- Companies
- Joiners and carpenters
- Darlington
- N J Cooper Joinery & Building Contractors Ltd
N J Cooper Joinery & Building Contractors Ltd
- Company number
- 07456363
- Incorporated
- 1 Dec 201015 years trading
- Registered office
- 23 Woodland Road, Darlington, County Durham, DL3 7BJ
- Nature of business
- Joinery installation
N J Cooper Joinery & Building Contractors Ltd is a 15-year-old private limited company registered in Darlington, company number 07456363, one of 29 joinery companies in Darlington. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £9,260 (-12.1%) on the year before, to £67K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £82K against £9,560 owed within a year: 8.6 times cover.
- 2 employees on average, up from 1 the year before.
- 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 Dec 2025 | £67K | £66K | £82K | £9,560 | 2 |
| 31 Dec 2024 | £77K | £83K | £101K | £18K | 1 |
| 31 Dec 2023 | £46K | £75K | £81K | £29K | 1 |
| 31 Dec 2022 | £19K | £44K | £17K | 0 | |
| 31 Dec 2021 | £21K | £47K | £16K | 0 | |
| 31 Dec 2020 | £15K | £45K | £20K | 0 | |
| 31 Dec 2019 | £17K | £32K | £18K | 2 | |
| 31 Dec 2018 | £22K | £41K | £22K | ||
| 31 Dec 2017 | £16K | £28K | £13K | ||
| 31 Dec 2016 | £27K | £34K | £11K |
Where N J Cooper Joinery & Building Contractors Ltd is registered
The registered office is in Darlington (DL3), in the Darlington local authority area, North East. Show DL3 7BJ on a map.
Other trade companies in DL3
- Shine With Helen LtdCleaning companies
- RJB Consultants LtdInstallers
- Garry's Car Valeting LtdCleaning companies
- Go Elite Cleaning Services LtdCleaning companies
- BGP Property LtdProperty developers
- Frontier Energy Services LtdPlumbers and heating engineers
- Andrew Morgan Joinery LtdJoiners and carpenters
- Aburns Engineering LtdBuilders
Also registered at this address
18 other companies use the same registered office as N J Cooper Joinery & Building Contractors Ltd.
- A1 Building & Maintenance LtdLandscapers and gardeners
- CM Site Services LtdInstallers
- D Wright Groundworks LtdSpecialist contractors
- Dorserve LimitedInstallers
- G A Mackenzie LtdPainters and decorators
- J M Wilson & Son LtdPlasterers
- Jay's Technical Services LimitedSpecialist contractors
- JCB Agricultural & Building Contractor LtdGroundworks and demolition
- L W Home Services LtdRoofers
- MCS Joinery LtdJoiners and carpenters
- Neil Gales LtdFloor and wall tilers
- Nova Construction & Site Services LtdSpecialist contractors
- Sawden & Sons LimitedGroundworks and demolition
- Scandinavian Windows & Doors LtdGlaziers
- Scholfield Property Solutions LtdProperty developers
- The Weekend Connoisseur LtdProperty developers
- Wade Brothers LtdBuilders
- Whessoe Road Aggregates LtdSpecialist contractors
What happens if N J Cooper Joinery & Building 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 07456363
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 December 2010 (15 years ago)
- Registered office
- 23 Woodland Road, Darlington, County Durham, DL3 7BJ
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 1 December 2025
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 Darlington
Other active joinery companies registered in Darlington.
- P Edwards Joinery and Building Ltd2019
- Pascoe Building & Roofing Contractors Ltd2025
- PC Joinery & Installations Limited2013
- Ra Kitchens Ltd2018
- SRP Joinery & Kitchens Ltd2025
- Wray Joinery Limited2002
- A Wake Joinery Ltd2023
- Andrew Morgan Joinery Ltd2026
All joinery companies in Darlington · All trades in Darlington · Joiners and carpenters across the UK
Frequently asked questions
When are N J Cooper Joinery & Building Contractors Ltd's accounts due?
N J Cooper Joinery & Building Contractors Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is N J Cooper Joinery & Building Contractors Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is N J Cooper Joinery & Building Contractors Ltd still trading?
N J Cooper Joinery & Building 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 N J Cooper Joinery & Building Contractors Ltd do?
N J Cooper Joinery & Building Contractors Ltd is registered under Joinery installation (SIC 43320).
How old is N J Cooper Joinery & Building Contractors Ltd?
N J Cooper Joinery & Building Contractors Ltd was incorporated on 1 December 2010, 15 years ago.
What is the penalty if N J Cooper Joinery & Building 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 N J Cooper Joinery & Building 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.