- Companies
- Civil engineering
- London
- Smootwork Ltd
Smootwork Ltd
- Company number
- 17033514
- Incorporated
- 14 Feb 2026
- Registered office
- Flat 23, Balmoral Court, Gipsy Road, London, SE27 9UF
- Nature of business
- Construction of other civil engineering projects n.e.c.
Smootwork Ltd is a newly incorporated private limited company registered in London, company number 17033514, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 14 November 2027, and its first CT600 is due at HMRC on 13 February 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Smootwork Ltd is registered
The registered office is in London (SE27), in the Lambeth local authority area, London. Show SE27 9UF on a map.
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What happens if Smootwork 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 14 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Nov 2027 to 14 Dec 2027 | £150 |
| 1 to 3 months late | 15 Dec 2027 to 14 Feb 2028 | £375 |
| 3 to 6 months late | 15 Feb 2028 to 14 May 2028 | £750 |
| More than 6 months late | From 15 May 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
- 17033514
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 February 2026
- Registered office
- Flat 23, Balmoral Court, Gipsy Road, London, SE27 9UF
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 2 March 2026
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.
- SMP Signalling Ltd2020
- Softbrooks Limited2022
- Softel Services Ltd2021
- Sol & Co Limited2022
- Solar Fortifications Ltd2018
- Solar Industry Dev Ltd2025
- Solid Beck Limited2019
- Solid Stabilisation Services Ltd2021
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Smootwork Ltd's accounts due?
Smootwork Ltd's next accounts are due at Companies House by 14 November 2027 (in 398 days), covering the period to 28 February 2027.
When is Smootwork Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 13 February 2027, due by 13 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Smootwork Ltd still trading?
Smootwork 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 Smootwork Ltd do?
Smootwork Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Smootwork Ltd?
Smootwork Ltd was incorporated on 14 February 2026, less than a year ago.
What is the penalty if Smootwork 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 Smootwork 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.