- Companies
- Joiners and carpenters
- Carmarthen
- MDJ Carpentry Limited
MDJ Carpentry Limited
- Company number
- 17360700
- Incorporated
- 24 Jul 2026
- Registered office
- Fairways, Pendine, Carmarthen, SA33 4PA
- Nature of business
- Joinery installation
MDJ Carpentry Limited is a newly incorporated private limited company registered in Carmarthen, company number 17360700, one of 11 joinery companies in Carmarthen. Its next accounts are due at Companies House on 24 April 2028, and its first CT600 is due at HMRC on 23 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.
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Where MDJ Carpentry Limited is registered
The registered office is in Carmarthen (SA33), in the Carmarthenshire local authority area, Wales. Show SA33 4PA on a map.
Other trade companies in SA33
- Ajm Energy Solutions LtdElectricians
- RSJS Renovations LtdBuilders
- Blanchart Interiors LtdFinishing trades
- Cathedral City Cleaning LtdCleaning companies
- Zavaschi LimitedCivil engineering
- P & K Kitchens LimitedFinishing trades
- Preston Plumbing Heating LtdPlumbers and heating engineers
- Steven Pritchard Flat Roofing LtdRoofers
Shared registered office
55 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 MDJ Carpentry 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 24 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Apr 2028 to 24 May 2028 | £150 |
| 1 to 3 months late | 25 May 2028 to 24 Jul 2028 | £375 |
| 3 to 6 months late | 25 Jul 2028 to 24 Oct 2028 | £750 |
| More than 6 months late | From 25 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
- 17360700
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 2026
- Registered office
- Fairways, Pendine, Carmarthen, SA33 4PA
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Carmarthen
Other active joinery companies registered in Carmarthen.
- O J Joinery Limited2008
- Woodro Kitchens & Bedrooms Limited2025
- Adam Lewis Carpentry Limited2025
- Bearcroft Timber Frame Ltd2018
- Ceasar Carpentry & Construction Limited2024
- Cen Coed Limited2026
- J B Carpentry & Joinery Services Limited2026
- J.B. Building & Renovation Ltd2026
All joinery companies in Carmarthen · All trades in Carmarthen · Joiners and carpenters across the UK
Frequently asked questions
When are MDJ Carpentry Limited's accounts due?
MDJ Carpentry Limited's next accounts are due at Companies House by 24 April 2028 (in 560 days), covering the period to 31 July 2027.
When is MDJ Carpentry Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 23 July 2027, due by 23 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 MDJ Carpentry Limited still trading?
MDJ Carpentry 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 MDJ Carpentry Limited do?
MDJ Carpentry Limited is registered under Joinery installation (SIC 43320).
How old is MDJ Carpentry Limited?
MDJ Carpentry Limited was incorporated on 24 July 2026, less than a year ago.
What is the penalty if MDJ Carpentry 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 MDJ Carpentry 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.