- Company number
- 12874664
- Incorporated
- 12 Sep 20206 years trading
- Registered office
- Llys Y Llan, Cerrigydrudion, Corwen, LL21 9UA
- Nature of business
- Construction of domestic buildings
Alan Roberts & Sons Builders Ltd is a 6-year-old private limited company registered in Corwen, company number 12874664, one of 10 building contractors in Corwen. 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 £494 (+285.5%) on the year before, to £667.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £17K against £24K owed within a year: 0.7 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £667 | £17K | £24K | 4 | |
| 30 Sep 2024 | £173 | £26K | £31K | 4 | |
| 30 Sep 2023 | £200 | £22K | £20K | 3 | |
| 30 Sep 2022 | £1,668 | £38K | £28K | 3 | |
| 30 Sep 2021 | £100 | £100 |
Where Alan Roberts & Sons Builders Ltd is registered
The registered office is in Corwen (LL21), in the Conwy local authority area, Wales. Show LL21 9UA on a map.
Other trade companies in LL21
- Neil Edwards Construction LtdBuilders
- D Edwards Services LtdSpecialist contractors
- P D Civils LimitedCivil engineering
- D J W Building LtdSpecialist contractors
- Wylfa Fabrications LtdBuilders
- Coedwigaeth Uwchaled Forestry LtdSpecialist contractors
- Aji Pinewood LtdBuilders
- J & A Hughes Civils LtdCivil engineering
What happens if Alan Roberts & Sons Builders 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 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
- 12874664
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 September 2020 (6 years ago)
- Registered office
- Llys Y Llan, Cerrigydrudion, Corwen, LL21 9UA
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 25 August 2026
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 Corwen
Other active building contractors registered in Corwen.
- D S Jones Cyfyngedig2012
- Elfed Engineering Cyf2014
- G & R Joinery & Building Cyf2020
- Gwyn Roberts Builders Limited2007
- Moore Construction North Wales Ltd2023
- Neil Edwards Construction Ltd2026
- Owen Humphreys Adeiladwyr Cyf2014
- Wylfa Fabrications Ltd2025
All building contractors in Corwen · All trades in Corwen · Builders across the UK
Frequently asked questions
When are Alan Roberts & Sons Builders Ltd's accounts due?
Alan Roberts & Sons Builders Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Alan Roberts & Sons Builders Ltd'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 Alan Roberts & Sons Builders Ltd still trading?
Alan Roberts & Sons Builders 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 Alan Roberts & Sons Builders Ltd do?
Alan Roberts & Sons Builders Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Alan Roberts & Sons Builders Ltd?
Alan Roberts & Sons Builders Ltd was incorporated on 12 September 2020, 6 years ago.
What is the penalty if Alan Roberts & Sons Builders 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 Alan Roberts & Sons Builders 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.