- Companies
- Civil engineering
- London
- Y27Civils Ltd
Y27Civils Ltd
- Company number
- 17460148
- Incorporated
- 15 Sep 2026
- Registered office
- 66, 66 Paul Street, London, England, EC2A 4NA
- Nature of business
- Construction of roads and motorways; Construction of other civil engineering projects n.e.c.; Landscape service activities
Y27Civils Ltd is a newly incorporated private limited company registered in London, company number 17460148, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 15 June 2028, and its first CT600 is due at HMRC on 14 September 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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Who runs and owns Y27Civils Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** S*** | Director | Sep 2026 |
Person with significant control
Where Y27Civils Ltd is registered
The registered office is in London (EC2A), in the Hackney local authority area, London. Show EC2A 4NA on a map.
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- Auraglasspartitions LtdGlaziers
- A2D Professional Cleaning LtdCleaning companies
- Matson Co. LtdProperty developers
- Paint Hub LimitedMechanics and garages
- SJK Construction & Management LtdBuilders
- Cenlora Cleaning Group LtdCleaning companies
Also registered at this address
6 other companies use the same registered office as Y27Civils Ltd.
- Core Trade Services LtdPlumbers and heating engineers
- Defining London LimitedFinishing trades
- Florence Avenue LimitedProperty developers
- One Torque LtdMachinery repair and installation
- Smith Plumbing, Heating & Heatpumps LtdPlumbers and heating engineers
- Torque-Factor LtdMotor traders
What happens if Y27Civils 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 15 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Jun 2028 to 15 Jul 2028 | £150 |
| 1 to 3 months late | 16 Jul 2028 to 15 Sep 2028 | £375 |
| 3 to 6 months late | 16 Sep 2028 to 15 Dec 2028 | £750 |
| More than 6 months late | From 16 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17460148
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 September 2026
- Registered office
- 66, 66 Paul Street, London, England, EC2A 4NA
- Nature of business
- Construction of roads and motorways (SIC 42110)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Landscape service activities (SIC 81300) - Year end
- 30 September (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.
- Yalkoneh Consulting and Engineering Business Group Ltd2024
- Yamupata Ltd2025
- Yigitcelik Ltd2026
- Yks Design Ltd2009
- Ym Civil Engineering Ltd2026
- Yma Operation Ltd2026
- Ynfinty Ltd2025
- Yoda Duct Works Limited2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Y27Civils Ltd's accounts due?
Y27Civils Ltd's next accounts are due at Companies House by 15 June 2028 (in 611 days), covering the period to 30 September 2027.
When is Y27Civils 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 14 September 2027, due by 14 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Y27Civils Ltd still trading?
Y27Civils 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 Y27Civils Ltd do?
Y27Civils Ltd is registered under Construction of roads and motorways (SIC 42110); Construction of other civil engineering projects n.e.c. (SIC 42990); Landscape service activities (SIC 81300).
How old is Y27Civils Ltd?
Y27Civils Ltd was incorporated on 15 September 2026, less than a year ago.
Who runs Y27Civils Ltd?
Y27Civils Ltd has 1 active director, the longest-serving appointed in Sep 2026. Their names and service addresses are on the Companies House register.
Who owns Y27Civils Ltd?
One person or company has significant control of Y27Civils Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Y27Civils 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 Y27Civils 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.