- Company number
- 12926436
- Incorporated
- 4 Oct 20206 years trading
- Registered office
- 3 Grove Road, Wrexham, LL11 1DY
- Nature of business
- Construction of domestic buildings; Other construction installation; Joinery installation
MJB Joinery and Building Limited is a 6-year-old private limited company registered in Wrexham, company number 12926436, one of 82 building contractors in Wrexham. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £67K (+72.8%) on the year before, to £160K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £438K against £324K owed within a year: 1.4 times cover.
- 4 employees on average during the year.
- 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 Oct 2025 | £160K | £438K | £324K | 4 | |
| 31 Oct 2024 | £92K | £337K | £291K | 4 | |
| 31 Oct 2023 | £1 | ||||
| 31 Oct 2022 | £1 | ||||
| 31 Oct 2021 | £1 |
Where MJB Joinery and Building Limited is registered
The registered office is in Wrexham (LL11), in the Wrexham local authority area, Wales. Show LL11 1DY on a map.
Other trade companies in LL11
- CB Signature Cleaning LtdCleaning companies
- Armac Developments LtdBuilders
- FH Property Maintenance LimitedFinishing trades
- Dryguard Solutions LimitedSpecialist contractors
- Phoenix Home and Cleaning Services LtdCleaning companies
- Fuze Electrical Group LimitedElectricians
- Hughes Flooring Wrexham LtdFloor and wall tilers
- Makkgroup LtdElectricians
Shared registered office
60 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 MJB Joinery and Building 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 12926436
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 October 2020 (6 years ago)
- Registered office
- 3 Grove Road, Wrexham, LL11 1DY
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other construction installation (SIC 43290)
Joinery installation (SIC 43320) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 3 October 2025
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 Wrexham
Other active building contractors registered in Wrexham.
- Moss Homes (Wrexham) Limited2018
- MPD Developments (NW) Limited1982
- Nelson Framing Ltd2022
- New Heritage Construction Ltd2017
- North West Construction and Paving Ltd2025
- Oasis Plumbing Contractors Ltd2026
- P.R. Joinery and Construction Ltd2023
- PG Homes Limited2017
All building contractors in Wrexham · All trades in Wrexham · Builders across the UK
Frequently asked questions
When are MJB Joinery and Building Limited's accounts due?
MJB Joinery and Building Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is MJB Joinery and Building Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is MJB Joinery and Building Limited still trading?
MJB Joinery and Building 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 MJB Joinery and Building Limited do?
MJB Joinery and Building Limited is registered under Construction of domestic buildings (SIC 41202); Other construction installation (SIC 43290); Joinery installation (SIC 43320).
How old is MJB Joinery and Building Limited?
MJB Joinery and Building Limited was incorporated on 4 October 2020, 6 years ago.
What is the penalty if MJB Joinery and Building 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 MJB Joinery and Building 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.