- Companies
- Plumbers and heating engineers
- Belfast
- Smash Vent Ltd
Smash Vent Ltd
- Company number
- NI722847
- Incorporated
- 23 Oct 20241 year trading
- Registered office
- Office 775,, 92 Castle Street, Belfast, BT1 1HE
- Nature of business
- Plumbing, heat and air-conditioning installation
Smash Vent Ltd is a 1-year-old private limited company registered in Belfast, company number NI722847, one of 99 plumbing and heating companies in Belfast. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 October 2025, as filed at Companies House.
Where Smash Vent Ltd is registered
The registered office is in Belfast (BT1), in the Belfast local authority area, Northern Ireland. Show BT1 1HE on a map.
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What happens if Smash Vent 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- NI722847
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 October 2024 (1 year ago)
- Registered office
- Office 775,, 92 Castle Street, Belfast, BT1 1HE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 22 October 2025
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 Belfast
Other active plumbing and heating companies registered in Belfast.
- Solar NRG Limited2022
- Spares Direct Belfast Ltd2016
- Stephen Davidson Gas Engineer Ltd2026
- Stephen Meneely Gas & Plumbing Ltd2013
- Surge Renewables Ltd2022
- Taylor Heating & Plumbing Limited1995
- Team Aqua Plumbing Services Ltd2020
- Total Heat (N.I.) Ltd2025
All plumbing and heating companies in Belfast · All trades in Belfast · Plumbers and heating engineers across the UK
Frequently asked questions
When are Smash Vent Ltd's accounts due?
Smash Vent Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Smash Vent Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Smash Vent Ltd still trading?
Smash Vent 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 Smash Vent Ltd do?
Smash Vent Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Smash Vent Ltd?
Smash Vent Ltd was incorporated on 23 October 2024, 1 year ago.
What is the penalty if Smash Vent 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 Smash Vent 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.