- Companies
- Civil engineering
- Caernarfon
- Aw Diving Ltd
Aw Diving Ltd
- Company number
- 17322677
- Incorporated
- 6 Jul 2026
- Registered office
- Min Awel, Rhostryfan, Caernarfon, LL54 7NN
- Nature of business
- Construction of water projects; Other specialised construction activities n.e.c.; Other professional, scientific and technical activities n.e.c.
Aw Diving Ltd is a newly incorporated private limited company registered in Caernarfon, company number 17322677, one of 7 civil engineering contractors in Caernarfon. Its next accounts are due at Companies House on 6 April 2028, and its first CT600 is due at HMRC on 5 July 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.
Is this your company?
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Where Aw Diving Ltd is registered
The registered office is in Caernarfon (LL54), in the Gwynedd local authority area, Wales. Show LL54 7NN on a map.
Other trade companies in LL54
- Ow Autos LimitedMechanics and garages
- Sej Motors LtdMechanics and garages
- PWG Construction LtdBuilders
- Cars Gwynedd LimitedMotor traders
- Gwasanaethau Adeiladu A Chyfleustodau WR Construction and Utility Services LimitedInstallers
- CLP Surfacing & Groundworks LtdCivil engineering
- Rirox LtdBuilders
- Eltec Autoparts LtdMotor traders
What happens if Aw Diving 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 6 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 7 Apr 2028 to 6 May 2028 | £150 |
| 1 to 3 months late | 7 May 2028 to 6 Jul 2028 | £375 |
| 3 to 6 months late | 7 Jul 2028 to 6 Oct 2028 | £750 |
| More than 6 months late | From 7 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 17322677
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 July 2026
- Registered office
- Min Awel, Rhostryfan, Caernarfon, LL54 7NN
- Nature of business
- Construction of water projects (SIC 42910)
Other specialised construction activities n.e.c. (SIC 43999)
Other professional, scientific and technical activities n.e.c. (SIC 74909) - Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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 in Caernarfon
Other active civil engineering contractors registered in Caernarfon.
- Celtic Heritage Construction and Stonemasonry Limited2015
- Celtic Heritage Stonemasonry Limited2026
- Cemlyn Ltd2025
- CLP Surfacing & Groundworks Ltd2026
- Gwynedd Grouting Ltd2025
- J T Morris & Co Limited2006
All civil engineering contractors in Caernarfon · All trades in Caernarfon · Civil engineering across the UK
Frequently asked questions
When are Aw Diving Ltd's accounts due?
Aw Diving Ltd's next accounts are due at Companies House by 6 April 2028 (in 542 days), covering the period to 31 July 2027.
When is Aw Diving 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 5 July 2027, due by 5 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Aw Diving Ltd still trading?
Aw Diving 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 Aw Diving Ltd do?
Aw Diving Ltd is registered under Construction of water projects (SIC 42910); Other specialised construction activities n.e.c. (SIC 43999); Other professional, scientific and technical activities n.e.c. (SIC 74909).
How old is Aw Diving Ltd?
Aw Diving Ltd was incorporated on 6 July 2026, less than a year ago.
What is the penalty if Aw Diving 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 Aw Diving 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.