- Companies
- Builders
- Haverfordwest
- Miles John Williams Limited
Miles John Williams Limited
- Company number
- 14349729
- Incorporated
- 11 Sep 20224 years trading
- Registered office
- 86 Jury Lane, Haverfordwest, SA61 1BY
- Nature of business
- Construction of domestic buildings
Miles John Williams Limited is a 4-year-old private limited company registered in Haverfordwest, company number 14349729, one of 34 building contractors in Haverfordwest. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £1,203 (+20.2%) on the year before, to £7,155.
- Current assets of £327K against £278K owed within a year: 1.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £7,155 | £327K | £278K | 1 | |
| 30 Sep 2024 | £5,952 | £1,899 | £52K | £242K | 1 |
| 30 Sep 2023 | £16K | £4,169 | £34K | £219K | 1 |
Public contracts won
Miles John Williams Limited has one public sector contract award on record (2026). Source: Contracts Finder and Find a Tender award notices. For all of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Pembrokeshire County Council | Minor Works Framework Agreement for Building Maintenance | Ceiling, not shown | 22 Apr 2026 |
Where Miles John Williams Limited is registered
The registered office is in Haverfordwest (SA61), in the Pembrokeshire local authority area, Wales. Show SA61 1BY on a map.
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What happens if Miles John Williams Limited 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 14349729
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 September 2022 (4 years ago)
- Registered office
- 86 Jury Lane, Haverfordwest, SA61 1BY
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 10 September 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
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 Haverfordwest
Other active building contractors registered in Haverfordwest.
- Oakdale Homes (Pembrokeshire) Limited1992
- Parkwood Limited2001
- Penwell Procurement Limited2009
- Phil Morris Plastering Limited2002
- Reynolds Builders Limited2010
- RN Plumbing and Property Maintenance Limited2025
- S.J. Waite & Company Limited2000
- Sealyham Limited2003
All building contractors in Haverfordwest · All trades in Haverfordwest · Builders across the UK
Frequently asked questions
When are Miles John Williams Limited's accounts due?
Miles John Williams Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Miles John Williams Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Miles John Williams Limited still trading?
Miles John Williams Limited 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 Miles John Williams Limited do?
Miles John Williams Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Miles John Williams Limited?
Miles John Williams Limited was incorporated on 11 September 2022, 4 years ago.
Has Miles John Williams Limited won public sector contracts?
Yes. Miles John Williams Limited has one contract award from public bodies on Contracts Finder and Find a Tender, most recently from Pembrokeshire County Council.
What is the penalty if Miles John Williams Limited 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 Miles John Williams Limited 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.