- Company number
- 16104854
- Incorporated
- 27 Nov 20241 year trading
- Registered office
- 394A Ilford Lane, Ilford, IG1 2NB
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
London Core & Maintenance Ltd is a 1-year-old private limited company registered in Ilford, company number 16104854, one of 1,138 building contractors in Ilford. 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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Financial snapshot, 2025
From the balance sheet at 30 November 2025, as filed at Companies House.
Where London Core & Maintenance Ltd is registered
The registered office is in Ilford (IG1), in the Redbridge local authority area, London. Show IG1 2NB on a map.
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Also registered at this address
1 other company uses the same registered office as London Core & Maintenance Ltd.
- T-Line UK LtdFinishing trades
What happens if London Core & Maintenance 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 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
- 16104854
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 November 2024 (1 year ago)
- Registered office
- 394A Ilford Lane, Ilford, IG1 2NB
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 30 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 Ilford
Other active building contractors registered in Ilford.
- London Developers Associates Ltd2022
- London Glazing & Construction Ltd2026
- London Projects Design and Management Limited2023
- London Waste and Demolitions Ltd2022
- London&Coltd Limited2026
- Loyal Group Ltd2026
- LTGF Ltd2025
- Luc&T Ltd2026
All building contractors in Ilford · All trades in Ilford · Builders across the UK
Frequently asked questions
When are London Core & Maintenance Ltd's accounts due?
London Core & Maintenance Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is London Core & Maintenance Ltd'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 London Core & Maintenance Ltd still trading?
London Core & Maintenance 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 Core & Maintenance Ltd do?
London Core & Maintenance Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is London Core & Maintenance Ltd?
London Core & Maintenance Ltd was incorporated on 27 November 2024, 1 year ago.
What is the penalty if London Core & Maintenance 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 Core & Maintenance 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.