- Companies
- Civil engineering
- Arwyn Davies Ltd
Arwyn Davies Ltd
- Company number
- 07740948
- Incorporated
- 15 Aug 201115 years trading
- Registered office
- Bryn Ffynnon, Llanefydd, Dinbych, LL16 5DL
- Nature of business
- Construction of other civil engineering projects n.e.c.
Arwyn Davies Ltd is a 15-year-old private limited company registered in Dinbych, company number 07740948, one of the UK's civil engineering contractors. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Who runs and owns Arwyn Davies Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| R*** D*** | Director | Aug 2011 |
Where Arwyn Davies Ltd is registered
The registered office is in Dinbych (LL16), in the Conwy local authority area, Wales. Show LL16 5DL on a map.
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What happens if Arwyn Davies 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 31 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 07740948
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 August 2011 (15 years ago)
- Registered office
- Bryn Ffynnon, Llanefydd, Dinbych, LL16 5DL
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 15 August 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
Other active civil engineering contractors.
Frequently asked questions
When are Arwyn Davies Ltd's accounts due?
Arwyn Davies Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Arwyn Davies Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Arwyn Davies Ltd still trading?
Arwyn Davies 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 Arwyn Davies Ltd do?
Arwyn Davies Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Arwyn Davies Ltd?
Arwyn Davies Ltd was incorporated on 15 August 2011, 15 years ago.
Who runs Arwyn Davies Ltd?
Arwyn Davies Ltd has 1 active director, the longest-serving appointed in Aug 2011. Their names and service addresses are on the Companies House register.
What is the penalty if Arwyn Davies 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 Arwyn Davies 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.