- Companies
- Joiners and carpenters
- Northwood
- C J Kirby Limited
C J Kirby Limited
- Company number
- 04038924
- Incorporated
- 21 Jul 200026 years trading
- Registered office
- 36 Dene Road, Northwood, Middlesex, HA6 2DA
- Nature of business
- Joinery installation
C J Kirby Limited is a 26-year-old private limited company registered in Northwood, company number 04038924, one of 5 joinery companies in Northwood. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £35K (-18.8%) on the year before, to £152K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £197K against £41K owed within a year: 4.8 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Jul 2025 | £152K | £197K | £197K | £41K | 0 |
| 31 Jul 2024 | £187K | £223K | £226K | £17K | 0 |
| 31 Jul 2023 | £331K | £337K | £82K | 7 | |
| 31 Jul 2022 | £284K | £257K | £68K | 7 | |
| 31 Jul 2021 | £242K | £233K | £100K | 7 | |
| 31 Jul 2020 | £162K | £189K | £189K | £134K | 7 |
| 31 Jul 2019 | £142K | £134K | £135K | £147K | |
| 31 Jul 2018 | £116K | £117K | £121K | £141K | 7 |
| 31 Jul 2017 | £98K | £121K | £127K | £123K | 7 |
| 31 Jul 2016 | £77K | £121K |
Where C J Kirby Limited is registered
The registered office is in Northwood (HA6), in the Hillingdon local authority area, London. Show HA6 2DA on a map.
Other trade companies in HA6
- Alexastef LimitedBuilders
- Brill (Rural Property) LimitedProperty developers
- Roblar LimitedBuilders
- Compare My Cleaning Quotes LtdCleaning companies
- Cheshire Developments Group LtdProperty developers
- Elite London Cleaning LtdCleaning companies
- Melylar Render LtdBuilders
- Avidity Air Conditioning LtdPlumbers and heating engineers
Also registered at this address
8 other companies use the same registered office as C J Kirby Limited.
- Araujo Gardening LimitedLandscapers and gardeners
- DPK Contractors LimitedProperty developers
- Hatch End Tiles LimitedFloor and wall tilers
- Paul Harris Developments LimitedBuilders
- Pinner Hill Estate LimitedLandscapers and gardeners
- Resi Solutions Property LimitedSpecialist contractors
- The Green Men LimitedLandscapers and gardeners
- Turn Key Developments SW LtdProperty developers
What happens if C J Kirby 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 04038924
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 July 2000 (26 years ago)
- Registered office
- 36 Dene Road, Northwood, Middlesex, HA6 2DA
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 23 January 2026
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 Northwood
Other active joinery companies registered in Northwood.
- L T C Film Services Limited2012
- North London Renovation Ltd2014
- Viscount Machines Ltd2012
- Ashley Range Contractors Limited2002
All joinery companies in Northwood · All trades in Northwood · Joiners and carpenters across the UK
Frequently asked questions
When are C J Kirby Limited's accounts due?
C J Kirby Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is C J Kirby Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is C J Kirby Limited still trading?
C J Kirby 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 C J Kirby Limited do?
C J Kirby Limited is registered under Joinery installation (SIC 43320).
How old is C J Kirby Limited?
C J Kirby Limited was incorporated on 21 July 2000, 26 years ago.
What is the penalty if C J Kirby 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 C J Kirby 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.