- Companies
- Builders
- Milford Haven
- An Construction & Maintenance Ltd
An Construction & Maintenance Ltd
- Company number
- 17468628
- Incorporated
- 18 Sep 2026
- Registered office
- 7 Hazel Grove, Llanstadwell, Milford Haven, SA73 1EW
- Nature of business
- Construction of domestic buildings; Joinery installation; Roofing activities
An Construction & Maintenance Ltd is a newly incorporated private limited company registered in Milford Haven, company number 17468628, one of 18 building contractors in Milford Haven. Its next accounts are due at Companies House on 18 June 2028, and its first CT600 is due at HMRC on 17 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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Where An Construction & Maintenance Ltd is registered
The registered office is in Milford Haven (SA73), in the Pembrokeshire local authority area, Wales. Show SA73 1EW on a map.
Other trade companies in SA73
- Haven Coast Group Developments 1 LtdProperty developers
- Pembs Ice Blasting LtdCleaning companies
- Haven Coast Group LimitedProperty developers
- MR GS Mobile Tyres LtdMechanics and garages
- WBG Facilities LimitedScaffolders
- HW Builders LtdBuilders
- Pro Scaffolding Pembs LtdScaffolders
- KT'S Bathroom Adaptations LimitedPlumbers and heating engineers
What happens if An Construction & Maintenance 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 18 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Jun 2028 to 18 Jul 2028 | £150 |
| 1 to 3 months late | 19 Jul 2028 to 18 Sep 2028 | £375 |
| 3 to 6 months late | 19 Sep 2028 to 18 Dec 2028 | £750 |
| More than 6 months late | From 19 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
- 17468628
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 September 2026
- Registered office
- 7 Hazel Grove, Llanstadwell, Milford Haven, SA73 1EW
- Nature of business
- Construction of domestic buildings (SIC 41202)
Joinery installation (SIC 43320)
Roofing activities (SIC 43910) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
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 Milford Haven
Other active building contractors registered in Milford Haven.
- BDS Contracts (MH) Limited1992
- BDS Industrial Painting & Water Jetting Limited1995
- Da Rosemeyer Groundworks Ltd2024
- De Interiors Limited2020
- Halbro Limited2001
- Hook Construction (UK) Limited2013
- HW Builders Ltd2026
- J & J Property & Leisure Services Limited2003
All building contractors in Milford Haven · All trades in Milford Haven · Builders across the UK
Frequently asked questions
When are An Construction & Maintenance Ltd's accounts due?
An Construction & Maintenance Ltd's next accounts are due at Companies House by 18 June 2028 (in 614 days), covering the period to 30 September 2027.
When is An Construction & Maintenance 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 17 September 2027, due by 17 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 An Construction & Maintenance Ltd still trading?
An Construction & Maintenance 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 An Construction & Maintenance Ltd do?
An Construction & Maintenance Ltd is registered under Construction of domestic buildings (SIC 41202); Joinery installation (SIC 43320); Roofing activities (SIC 43910).
How old is An Construction & Maintenance Ltd?
An Construction & Maintenance Ltd was incorporated on 18 September 2026, less than a year ago.
What is the penalty if An Construction & Maintenance 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 An Construction & Maintenance 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.