- Companies
- Plumbers and heating engineers
- London
- Miv Mechanical Ltd
Miv Mechanical Ltd
- Company number
- 17369951
- Incorporated
- 29 Jul 2026
- Registered office
- Flat 5, 6 Blackdown Close, London, N2 8JF
- Nature of business
- Plumbing, heat and air-conditioning installation
Miv Mechanical Ltd is a newly incorporated private limited company registered in London, company number 17369951, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Miv Mechanical Ltd is registered
The registered office is in London (N2), in the Barnet local authority area, London. Show N2 8JF on a map.
Other trade companies in N2
- Enviro Climate LimitedPlumbers and heating engineers
- Pure Luster Cleaning LtdCleaning companies
- Field Condition LtdProperty developers
- Dffrnt Group LtdMechanics and garages
- Lauras Garage LtdMechanics and garages
- Bab Automotive LimitedMotor traders
- Roadway Repair LtdSpecialist contractors
- The Aberdare Group LimitedProperty developers
What happens if Miv Mechanical 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17369951
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 July 2026
- Registered office
- Flat 5, 6 Blackdown Close, London, N2 8JF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 London
Other active plumbing and heating companies registered in London.
- MJ Building Services Limited2023
- MJ Mani Building & Maintenance Ltd2024
- MJ Plumber and Heating Ltd2022
- MJ Plumbing and Heating Ltd2018
- MJF Heating Ltd2021
- MJW Heating Ltd2025
- MK Plumbing & Gas Limited2026
- MKF Plumbing Limited2026
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Miv Mechanical Ltd's accounts due?
Miv Mechanical Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Miv Mechanical Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Miv Mechanical Ltd still trading?
Miv Mechanical 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 Miv Mechanical Ltd do?
Miv Mechanical Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Miv Mechanical Ltd?
Miv Mechanical Ltd was incorporated on 29 July 2026, less than a year ago.
What is the penalty if Miv Mechanical 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 Miv Mechanical 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.