- Companies
- Joiners and carpenters
- Royston
- K O Carpentry Limited
K O Carpentry Limited
- Company number
- 06418596
- Incorporated
- 6 Nov 200718 years trading
- Registered office
- 68C High Street, Bassingbourn, Royston, Herts, SG8 5LF
- Nature of business
- Joinery installation
K O Carpentry Limited is a 18-year-old private limited company registered in Royston, company number 06418596, one of the UK's joinery companies. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £12K (+48.2%) on the year before, to £36K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £45K against £14K owed within a year: 3.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £36K | £45K | £14K | 1 | |
| 31 Mar 2025 | £24K | £37K | £19K | 1 | |
| 31 Mar 2024 | £28K | £41K | £22K | 1 | |
| 31 Mar 2023 | £18K | £62K | 1 | ||
| 31 Mar 2022 | £22K | £72K | £50K | 1 | |
| 31 Mar 2021 | £20K | £64K | £44K | 1 | |
| 31 Mar 2020 | -£25K | -£54K | £29K | 1 | |
| 31 Mar 2019 | -£16K | -£30K | £14K | ||
| 31 Mar 2018 | -£16K | -£24K | £7,775 | ||
| 31 Mar 2017 | £17K | £13K | £27K | £11K |
Who runs and owns K O Carpentry Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| K*** O*** | Director | Nov 2007 |
4 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| J*** O*** | Secretary | Nov 2007 | Apr 2014 |
| Form 10 Secretaries Fd Ltd | Corporate Nominee Secretary | Nov 2007 | Nov 2007 |
| J*** O*** | Director | Nov 2007 | Apr 2014 |
| Form 10 Directors Fd Ltd | Nominee director (company) | Nov 2007 | Nov 2007 |
Person with significant control
Where K O Carpentry Limited is registered
The registered office is in Royston (SG8), in the South Cambridgeshire local authority area, East of England. Show SG8 5LF on a map.
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- Energy 0 (Zero) LimitedProperty developers
- Common Lane LtdProperty developers
- Florina Claudia Motorsport LtdMechanics and garages
- Honeycomp LtdMachinery repair and installation
- All-Good Aviation LtdMachinery repair and installation
- Acb LtdBuilders
Also registered at this address
24 other companies use the same registered office as K O Carpentry Limited.
- Bradrose Materials Procurement LtdProperty developers
- Brownie-Points.Biz LimitedLandscapers and gardeners
- C Paxton Building Services LimitedSpecialist contractors
- Cherry Wood Construction LimitedInstallers
- Christopher Digby Homes LtdProperty developers
- Crazy 8 Customs LtdMechanics and garages
- Endcliffe Building and Renovations LimitedFinishing trades
- GD Roofing Services LtdRoofers
- GS4 Interiors LimitedFinishing trades
- J & A Norbury LimitedProperty developers
- JNB Plumbing & Heating LimitedPlumbers and heating engineers
- L & H Carpentry LtdBuilders
- Libra Mechanical Services LimitedPlumbers and heating engineers
- Marvall Services LimitedLandscapers and gardeners
- Matt P James Carpentry Services LimitedJoiners and carpenters
- Nu Homes (Cambridge) LimitedBuilders
- PD Groundworks & Construction LimitedInstallers
- Phoenix Partnership (Herts) LimitedPlumbers and heating engineers
- PJM Carpentry & Construction LimitedInstallers
- Quinn Roofing LimitedRoofers
- Reynolds Landscaping Services LimitedLandscapers and gardeners
- Root to Crown LimitedLandscapers and gardeners
- Thorn Builders LimitedJoiners and carpenters
- White Dragon Access LimitedSpecialist contractors
What happens if K O Carpentry 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 06418596
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 November 2007 (18 years ago)
- Registered office
- 68C High Street, Bassingbourn, Royston, Herts, SG8 5LF
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 6 November 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 Royston
Other active joinery companies registered in Royston.
All joinery companies in Royston · All trades in Royston · Joiners and carpenters across the UK
Frequently asked questions
When are K O Carpentry Limited's accounts due?
K O Carpentry Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is K O Carpentry Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is K O Carpentry Limited still trading?
K O Carpentry 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 K O Carpentry Limited do?
K O Carpentry Limited is registered under Joinery installation (SIC 43320).
How old is K O Carpentry Limited?
K O Carpentry Limited was incorporated on 6 November 2007, 18 years ago.
Who runs K O Carpentry Limited?
K O Carpentry Limited has 1 active director, the longest-serving appointed in Nov 2007. Their names and service addresses are on the Companies House register.
Who owns K O Carpentry Limited?
One person or company has significant control of K O Carpentry Limited: an individual (owns 75% or more of the shares).
What is the penalty if K O Carpentry 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 K O Carpentry 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.