- Companies
- Builders
- Gillingham
- MJ Williams Carpentry Ltd
MJ Williams Carpentry Ltd
- Company number
- 12414650
- Incorporated
- 20 Jan 20206 years trading
- Registered office
- 4 Common Mead Avenue, Gillingham, Dorset Sp8 4Nb, SP8 4NB
- Nature of business
- Construction of domestic buildings; Other specialised construction activities n.e.c.
MJ Williams Carpentry Ltd is a 6-year-old private limited company registered in Gillingham, company number 12414650, one of 162 building contractors in Gillingham. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 down £2,089 (-63.9%) on the year before, to £1,178.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £72K against £113K owed within a year: 0.6 times cover.
- 5 employees on average, up from 3 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £1,178 | £72K | £113K | 5 | |
| 31 Jan 2024 | £3,267 | £95K | £120K | 3 | |
| 31 Jan 2023 | £11K | £100K | £100K | 2 | |
| 31 Jan 2022 | £7,460 | £36K | £34K | 2 | |
| 31 Jan 2021 | -£7,994 | £36K | £38K | £66K | 0 |
Where MJ Williams Carpentry Ltd is registered
The registered office is in Gillingham (SP8), in the Dorset local authority area, South West. Show SP8 4NB on a map.
Other trade companies in SP8
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- Top Wash Orchard Park LtdCleaning companies
- Crestmoor Construction LtdCivil engineering
- Smart Auto Spa - Wincanton LtdMachinery repair and installation
- 5374 LtdMachinery repair and installation
- Foxes Air Conditioning LtdPlumbers and heating engineers
- BB Motor Company MOT Centre LtdMechanics and garages
- Biocool Energy LimitedPlumbers and heating engineers
What happens if MJ Williams Carpentry 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 12414650
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 January 2020 (6 years ago)
- Registered office
- 4 Common Mead Avenue, Gillingham, Dorset Sp8 4Nb, SP8 4NB
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 19 January 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Gillingham
Other active building contractors registered in Gillingham.
- MR S Neenan Ltd2026
- Munster Services Limited2019
- Nora Design and Build Ltd2026
- Norman Bespoke Limited2016
- Oggy Construction Ltd2023
- Patel KD & Sons Limited2026
- Paul Mabe Limited2011
- Perry & Son Ltd2003
All building contractors in Gillingham · All trades in Gillingham · Builders across the UK
Frequently asked questions
When are MJ Williams Carpentry Ltd's accounts due?
MJ Williams Carpentry Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is MJ Williams Carpentry Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is MJ Williams Carpentry Ltd still trading?
MJ Williams Carpentry 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 MJ Williams Carpentry Ltd do?
MJ Williams Carpentry Ltd is registered under Construction of domestic buildings (SIC 41202); Other specialised construction activities n.e.c. (SIC 43999).
How old is MJ Williams Carpentry Ltd?
MJ Williams Carpentry Ltd was incorporated on 20 January 2020, 6 years ago.
What is the penalty if MJ Williams Carpentry 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 MJ Williams Carpentry 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.