- Company number
- 02765678
- Incorporated
- 18 Nov 199233 years trading
- Registered office
- Allen House, 1 Westmead Road, Sutton, SM1 4LA
- Nature of business
- Construction of domestic buildings
Mantle Developments UK Limited is a 33-year-old private limited company registered in Sutton, company number 02765678, one of 236 building contractors in Sutton. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 up £73K (+5.9%) on the year before, to £1.3M.
- Current assets of £3M against £1.7M owed within a year: 1.8 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £1.3M | £8,071 | £3M | £1.7M | 0 |
| 31 Oct 2024 | £1.2M | £3,070 | £2.3M | £1.1M | 0 |
Where Mantle Developments UK Limited is registered
The registered office is in Sutton (SM1), in the Sutton local authority area, London. Show SM1 4LA on a map.
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Shared registered office
34 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Mantle Developments UK Limited 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 02765678
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 1992 (33 years ago)
- Registered office
- Allen House, 1 Westmead Road, Sutton, SM1 4LA
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 18 July 2026
- Charges (mortgages)
- 1 outstanding of 16 registered
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 Sutton
Other active building contractors registered in Sutton.
- Mason Projects London Limited2016
- Mat Drylining Ltd2016
- Matteo Contractors Ltd2018
- Merchant & Associates Limited2018
- MGT Construction Limited2007
- MKV Builders Ltd2017
- Modify Building Services Ltd2024
- Monsterkil Construction Ltd2025
All building contractors in Sutton · All trades in Sutton · Builders across the UK
Frequently asked questions
When are Mantle Developments UK Limited's accounts due?
Mantle Developments UK Limited's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Mantle Developments UK Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Mantle Developments UK Limited still trading?
Mantle Developments UK Limited 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 Mantle Developments UK Limited do?
Mantle Developments UK Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Mantle Developments UK Limited?
Mantle Developments UK Limited was incorporated on 18 November 1992, 33 years ago.
What is the penalty if Mantle Developments UK Limited 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 Mantle Developments UK Limited 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.