- Companies
- Plumbers and heating engineers
- Walthamstow
- Black Horse Plumbing Limited
Black Horse Plumbing Limited
- Company number
- 15306531
- Incorporated
- 24 Nov 20232 years trading
- Registered office
- 2 Vivian Stanshall Mews, Walthamstow, E17 9SW
- Nature of business
- Plumbing, heat and air-conditioning installation
Black Horse Plumbing Limited is a 2-year-old private limited company registered in Walthamstow, company number 15306531, one of 8 plumbing and heating companies in Walthamstow. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £10 (+6.8%) on the year before, to £158.
- Current assets of £3,325 against £6,925 owed within a year: 0.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £158 | £3,325 | £6,925 | 0 | |
| 30 Nov 2024 | £148 | £1,222 | £6,085 | 0 |
Where Black Horse Plumbing Limited is registered
The registered office is in Walthamstow (E17), in the Waltham Forest local authority area, London. Show E17 9SW on a map.
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- Addison & Vale Construction LtdBuilders
- Karina Business LtdInstallers
- Hazzi Automotive LtdMechanics and garages
- Zlatev Construction Service LimitedFinishing trades
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Also registered at this address
1 other company uses the same registered office as Black Horse Plumbing Limited.
- Elegant Tiling Group LimitedBuilders
What happens if Black Horse Plumbing Limited 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 15306531
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 November 2023 (2 years ago)
- Registered office
- 2 Vivian Stanshall Mews, Walthamstow, E17 9SW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 23 November 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 Walthamstow
Other active plumbing and heating companies registered in Walthamstow.
- Coppermill Plumbers Ltd2017
- Flow and Heat Solutions Ltd2024
- Frankie's Gas Ltd2019
- Hearts Commercial Services Ltd2021
- Like Logs Ltd2013
- P & J Renovations Ltd2019
- Total Build Solution London Ltd2023
All plumbing and heating companies in Walthamstow · All trades in Walthamstow · Plumbers and heating engineers across the UK
Frequently asked questions
When are Black Horse Plumbing Limited's accounts due?
Black Horse Plumbing Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Black Horse Plumbing Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Black Horse Plumbing Limited still trading?
Black Horse Plumbing Limited 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 Black Horse Plumbing Limited do?
Black Horse Plumbing Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Black Horse Plumbing Limited?
Black Horse Plumbing Limited was incorporated on 24 November 2023, 2 years ago.
What is the penalty if Black Horse Plumbing Limited 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 Black Horse Plumbing Limited 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.