- Companies
- Builders
- Pontefract
- K J and Son's Ltd
K J and Son's Ltd
- Company number
- 06528475
- Incorporated
- 10 Mar 200818 years trading
- Registered office
- 47 Market Street, Hemsworth, Pontefract, WF9 4LR
- Nature of business
- Construction of commercial buildings
K J and Son's Ltd is a 18-year-old private limited company registered in Pontefract, company number 06528475, one of 62 building contractors in Pontefract. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 up £7,274 (+101.3%) on the year before, to £90.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £64K against £67K owed within a year: 1.0 times cover.
- 2 employees on average, down from 3 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £90 | £64K | £67K | 2 | |
| 30 Apr 2024 | -£7,184 | £47K | £44K | 3 | |
| 30 Apr 2023 | -£38K | £56K | £104K | 3 | |
| 30 Apr 2022 | -£34K | £9,385 | £60K | £102K | 3 |
| 30 Apr 2021 | -£23K | £16K | £67K | £99K | 3 |
| 30 Apr 2020 | -£15K | £10K | £55K | £80K | 3 |
| 30 Apr 2019 | £4,914 | £8,335 | £71K | £77K | 3 |
| 30 Apr 2018 | -£19K | £4,375 | £49K | £81K | 3 |
| 30 Apr 2017 | -£26K | £2,875 | £45K | £81K | 3 |
| 30 Apr 2016 | -£16K | £24K | £77K | £108K |
Where K J and Son's Ltd is registered
The registered office is in Pontefract (WF9), in the Wakefield local authority area, Yorkshire and The Humber. Show WF9 4LR on a map.
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Also registered at this address
20 other companies use the same registered office as K J and Son's Ltd.
- Accurate Industrial Doors LimitedMachinery repair and installation
- Addy Builders LimitedBuilders
- Advanture LimitedMotor traders
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- Burton Utilities & Civils LimitedCivil engineering
- Composite Door Factory (Yorkshire) LtdGlaziers
- Dig Utilities LtdCivil engineering
- Dootson Motors LimitedMotor traders
- Elrae LimitedMotor traders
- Go for IT (Europe) LimitedProperty developers
- Joal Joinery LimitedJoiners and carpenters
- KC Decorating Services LtdPainters and decorators
- Key Installations U.K LtdInstallers
- Norman`S Motor Shop LimitedMotor traders
- Propumps-UK LtdGroundworks and demolition
- Richard Owen Joinery LtdJoiners and carpenters
- Sy 4X4 LtdMechanics and garages
- Sy 4X4 Motor Co LtdMotor traders
- Symons Building Contractors LimitedBuilders
- TSR Property Care (Yorkshire) LtdFinishing trades
What happens if K J and Son's 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 06528475
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 March 2008 (18 years ago)
- Registered office
- 47 Market Street, Hemsworth, Pontefract, WF9 4LR
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 26 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 Pontefract
Other active building contractors registered in Pontefract.
- K.L.M. Building Contractors Co. Limited1973
- K.M. Refurbishments Ltd2024
- KCK Housing Ltd2025
- LBC Cladding Ltd2017
- Luella Homes Ltd2024
- Macauley Homes Limited2004
- Marsh Glazing Windows & Doors Limited2017
- MGD Property Maintenance Ltd2023
All building contractors in Pontefract · All trades in Pontefract · Builders across the UK
Frequently asked questions
When are K J and Son's Ltd's accounts due?
K J and Son's Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is K J and Son's Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is K J and Son's Ltd still trading?
K J and Son's 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 K J and Son's Ltd do?
K J and Son's Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is K J and Son's Ltd?
K J and Son's Ltd was incorporated on 10 March 2008, 18 years ago.
What is the penalty if K J and Son's 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 K J and Son's 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.