- Companies
- Builders
- Mountain Ash
- JJ Brickwork and Stonework Specialists Limited
JJ Brickwork and Stonework Specialists Limited
- Company number
- 12721116
- Incorporated
- 5 Jul 20206 years trading
- Registered office
- 19 Gwernifor Street, Mountain Ash, CF45 3NA
- Nature of business
- Construction of domestic buildings
JJ Brickwork and Stonework Specialists Limited is a 6-year-old private limited company registered in Mountain Ash, company number 12721116, one of 24 building contractors in Mountain Ash. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £15K (-81.5%) on the year before, to £3,405.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £19K against £16K owed within a year: 1.2 times cover.
- 2 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 Mar 2025 | £3,405 | £19K | £16K | 2 | |
| 31 Mar 2024 | £18K | £41K | £24K | 2 | |
| 31 Mar 2023 | £16K | £79K | £61K | 2 | |
| 31 Mar 2022 | £13K | £20K | £4,596 | 2 | |
| 31 Jul 2021 | £4,168 | £10K | £5,026 | 0 |
Where JJ Brickwork and Stonework Specialists Limited is registered
The registered office is in Mountain Ash (CF45), in the Rhondda Cynon Taf local authority area, Wales. Show CF45 3NA on a map.
Other trade companies in CF45
- Pro Guard Home Improvements LtdRoofers
- Smiths Rendering & Resin LtdBuilders
- Ironrootslandscaping LimitedLandscapers and gardeners
- Lee Griffiths Contractors LimitedFinishing trades
- Theglossboss LtdCleaning companies
- Brickzen Constructions LtdInstallers
- STR Drylining LtdBuilders
- Greenvoltinfrastructure LtdCivil engineering
What happens if JJ Brickwork and Stonework Specialists 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 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
- 12721116
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 July 2020 (6 years ago)
- Registered office
- 19 Gwernifor Street, Mountain Ash, CF45 3NA
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 13 February 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 Mountain Ash
Other active building contractors registered in Mountain Ash.
- KR Windows Installations Ltd2024
- KW Groundworks Ltd2017
- Largercoast Group Ltd2022
- Orp Drylining Ltd2019
- P.L.T Construction Limited2025
- Precision Kitchen Fitting Ltd2025
- R S Ratcliffe (Carpentry) Limited2004
- SMS Drylining Ltd2025
All building contractors in Mountain Ash · All trades in Mountain Ash · Builders across the UK
Frequently asked questions
When are JJ Brickwork and Stonework Specialists Limited's accounts due?
JJ Brickwork and Stonework Specialists Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is JJ Brickwork and Stonework Specialists Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is JJ Brickwork and Stonework Specialists Limited still trading?
JJ Brickwork and Stonework Specialists 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 JJ Brickwork and Stonework Specialists Limited do?
JJ Brickwork and Stonework Specialists Limited is registered under Construction of domestic buildings (SIC 41202).
How old is JJ Brickwork and Stonework Specialists Limited?
JJ Brickwork and Stonework Specialists Limited was incorporated on 5 July 2020, 6 years ago.
What is the penalty if JJ Brickwork and Stonework Specialists 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 JJ Brickwork and Stonework Specialists 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.