- Companies
- Plumbers and heating engineers
- Carmarthen
- J M Duxberry Plumbing and Heating Ltd
J M Duxberry Plumbing and Heating Ltd
- Company number
- 04882895
- Incorporated
- 1 Sep 200323 years trading
- Registered office
- c/o Eagle Accountancy UK Ltd, 2 Coracle Offices, ST. Catherine Street, Carmarthen, Dyfed, SA31 1RD
- Nature of business
- Plumbing, heat and air-conditioning installation
J M Duxberry Plumbing and Heating Ltd is a 23-year-old private limited company registered in Carmarthen, company number 04882895, one of 30 plumbing and heating companies in Carmarthen. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
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 £5,158 (+29.9%) on the year before, to -£12K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £3,114 against £18K owed within a year: 0.2 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 10 years, 2015 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | -£12K | £1,904 | £3,114 | £18K | 1 |
| 31 Dec 2023 | -£17K | £4,539 | £6,035 | £23K | 2 |
| 31 Dec 2022 | -£19K | £4,430 | £5,430 | £20K | 1 |
| 31 Dec 2021 | -£17K | £5,633 | £6,711 | £17K | 1 |
| 31 Dec 2020 | -£15K | £1,849 | £2,927 | £8,717 | 1 |
| 31 Dec 2019 | -£4,019 | £16K | £19K | 1 | |
| 31 Dec 2018 | -£1,181 | £11K | £17K | 1 | |
| 31 Dec 2017 | £199 | £10K | £15K | 1 | |
| 31 Dec 2016 | -£407 | £14K | £21K | 1 | |
| 31 Dec 2015 | £1,461 | £16K | £22K |
Where J M Duxberry Plumbing and Heating Ltd is registered
The registered office is in Carmarthen (SA31), in the Carmarthenshire local authority area, Wales. Show SA31 1RD on a map.
Other trade companies in SA31
- Revworks Studio LtdMechanics and garages
- Celf Construction LimitedPlasterers
- DCM Plant Hire LimitedSpecialist contractors
- M Owen Construction LtdBuilders
- Tce Construction LtdBuilders
- LW Pro Build LtdBuilders
- PW Solar LtdElectricians
- Mark Williams Carpets LimitedFloor and wall tilers
Also registered at this address
3 other companies use the same registered office as J M Duxberry Plumbing and Heating Ltd.
- Atlantic Trading LimitedMotor traders
- GB Energy LimitedProperty developers
- SWSS LimitedMechanics and garages
What happens if J M Duxberry Plumbing and Heating 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 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
- 04882895
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 September 2003 (23 years ago)
- Registered office
- c/o Eagle Accountancy UK Ltd, 2 Coracle Offices, ST. Catherine Street, Carmarthen, Dyfed, SA31 1RD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 1 September 2025
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 Carmarthen
Other active plumbing and heating companies registered in Carmarthen.
- Jack Parker Plumbing and Heating Ltd2019
- L W Ufh Heating Limited2018
- M Howells Plumbing & Heating Ltd2015
- Maidenhead Air Systems Limited2005
- Mitchell's Plumbing Ltd2026
- Morgan & Cuss Limited2016
- Power Check (Oxford) Limited1998
- Preston Plumbing Heating Ltd2026
All plumbing and heating companies in Carmarthen · All trades in Carmarthen · Plumbers and heating engineers across the UK
Frequently asked questions
When are J M Duxberry Plumbing and Heating Ltd's accounts due?
J M Duxberry Plumbing and Heating Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is J M Duxberry Plumbing and Heating 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 31 December 2025, due by 31 December 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is J M Duxberry Plumbing and Heating Ltd still trading?
J M Duxberry Plumbing and Heating Ltd is listed as active on the Companies House register (checked 13 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 J M Duxberry Plumbing and Heating Ltd do?
J M Duxberry Plumbing and Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is J M Duxberry Plumbing and Heating Ltd?
J M Duxberry Plumbing and Heating Ltd was incorporated on 1 September 2003, 23 years ago.
What is the penalty if J M Duxberry Plumbing and Heating 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 J M Duxberry Plumbing and Heating Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.