- Company number
- 12138239
- Incorporated
- 5 Aug 20197 years trading
- Registered office
- 32 Brooks Avenue, London, E6 3PJ
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Plumbing, heat and air-conditioning installation
Ap Plumbing Contractors Ltd is a 7-year-old private limited company registered in London, company number 12138239, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £2,756 (-14.6%) on the year before, to £16K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £24K against £19K owed within a year: 1.3 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £16K | £1,509 | £24K | £19K | 1 |
| 31 Aug 2024 | £19K | £2,011 | £13K | £9,780 | 1 |
| 31 Aug 2023 | £18K | £319 | £10K | £3,765 | 1 |
| 31 Aug 2022 | £5,918 | £183 | £9,764 | £6,279 | 2 |
| 31 Aug 2021 | £100 | £22 | £8,888 | £4,650 | 2 |
| 31 Aug 2020 | £5,084 | £120 | £4,927 | £3,000 | 2 |
Where Ap Plumbing Contractors Ltd is registered
The registered office is in London (E6), in the Newham local authority area, London. Show E6 3PJ on a map.
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What happens if Ap Plumbing Contractors 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12138239
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 August 2019 (7 years ago)
- Registered office
- 32 Brooks Avenue, London, E6 3PJ
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 4 August 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Ap Restoration & Construction Ltd2015
- Ap Roofing and Building Services Limited2023
- Apb 1983 Ltd2019
- Apcevski Consultancy Ltd2020
- Apel69 Ltd2011
- Apetura Ltd2026
- Apex Ar House Limited2018
- Apex Build Innovations Ltd2024
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Ap Plumbing Contractors Ltd's accounts due?
Ap Plumbing Contractors Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Ap Plumbing Contractors Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Ap Plumbing Contractors Ltd still trading?
Ap Plumbing Contractors 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 Ap Plumbing Contractors Ltd do?
Ap Plumbing Contractors Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Ap Plumbing Contractors Ltd?
Ap Plumbing Contractors Ltd was incorporated on 5 August 2019, 7 years ago.
What is the penalty if Ap Plumbing Contractors 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 Ap Plumbing Contractors 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.