||
| 31 Jul 2021 | -£2,477 | 1 | |||
| 31 Jul 2020 | £380 | 2 |
Where Air Vent Quality Ltd is registered
The registered office is in Birmingham (B44), in the Birmingham local authority area, West Midlands. Show B44 9BE on a map.
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What happens if Air Vent Quality 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12086439
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 July 2019 (7 years ago)
- Registered office
- 21 Calver Grove, Birmingham, B44 9BE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 9 June 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Birmingham
Other active plumbing and heating companies registered in Birmingham.
- Airconditioning and Mechanical Services Limited2008
- Airpro Air Conditioning Limited2022
- Aj Gas & Plumbing Ltd2024
- Ajf Plumbing Limited2022
- Ak Eco Energy Ltd2020
- Akaal Purkh Heating Ltd2020
- All Aspects Heating Ltd2006
- All Gas Maintenance Ltd2026
All plumbing and heating companies in Birmingham · All trades in Birmingham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Air Vent Quality Ltd's accounts due?
Air Vent Quality Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Air Vent Quality Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Air Vent Quality Ltd still trading?
Air Vent Quality 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 Air Vent Quality Ltd do?
Air Vent Quality Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Air Vent Quality Ltd?
Air Vent Quality Ltd was incorporated on 5 July 2019, 7 years ago.
What is the penalty if Air Vent Quality 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 Air Vent Quality 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.