- Companies
- Plumbers and heating engineers
- Dorchester
- Southwest Woodburners Limited
Southwest Woodburners Limited
- Company number
- 15726962
- Incorporated
- 17 May 20242 years trading
- Registered office
- Unit 2A, Railway Triangle Industrial Estate, Dorchester, DT1 2PJ
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
Southwest Woodburners Limited is a 2-year-old private limited company registered in Dorchester, company number 15726962, one of 46 plumbing and heating companies in Dorchester. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 May 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Southwest Woodburners Limited is registered
The registered office is in Dorchester (DT1), in the Dorset local authority area, South West. Show DT1 2PJ on a map.
Other trade companies in DT1
- Wareham MOT LimitedMechanics and garages
- Coastal Crest Dorset Cleaning Company LimitedCleaning companies
- Hybrid Superstructures LtdBuilders
- Solo Construction & Development LimitedBuilders
- Guardian Home Improvements LimitedFinishing trades
- Dorset Cars LtdMotor traders
- Rebecca Scaffolding LtdScaffolders
- Fox Roofing & Leadworks LtdRoofers
Shared registered office
140 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Southwest Woodburners 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 15726962
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 May 2024 (2 years ago)
- Registered office
- Unit 2A, Railway Triangle Industrial Estate, Dorchester, DT1 2PJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 16 May 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Dorchester
Other active plumbing and heating companies registered in Dorchester.
- Supreme PH7 Ltd2017
- Thermoloco Ltd2017
- Warmer Waters Ltd2014
- Weymouth Wetrooms Limited2013
- Whites PHS Limited2011
- A1 Plumbing & Heating Services (UK) Ltd2012
- Abbas Gas Services Limited2001
- Alb Plumbing and Heating Services Limited2016
All plumbing and heating companies in Dorchester · All trades in Dorchester · Plumbers and heating engineers across the UK
Frequently asked questions
When are Southwest Woodburners Limited's accounts due?
Southwest Woodburners Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Southwest Woodburners Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Southwest Woodburners Limited still trading?
Southwest Woodburners 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 Southwest Woodburners Limited do?
Southwest Woodburners Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Southwest Woodburners Limited?
Southwest Woodburners Limited was incorporated on 17 May 2024, 2 years ago.
What is the penalty if Southwest Woodburners 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 Southwest Woodburners 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.