Leonmar Interiors Ltd
- Company number
- 16476375
- Incorporated
- 27 May 20251 year trading
- Registered office
- 2B Suffolk Street, Forest Gate, E7 0HF
- Nature of business
- Construction of domestic buildings
Leonmar Interiors Ltd is a 1-year-old private limited company registered in Forest Gate, company number 16476375, one of the UK's building contractors. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 May 2026, as filed at Companies House.
Where Leonmar Interiors Ltd is registered
The registered office is in Forest Gate (E7), in the Newham local authority area, London. Show E7 0HF on a map.
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What happens if Leonmar Interiors 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2029 | 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
- 16476375
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 May 2025 (1 year ago)
- Registered office
- 2B Suffolk Street, Forest Gate, E7 0HF
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 14 May 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
Other active building contractors.
Frequently asked questions
When are Leonmar Interiors Ltd's accounts due?
Leonmar Interiors Ltd's next accounts are due at Companies House by 29 February 2028 (in 505 days), covering the period to 31 May 2027.
When is Leonmar Interiors Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Leonmar Interiors Ltd still trading?
Leonmar Interiors 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 Leonmar Interiors Ltd do?
Leonmar Interiors Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Leonmar Interiors Ltd?
Leonmar Interiors Ltd was incorporated on 27 May 2025, 1 year ago.
What is the penalty if Leonmar Interiors 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 Leonmar Interiors 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.