- Companies
- Civil engineering
- London
- Teskaf Ltd
Teskaf Ltd
- Company number
- 09564970
- Incorporated
- 28 Apr 201511 years trading
- Registered office
- 97 Osier Crescent, London, N10 1QZ
- Nature of business
- Construction of railways and underground railways; Other passenger land transport; Management consultancy activities other than financial management
Teskaf Ltd is a 11-year-old private limited company registered in London, company number 09564970, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £171 (+4.9%) on the year before, to £3,634.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £3,634 | £3,634 | £0 | 1 | |
| 30 Apr 2024 | £3,463 | £4,756 | £1,293 | 1 | |
| 30 Apr 2023 | £638 | £1,238 | £600 | 1 | |
| 30 Apr 2022 | £1,721 | £2,246 | £1,775 | 1 | |
| 30 Apr 2021 | £141 | £505 | £1,048 | 1 | |
| 30 Apr 2020 | £147 | £1,502 | £1,695 | 0 | |
| 30 Apr 2019 | £148 | £2,754 | £1,856 | ||
| 30 Apr 2018 | £102 | £2,349 | £1,497 | ||
| 30 Apr 2017 | -£541 | £869 | £910 | ||
| 30 Apr 2016 | -£1,116 | £94 | £910 |
Where Teskaf Ltd is registered
The registered office is in London (N10), in the Haringey local authority area, London. Show N10 1QZ on a map.
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What happens if Teskaf 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 09564970
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2015 (11 years ago)
- Registered office
- 97 Osier Crescent, London, N10 1QZ
- Nature of business
- Construction of railways and underground railways (SIC 42120)
Other passenger land transport (SIC 49390)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 28 April 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.
- Teznocorp Ltd2026
- TGC Engineering UK Ltd2025
- TGH Nova Limited2025
- The Crew Maintenance Limited2022
- The Project Partnership People P3 Ltd2020
- The Supervisors UK Ltd2026
- Thwaite Engineering UK Limited2026
- Tide TM Ltd2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Teskaf Ltd's accounts due?
Teskaf Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Teskaf Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Teskaf Ltd still trading?
Teskaf 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 Teskaf Ltd do?
Teskaf Ltd is registered under Construction of railways and underground railways (SIC 42120); Other passenger land transport (SIC 49390); Management consultancy activities other than financial management (SIC 70229).
How old is Teskaf Ltd?
Teskaf Ltd was incorporated on 28 April 2015, 11 years ago.
What is the penalty if Teskaf 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 Teskaf 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.