- Companies
- Civil engineering
- London
- Structure Engineering Limited
Structure Engineering Limited
- Company number
- 09991716
- Incorporated
- 8 Feb 201610 years trading
- Registered office
- 84 High Street, Harlesden, London, NW10 4SJ
- Nature of business
- Construction of other civil engineering projects n.e.c.; Plumbing, heat and air-conditioning installation
Structure Engineering Limited is a 10-year-old private limited company registered in London, company number 09991716, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £1,256 (-77.9%) on the year before, to £356.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £6,207 against £23K owed within a year: 0.3 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £356 | £4,274 | £6,207 | £23K | 1 |
| 28 Feb 2025 | £1,612 | £7,179 | £15K | £27K | 2 |
| 29 Feb 2024 | £978 | £19K | £20K | £34K | 2 |
| 28 Feb 2023 | £1,174 | £7,399 | £13K | £10K | 1 |
| 28 Feb 2022 | £6,830 | £27K | £28K | £13K | 1 |
| 28 Feb 2021 | £9,386 | £23K | £23K | £13K | 1 |
| 28 Feb 2020 | £11K | £23K | £25K | £14K | 0 |
| 28 Feb 2019 | £1,109 | £14K | £16K | £14K | |
| 28 Feb 2018 | £880 | £7,787 | £11K | £6,655 | |
| 28 Feb 2017 | £112 | £3,794 | £4,544 |
Where Structure Engineering Limited is registered
The registered office is in London (NW10), in the Brent local authority area, London. Show NW10 4SJ on a map.
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Shared registered office
53 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 Structure Engineering 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 30 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 09991716
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 February 2016 (10 years ago)
- Registered office
- 84 High Street, Harlesden, London, NW10 4SJ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 26 September 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.
- Sugen Solutions Limited2019
- Sulayman Mir Ltd2017
- Sun-Fan Interbiz Ltd2017
- Sunbird Construction Limited2019
- Sunel UK Contracting Limited2023
- Sunfire Plumbing & Heating Ltd2024
- Sunflame Contractors Ltd2018
- Sunhill Renovation Limited2023
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Structure Engineering Limited's accounts due?
Structure Engineering Limited's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is Structure Engineering Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Structure Engineering Limited still trading?
Structure Engineering Limited is listed as active on the Companies House register (checked 13 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 Structure Engineering Limited do?
Structure Engineering Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Structure Engineering Limited?
Structure Engineering Limited was incorporated on 8 February 2016, 10 years ago.
What is the penalty if Structure Engineering 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 Structure Engineering Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.