- Companies
- Property developers
- London
- J and K Contractors Ltd
J and K Contractors Ltd
- Company number
- 11427101
- Incorporated
- 21 Jun 20188 years trading
- Registered office
- Suite 7 Zeal House, 8 Deer Park Road, London, SW19 3UU
- Nature of business
- Development of building projects; Construction of domestic buildings
J and K Contractors Ltd is a 8-year-old private limited company registered in London, company number 11427101, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 27 March 2027, and the CT600 for the period to 27 June 2026 is due at HMRC on 27 June 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 £24K (-95.3%) on the year before, to £1,203.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £26K against £29K owed within a year: 0.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £1,203 | £26K | £29K | 0 | |
| 30 Jun 2024 | £25K | £11K | £38K | 0 | |
| 30 Jun 2023 | £19K | £8,518 | £31K | 0 | |
| 30 Jun 2022 | £6,421 | £19K | 0 | ||
| 30 Jun 2021 | £3,457 | £89K | £89K | 0 | |
| 30 Jun 2020 | £4,789 | £112K | £113K | 0 | |
| 30 Jun 2019 | £839 | £217K | £222K | 0 |
Where J and K Contractors Ltd is registered
The registered office is in London (SW19), in the Merton local authority area, London. Show SW19 3UU on a map.
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- Base Bloc LimitedBuilders
- Concealed Climate LimitedPlumbers and heating engineers
- Morningside LtdProperty developers
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What happens if J and K 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 27 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Mar 2027 to 27 Apr 2027 | £150 |
| 1 to 3 months late | 28 Apr 2027 to 27 Jun 2027 | £375 |
| 3 to 6 months late | 28 Jun 2027 to 27 Sep 2027 | £750 |
| More than 6 months late | From 28 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 28 Jun 2027 | £200 |
| 3 months late | 27 Sep 2027 | another £200 |
| 6 months late | 27 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 27 Jun 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
- 11427101
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 June 2018 (8 years ago)
- Registered office
- Suite 7 Zeal House, 8 Deer Park Road, London, SW19 3UU
- Nature of business
- Development of building projects (SIC 41100)
Construction of domestic buildings (SIC 41202) - Year end
- 27 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 17 June 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in London
Other active property development companies registered in London.
- J and M Fountain Developments Limited2007
- J C Trusler Ltd2018
- J G Sim Limited2019
- J K M Construction Limited1992
- J L & N Developments Ltd2025
- J Moore Developments Ltd2022
- J N Mendelssohn Developments Limited2006
- J Nightingale Developments Ltd2026
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are J and K Contractors Ltd's accounts due?
J and K Contractors Ltd's next accounts are due at Companies House by 27 March 2027 (in 165 days), covering the period to 27 June 2026.
When is J and K Contractors Ltd's CT600 due?
The CT600 for the period to 27 June 2026 is due at HMRC by 27 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 28 March 2027.
Is J and K Contractors Ltd still trading?
J and K 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 J and K Contractors Ltd do?
J and K Contractors Ltd is registered under Development of building projects (SIC 41100); Construction of domestic buildings (SIC 41202).
How old is J and K Contractors Ltd?
J and K Contractors Ltd was incorporated on 21 June 2018, 8 years ago.
What is the penalty if J and K 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 J and K 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.