- Companies
- Civil engineering
- Blackwood
- John Dunn Brickwork Contractors Ltd
John Dunn Brickwork Contractors Ltd
- Company number
- 06897892
- Incorporated
- 7 May 200917 years trading
- Registered office
- 43 Croeso Square, Blackwood, NP12 1WE
- Nature of business
- Construction of other civil engineering projects n.e.c.
John Dunn Brickwork Contractors Ltd is a 17-year-old private limited company registered in Blackwood, company number 06897892, one of 8 civil engineering contractors in Blackwood. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £589 (-26.9%) on the year before, to £1,600.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £3,681 against £1,491 owed within a year: 2.5 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £1,600 | £3,681 | £1,491 | 3 | |
| 31 May 2024 | £2,189 | £3,498 | £1,054 | 3 | |
| 31 May 2023 | £6,514 | £7,511 | £962 | 3 | |
| 31 May 2022 | £8,126 | £21K | £13K | 3 | |
| 31 May 2021 | £4,899 | £20K | £16K | 3 | |
| 31 May 2020 | £3,701 | £20K | £18K | 3 | |
| 31 May 2019 | £3,387 | £17K | £13K | 3 | |
| 31 May 2018 | £3,341 | £29K | £25K | 3 | |
| 31 May 2017 | £1,812 | £21K | £20K | ||
| 31 May 2016 | £371 | £16K | £19K |
Where John Dunn Brickwork Contractors Ltd is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 1WE on a map.
Other trade companies in NP12
- Hohm Property Group LtdProperty developers
- R&C Mechanics LimitedMechanics and garages
- M & R Property Solutions (SW) LimitedFinishing trades
- JLH Scaffolding LtdScaffolders
- SM Contracting SW LtdBuilders
- Top Notch Carpentry Services LimitedInstallers
- Cardiff Bathrooms LtdFinishing trades
- CB Brickwork & Building LtdSpecialist contractors
What happens if John Dunn Brickwork Contractors 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 06897892
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 May 2009 (17 years ago)
- Registered office
- 43 Croeso Square, Blackwood, NP12 1WE
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 7 May 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Blackwood
Other active civil engineering contractors registered in Blackwood.
- LCS Engineering Ltd2009
- LV Plant Ltd2026
- Railzone Ltd2025
- Trydan Rail Ltd2023
- D & M Groundworks & Utilities Ltd2017
- Dark & Hillman Construction Ltd2003
- Elite Jointing Solutions Limited2024
All civil engineering contractors in Blackwood · All trades in Blackwood · Civil engineering across the UK
Frequently asked questions
When are John Dunn Brickwork Contractors Ltd's accounts due?
John Dunn Brickwork Contractors Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is John Dunn Brickwork Contractors Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is John Dunn Brickwork Contractors Ltd still trading?
John Dunn Brickwork Contractors 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 John Dunn Brickwork Contractors Ltd do?
John Dunn Brickwork Contractors Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is John Dunn Brickwork Contractors Ltd?
John Dunn Brickwork Contractors Ltd was incorporated on 7 May 2009, 17 years ago.
What is the penalty if John Dunn Brickwork Contractors 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 John Dunn Brickwork Contractors 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.