- Companies
- Civil engineering
- St Asaph
- Esw Civil Engineering Cyf
Esw Civil Engineering Cyf
- Company number
- 17187405
- Incorporated
- 28 Apr 2026
- Registered office
- Unit 32, ST. Asaph Business Park, St Asaph, LL17 0JA
- Nature of business
- Construction of other civil engineering projects n.e.c.
Esw Civil Engineering Cyf is a newly incorporated private limited company registered in St Asaph, company number 17187405, one of 13 civil engineering contractors in St Asaph. Its next accounts are due at Companies House on 28 January 2028, and its first CT600 is due at HMRC on 27 April 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 Esw Civil Engineering Cyf is registered
The registered office is in St Asaph (LL17), in the Denbighshire local authority area, Wales. Show LL17 0JA on a map.
Other trade companies in LL17
- Neil's Wheels Tyre Services LtdMechanics and garages
- Baxter H&S LtdCivil engineering
- Corefortress Data Ltd.Civil engineering
- SSX Construction LtdBuilders
- Rotorix LtdCleaning companies
- Gwyn Evans CVR LimitedMechanics and garages
- Spencer Civils LimitedCivil engineering
- Optimal Home Clean LtdCleaning companies
Shared registered office
76 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 Esw Civil Engineering Cyf 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 28 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jan 2028 to 28 Feb 2028 | £150 |
| 1 to 3 months late | 29 Feb 2028 to 28 Apr 2028 | £375 |
| 3 to 6 months late | 29 Apr 2028 to 28 Jul 2028 | £750 |
| More than 6 months late | From 29 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17187405
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2026
- Registered office
- Unit 32, ST. Asaph Business Park, St Asaph, LL17 0JA
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 May 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 St Asaph
Other active civil engineering contractors registered in St Asaph.
- H Roberts Renewables Ltd2020
- Industrial Equipment and Contracts Limited2012
- K.M. Construction (North Wales) Limited1982
- Mike Sargent & Son Limited2003
- Reen Energy Ltd2022
- Renewable Lifting Solutions Ltd2022
- Thomas Trading Services (TTS) Ltd2024
- Tomi Williams Cyf2024
All civil engineering contractors in St Asaph · All trades in St Asaph · Civil engineering across the UK
Frequently asked questions
When are Esw Civil Engineering Cyf's accounts due?
Esw Civil Engineering Cyf's next accounts are due at Companies House by 28 January 2028 (in 472 days), covering the period to 30 April 2027.
When is Esw Civil Engineering Cyf's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 27 April 2027, due by 27 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Esw Civil Engineering Cyf still trading?
Esw Civil Engineering Cyf 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 Esw Civil Engineering Cyf do?
Esw Civil Engineering Cyf is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Esw Civil Engineering Cyf?
Esw Civil Engineering Cyf was incorporated on 28 April 2026, less than a year ago.
What is the penalty if Esw Civil Engineering Cyf 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 Esw Civil Engineering Cyf 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.