- Companies
- Plumbers and heating engineers
- London
- Alpha Maintenance London Ltd
Alpha Maintenance London Ltd
- Company number
- 15838946
- Incorporated
- 15 Jul 20242 years trading
- Registered office
- 19 Burchell Road,, London, E10 5AY
- Nature of business
- Plumbing, heat and air-conditioning installation
Alpha Maintenance London Ltd is a 2-year-old private limited company registered in London, company number 15838946, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 July 2025, as filed at Companies House.
Where Alpha Maintenance London Ltd is registered
The registered office is in London (E10), in the Waltham Forest local authority area, London. Show E10 5AY on a map.
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What happens if Alpha Maintenance London 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 15838946
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 July 2024 (2 years ago)
- Registered office
- 19 Burchell Road,, London, E10 5AY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 14 July 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.
- Alphatec Boiler Repairs Ltd2005
- Alpine Climate Ltd2026
- Alstra Mechanical Services Ltd2021
- Alt Plumbing & Heating Ltd2015
- Alvernix Group Ltd2026
- Am Plumbing Solutions Limited2026
- Am/PM Plumbing & Heating Engineers Ltd2025
- Ambient Design Services Ltd2015
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Alpha Maintenance London Ltd's accounts due?
Alpha Maintenance London Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Alpha Maintenance London Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Alpha Maintenance London Ltd still trading?
Alpha Maintenance London 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 Alpha Maintenance London Ltd do?
Alpha Maintenance London Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Alpha Maintenance London Ltd?
Alpha Maintenance London Ltd was incorporated on 15 July 2024, 2 years ago.
What is the penalty if Alpha Maintenance London 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 Alpha Maintenance London 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.