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- MNW Plumbers Ltd
Company profile · Plumbers and heating engineers
MNW Plumbers Ltd
MNW Plumbers Ltd is a 4-year-old private limited company registered in London, company number 13908437, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 28 February 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
MNW Plumbers Ltd over the years
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 £494 (+11.1%) on the year before, to -£3,955.
- Current assets of £1,739 against £5,694 owed within a year: 0.3 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | -£3,955 | £1,739 | £5,694 | 0 | |
| 28 Feb 2024 | -£4,449 | £2,211 | £6,660 | 0 | |
| 28 Feb 2023 | -£95 | £205 | £300 | 0 |
Where MNW Plumbers Ltd is registered
The registered office is in London (NW11), in the Barnet local authority area, London. Show NW11 8NA on a map.
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- Buildo Contracters LtdFinishing trades
Shared registered office
65 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if MNW Plumbers 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 13908437
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 February 2022 (4 years ago)
- Registered office
- 843 Finchley Road, London, NW11 8NA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 9 February 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 London
Other active plumbing and heating companies registered in London.
- Moc Heating Ltd2010
- Moin Builders Limited2013
- Molatom Ltd2026
- Molu London FM Ltd2025
- Momkin Ltd2026
- Monerfield Ltd2023
- Monmouthshire Heating and Cooling Ltd2025
- Mono Plumbing and Heating Ltd2021
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are MNW Plumbers Ltd's accounts due?
MNW Plumbers Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is MNW Plumbers Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is MNW Plumbers Ltd still trading?
MNW Plumbers 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 MNW Plumbers Ltd do?
MNW Plumbers Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is MNW Plumbers Ltd?
MNW Plumbers Ltd was incorporated on 10 February 2022, 4 years ago.
What is the penalty if MNW Plumbers 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 MNW Plumbers 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.