- Companies
- Installers
- Stockton-on-Tees
- Mas Ventilation Solutions Ltd
Mas Ventilation Solutions Ltd
- Company number
- 13642127
- Incorporated
- 24 Sep 20215 years trading
- Registered office
- Richard House Sorbonne Close, Thornaby, Stockton-on-Tees, TS17 6DA
- Nature of business
- Other construction installation
Mas Ventilation Solutions Ltd is a 5-year-old private limited company registered in Stockton-on-Tees, company number 13642127, one of 65 installation companies (insulation, lifts, shutters and similar) in Stockton-on-Tees. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 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 £14K (-59.4%) on the year before, to £9,857.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £65K against £28K owed within a year: 2.3 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £9,857 | £65K | £28K | 1 | |
| 30 Sep 2024 | £24K | £73K | £22K | 1 | |
| 30 Sep 2023 | £9,020 | £25K | £25K | 1 | |
| 30 Sep 2022 | £35K | £53K | £18K | 1 |
Where Mas Ventilation Solutions Ltd is registered
The registered office is in Stockton-on-Tees (TS17), in the Stockton-on-Tees local authority area, North East. Show TS17 6DA on a map.
Other trade companies in TS17
- BJP Technical LimitedElectricians
- Summit Investments Group LtdMotor traders
- Damir Motors LtdMotor traders
- DMP Access LtdBuilders
- SS Offshore Services LimitedSpecialist contractors
- Fortis Trade LtdBuilders
- Agnika LimitedBuilders
- No. 5 Property Innovations LimitedElectricians
Also registered at this address
3 other companies use the same registered office as Mas Ventilation Solutions Ltd.
- Octopus Solutions Group LtdSpecialist contractors
- Prime Group Windows & Doors LtdGlaziers
- Purple Sage (London) LimitedRoofers
What happens if Mas Ventilation Solutions 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 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
- 13642127
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 September 2021 (5 years ago)
- Registered office
- Richard House Sorbonne Close, Thornaby, Stockton-on-Tees, TS17 6DA
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 23 September 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 Stockton-on-Tees
Other active installation companies (insulation, lifts, shutters and similar) registered in Stockton-on-Tees.
- Maw Safety Ltd2026
- Mickfeatherstonematerials Ltd2023
- MJM Lifting Limited2025
- Mre Inspection Ltd2023
- P Ward Building and Property Services Ltd2024
- Parkin Energy Ltd2025
- Passive Fire Containment Limited2023
- Peakman Telecoms Limited2024
All installation companies (insulation, lifts, shutters and similar) in Stockton-on-Tees · All trades in Stockton-on-Tees · Installers across the UK
Frequently asked questions
When are Mas Ventilation Solutions Ltd's accounts due?
Mas Ventilation Solutions Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Mas Ventilation Solutions Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Mas Ventilation Solutions Ltd still trading?
Mas Ventilation Solutions 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 Mas Ventilation Solutions Ltd do?
Mas Ventilation Solutions Ltd is registered under Other construction installation (SIC 43290).
How old is Mas Ventilation Solutions Ltd?
Mas Ventilation Solutions Ltd was incorporated on 24 September 2021, 5 years ago.
What is the penalty if Mas Ventilation Solutions 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 Mas Ventilation Solutions 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.