- Companies
- Finishing trades
- Haverfordwest
- S G Dorn Construction Limited
S G Dorn Construction Limited
- Company number
- 09023327
- Incorporated
- 2 May 201412 years trading
- Registered office
- Shearwater House, Trefgarn Owen, Haverfordwest, Pembrokeshire, SA62 6NE
- Nature of business
- Other building completion and finishing
S G Dorn Construction Limited is a 12-year-old private limited company registered in Haverfordwest, company number 09023327, one of 13 building finishing companies in Haverfordwest. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £6,299 (+71.9%) on the year before, to £15K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £33K against £18K owed within a year: 1.8 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £15K | £2,794 | £33K | £18K | 2 |
| 31 Mar 2024 | £8,757 | £4,323 | £31K | £23K | 2 |
| 31 Mar 2023 | £723 | £2,379 | £29K | £15K | 2 |
| 31 Mar 2022 | £826 | £17K | £36K | £17K | 2 |
| 31 Mar 2021 | -£4,870 | £12K | £30K | £11K | 2 |
| 31 Mar 2020 | £9,995 | £1,226 | £16K | £2,767 | 2 |
| 31 Mar 2019 | £50K | £7,363 | £52K | £16K | 2 |
| 31 Mar 2018 | £53K | £43K | £71K | £36K | 2 |
| 31 Mar 2017 | £39K | £51K | £87K | £51K | 2 |
| 31 Mar 2016 | £9,247 | £9,185 | £28K | £21K |
Where S G Dorn Construction Limited is registered
The registered office is in Haverfordwest (SA62), in the Pembrokeshire local authority area, Wales. Show SA62 6NE on a map.
Other trade companies in SA62
- Southline Infrastructure LtdCivil engineering
- JRJ & Son Gardening Services (Pembs) LtdLandscapers and gardeners
- BLJL Utility LtdSpecialist contractors
- City Sparks Electrical LtdElectricians
- Purple Plug LtdJoiners and carpenters
- Scott Crawford & Sons Automotive LimitedMechanics and garages
- Lan Yr Afon LtdBuilders
- Greene Tree and Gardens LtdLandscapers and gardeners
What happens if S G Dorn Construction 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 09023327
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 May 2014 (12 years ago)
- Registered office
- Shearwater House, Trefgarn Owen, Haverfordwest, Pembrokeshire, SA62 6NE
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 2 May 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Haverfordwest
Other active building finishing companies registered in Haverfordwest.
- SCS Associates UK Ltd2006
- Thermavex Ltd2025
- Abbey Homes Limited1998
- Bear Restorations Ltd2024
- Bennett Construction Services Ltd2020
- Cellar One Ltd2019
- CGB 2023 Ltd2020
- Conbeer Builders Limited2012
All building finishing companies in Haverfordwest · All trades in Haverfordwest · Finishing trades across the UK
Frequently asked questions
When are S G Dorn Construction Limited's accounts due?
S G Dorn Construction Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is S G Dorn Construction Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is S G Dorn Construction Limited still trading?
S G Dorn Construction 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 S G Dorn Construction Limited do?
S G Dorn Construction Limited is registered under Other building completion and finishing (SIC 43390).
How old is S G Dorn Construction Limited?
S G Dorn Construction Limited was incorporated on 2 May 2014, 12 years ago.
What is the penalty if S G Dorn Construction 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 S G Dorn Construction 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.