- Company number
- 15616192
- Incorporated
- 4 Apr 20242 years trading
- Registered office
- 139 Ruislip Road East, London, W7 1BS
- Nature of business
- Construction of domestic buildings
London Pro Installer Ltd is a 2-year-old private limited company registered in London, company number 15616192, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 30 April 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where London Pro Installer Ltd is registered
The registered office is in London (W7), in the Ealing local authority area, London. Show W7 1BS on a map.
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What happens if London Pro Installer 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 15616192
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 April 2024 (2 years ago)
- Registered office
- 139 Ruislip Road East, London, W7 1BS
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 3 April 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.
- London Professional Builders Ltd2025
- London Projected Ltd2025
- London Property A to Z Ltd2024
- London Property Renovations Ltd2023
- London RC Limited2014
- London Readymix Limited2007
- London Real Estate Contractor Ltd2021
- London Residential Estates Ltd2018
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are London Pro Installer Ltd's accounts due?
London Pro Installer Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is London Pro Installer Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is London Pro Installer Ltd still trading?
London Pro Installer 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 London Pro Installer Ltd do?
London Pro Installer Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is London Pro Installer Ltd?
London Pro Installer Ltd was incorporated on 4 April 2024, 2 years ago.
What is the penalty if London Pro Installer 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 London Pro Installer 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.