- Companies
- Civil engineering
- London
- Sevendeniz Ltd
Sevendeniz Ltd
- Company number
- 12366100
- Incorporated
- 16 Dec 20196 years trading
- Registered office
- C/O Ida&Co Building 3 Chiswick Business Park, 566 Chiswick High Road, London, W4 5YA
- Nature of business
- Construction of other civil engineering projects n.e.c.; Engineering related scientific and technical consulting activities; Other business support service activities n.e.c.
Sevendeniz Ltd is a 6-year-old private limited company registered in London, company number 12366100, one of 1,853 civil engineering contractors in London. 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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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 down £455 (-41.6%) on the year before, to £638.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £574 against £64 owed within a year: 9.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £638 | £494 | £574 | £64 | 1 |
| 30 Nov 2024 | £1,093 | £72 | -£938 | £2,031 | 1 |
| 30 Nov 2023 | £757 | £134 | £623 | 1 | |
| 30 Nov 2022 | £579 | £1,769 | £1,190 | 1 | |
| 30 Nov 2021 | £404 | £78 | £3,135 | £2,731 | 1 |
| 31 Dec 2020 | £204 | £7,621 | £11K | £11K | 1 |
Where Sevendeniz Ltd is registered
The registered office is in London (W4), in the Hounslow local authority area, London. Show W4 5YA on a map.
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Also registered at this address
7 other companies use the same registered office as Sevendeniz Ltd.
- Atlas Construction and Engineering LtdCivil engineering
- Broadlook LtdFinishing trades
- Eses Contruction & Real Estate LtdProperty developers
- Scops Trade LimitedMotor traders
- Unsel Consultancy LtdFinishing trades
- Volga Properties LtdProperty developers
- Zle Consulting & Trade LtdProperty developers
What happens if Sevendeniz 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
- 12366100
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 December 2019 (6 years ago)
- Registered office
- C/O Ida&Co Building 3 Chiswick Business Park, 566 Chiswick High Road, London, W4 5YA
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Engineering related scientific and technical consulting activities (SIC 71122)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 9 December 2025
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Sevengineering Consultancy Ltd2021
- Sevo Ltd2003
- SFT Engineering Ltd2025
- SG Civils Ltd2019
- SG Power Distribution Ltd2018
- SH Utilities Limited2023
- Sha Engineering Services Ltd2017
- Shadow Rail Ltd2026
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Sevendeniz Ltd's accounts due?
Sevendeniz Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Sevendeniz 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 Sevendeniz Ltd still trading?
Sevendeniz 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 Sevendeniz Ltd do?
Sevendeniz Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Engineering related scientific and technical consulting activities (SIC 71122); Other business support service activities n.e.c. (SIC 82990).
How old is Sevendeniz Ltd?
Sevendeniz Ltd was incorporated on 16 December 2019, 6 years ago.
What is the penalty if Sevendeniz 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 Sevendeniz 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.