- Company number
- 15593372
- Incorporated
- 25 Mar 20242 years trading
- Registered office
- Flat 96 New Atlas Wharf, 3 Arnhem Place, London, E14 3ST
- Nature of business
- Construction of commercial buildings
Keyan Engineering Ltd is a 2-year-old private limited company registered in London, company number 15593372, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 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 up £8 (+800%) on the year before, to £9.
- Current assets of £1,464 against £1,455 owed within a year: 1.0 times cover.
- 2 employees on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £9 | £1,464 | £1,455 | 2 | |
| 31 Mar 2025 | £1 | £2 | £0 | 0 |
Where Keyan Engineering Ltd is registered
The registered office is in London (E14), in the Tower Hamlets local authority area, London. Show E14 3ST on a map.
Other trade companies in E14
- Clarke & Lloyds Technologies LtdSpecialist contractors
- London Dev Grays LimitedProperty developers
- London Dev Sittingbourne LimitedProperty developers
- London Dev Dagenham LimitedProperty developers
- JK Motor Vehicles LtdMotor traders
- Eilunio LtdProperty developers
- Gasi Cleaning Co LtdCleaning companies
- Lustrouk LimitedCleaning companies
What happens if Keyan Engineering 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 15593372
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 March 2024 (2 years ago)
- Registered office
- Flat 96 New Atlas Wharf, 3 Arnhem Place, London, E14 3ST
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 24 March 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Keyco Constructions Ltd2025
- Keycraft Construction Ltd2024
- Keystone Builder and Glazing Ltd2026
- Keystone Builders & Decorators Ltd2016
- Keystone Builds Ltd2023
- Keystone Creations Ltd2025
- Keystone MHD (Entrepreneurs) Limited2022
- Keystone Property Services MS Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Keyan Engineering Ltd's accounts due?
Keyan Engineering Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Keyan Engineering Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Keyan Engineering Ltd still trading?
Keyan Engineering 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 Keyan Engineering Ltd do?
Keyan Engineering Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Keyan Engineering Ltd?
Keyan Engineering Ltd was incorporated on 25 March 2024, 2 years ago.
What is the penalty if Keyan Engineering 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 Keyan Engineering 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.