- Companies
- Property developers
- London
- JNZ Construction Ltd
JNZ Construction Ltd
- Company number
- 13730133
- Incorporated
- 8 Nov 20214 years trading
- Registered office
- Elscot House, Arcadia Avenue, London, N3 2JU
- Nature of business
- Development of building projects
JNZ Construction Ltd is a 4-year-old private limited company registered in London, company number 13730133, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £3,193 (+52.5%) on the year before, to £9,275.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £13K against £4,086 owed within a year: 3.3 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £9,275 | £13K | £13K | £4,086 | 1 |
| 30 Nov 2024 | £6,082 | £11K | £12K | £5,728 | 1 |
| 30 Nov 2023 | £3,296 | £7,025 | £7,565 | £4,269 | 1 |
| 30 Nov 2022 | £845 | £2,620 | 1 |
Who runs and owns JNZ Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| A*** N*** | Director | Nov 2021 |
| Centrum Secretaries Limited | Secretary (company) | Nov 2021 |
Person with significant control
Where JNZ Construction Ltd is registered
The registered office is in London (N3), in the Barnet local authority area, London. Show N3 2JU on a map.
Other trade companies in N3
- Key & Keep LtdCleaning companies
- GMS Residential LimitedPlumbers and heating engineers
- Gcap East LtdProperty developers
- Tatras Development LimitedProperty developers
- Chesterfield Corinne LtdProperty developers
- Pure Plumbing Pros LimitedPlumbers and heating engineers
- WS Cleaning Services LtdCleaning companies
- Landfall Projects LimitedProperty developers
Also registered at this address
3 other companies use the same registered office as JNZ Construction Ltd.
- Country Houses LimitedProperty developers
- J & Z Construction LimitedBuilders
- Vale London LimitedProperty developers
What happens if JNZ Construction 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 13730133
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 November 2021 (4 years ago)
- Registered office
- Elscot House, Arcadia Avenue, London, N3 2JU
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 7 November 2025
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.
- Joa Consult Limited Ltd.2023
- Joakim O Connor Ltd2016
- Jobo Homes Limited2024
- Jocoh Ltd2022
- Joddcon Ltd2016
- Jode & Jesu Finishing Limited2016
- Joe Stean Holdings Ltd2025
- Jofomak Ltd2025
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are JNZ Construction Ltd's accounts due?
JNZ Construction Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is JNZ Construction Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is JNZ Construction Ltd still trading?
JNZ Construction 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 JNZ Construction Ltd do?
JNZ Construction Ltd is registered under Development of building projects (SIC 41100).
How old is JNZ Construction Ltd?
JNZ Construction Ltd was incorporated on 8 November 2021, 4 years ago.
Who runs JNZ Construction Ltd?
JNZ Construction Ltd has 1 active director, the longest-serving appointed in Nov 2021. Their names and service addresses are on the Companies House register.
Who owns JNZ Construction Ltd?
One person or company has significant control of JNZ Construction Ltd: an individual (owns 75% or more of the shares).
What is the penalty if JNZ Construction 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 JNZ Construction 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.