- Companies
- Civil engineering
- London
- Ladtos Ltd
Ladtos Ltd
- Company number
- 16947287
- Incorporated
- 7 Jan 2026
- Registered office
- 3RD Floor, 207 Regent Street, London, Greater London, W1B 3HH
- Nature of business
- Construction of utility projects for electricity and telecommunications; Engineering related scientific and technical consulting activities; Other engineering activities
Ladtos Ltd is a newly incorporated private limited company registered in London, company number 16947287, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 7 October 2027, and its first CT600 is due at HMRC on 6 January 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 Ladtos Ltd is registered
The registered office is in London (W1B), in the Westminster local authority area, London. Show W1B 3HH on a map.
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- Smith's Rural Builds LtdBuilders
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 Ladtos 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 7 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 8 Oct 2027 to 7 Nov 2027 | £150 |
| 1 to 3 months late | 8 Nov 2027 to 7 Jan 2028 | £375 |
| 3 to 6 months late | 8 Jan 2028 to 7 Apr 2028 | £750 |
| More than 6 months late | From 8 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16947287
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 January 2026
- Registered office
- 3RD Floor, 207 Regent Street, London, Greater London, W1B 3HH
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Engineering related scientific and technical consulting activities (SIC 71122)
Other engineering activities (SIC 71129) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Lakas TG Limited2025
- Lakeland Joinery & Developments Limited1989
- Laksons Rail Ltd2020
- Landmark Construction Ltd2017
- Landmark Development Partners Limited2025
- Landworx Landscapes Services Limited2021
- Lane Shift Solution Ltd2026
- Langar Limited2022
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Ladtos Ltd's accounts due?
Ladtos Ltd's next accounts are due at Companies House by 7 October 2027 (in 359 days), covering the period to 31 January 2027.
When is Ladtos 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 6 January 2027, due by 6 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ladtos Ltd still trading?
Ladtos 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 Ladtos Ltd do?
Ladtos Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Engineering related scientific and technical consulting activities (SIC 71122); Other engineering activities (SIC 71129).
How old is Ladtos Ltd?
Ladtos Ltd was incorporated on 7 January 2026, less than a year ago.
What is the penalty if Ladtos 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 Ladtos 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.