- Companies
- Groundworks and demolition
- St Asaph
- Williams Pentre Wern Cyf
Williams Pentre Wern Cyf
- Company number
- 08047099
- Incorporated
- 26 Apr 201214 years trading
- Registered office
- Unit 32 Llys Edmund Prys, ST Asaph Business Park, St Asaph, Denbighshire, LL17 0JA
- Nature of business
- Site preparation
Williams Pentre Wern Cyf is a 14-year-old private limited company registered in St Asaph, company number 08047099, one of the UK's groundworks and demolition companies. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £92K (+8.6%) on the year before, to £1.2M.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £872K against £447K owed within a year: 2.0 times cover.
- 4 employees 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £1.2M | £573K | £872K | £447K | 4 |
| 31 Mar 2024 | £1.1M | £447K | £704K | £335K | 4 |
| 31 Mar 2023 | £958K | £542K | £758K | £409K | 4 |
| 31 Mar 2022 | £858K | £387K | £582K | £299K | 4 |
| 31 Mar 2021 | £871K | £527K | £682K | £391K | 5 |
| 31 Mar 2020 | £614K | £300K | £521K | £499K | 5 |
| 31 Mar 2019 | £449K | £208K | £351K | £425K | |
| 31 Mar 2018 | £348K | £205K | £328K | £487K | |
| 31 Mar 2017 | £338K | £222K | £453K | £669K | |
| 31 Mar 2016 | £192K | £106K | £300K | £325K |
Where Williams Pentre Wern Cyf is registered
The registered office is in St Asaph (LL17), in the Denbighshire local authority area, Wales. Show LL17 0JA on a map.
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- Optimal Home Clean LtdCleaning companies
Shared registered office
67 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 Williams Pentre Wern 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08047099
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 April 2012 (14 years ago)
- Registered office
- Unit 32 Llys Edmund Prys, ST Asaph Business Park, St Asaph, Denbighshire, LL17 0JA
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 26 April 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in St Asaph
Other active groundworks and demolition companies registered in St Asaph.
- Wolf & Brown Limited2012
- Ovenden Allworks Limited2012
- Marles Farm Services Limited2012
- Winkworth Contractors Ltd2012
- DTM Groundworks Limited2012
- Tin Trans Ltd2012
- Cosmin Trans Ltd2012
- Hall Services (East Anglia) Ltd2012
All groundworks and demolition companies in St Asaph · All trades in St Asaph · Groundworks and demolition across the UK
Frequently asked questions
When are Williams Pentre Wern Cyf's accounts due?
Williams Pentre Wern Cyf's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Williams Pentre Wern Cyf's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Williams Pentre Wern Cyf still trading?
Williams Pentre Wern 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 Williams Pentre Wern Cyf do?
Williams Pentre Wern Cyf is registered under Site preparation (SIC 43120).
How old is Williams Pentre Wern Cyf?
Williams Pentre Wern Cyf was incorporated on 26 April 2012, 14 years ago.
What is the penalty if Williams Pentre Wern 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 Williams Pentre Wern 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.