- Company number
- 05222437
- Incorporated
- 6 Sep 200422 years trading
- Registered office
- 10 Stretton Way, Huyton Industrial Estate, Liverpool, Merseyside, L36 6JF
- Nature of business
- Construction of commercial buildings
NJN Controls Limited is a 22-year-old private limited company registered in Liverpool, company number 05222437, one of 644 building contractors in Liverpool. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £128K (+86.2%) on the year before, to £277K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £447K against £170K owed within a year: 2.6 times cover.
- 3 employees on average, up from 1 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £277K | £207K | £447K | £170K | 3 |
| 31 Mar 2024 | £149K | £164K | £374K | £225K | 1 |
| 31 Mar 2023 | £53K | £162K | £76K | 2 | |
| 31 Mar 2022 | £86K | £218K | £90K | 2 | |
| 31 Mar 2021 | £123K | £270K | £102K | 2 | |
| 31 Mar 2020 | £160K | £403K | £251K | 0 | |
| 31 Mar 2019 | £138K | £125K | £258K | £125K | 2 |
| 31 Mar 2018 | £156K | £89K | £304K | £154K | 2 |
| 31 Mar 2017 | £131K | 2 | |||
| 31 Mar 2016 | £157K | £112K | £243K | £93K |
Who runs and owns NJN Controls Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** W*** | Director | May 2023 |
9 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| N*** F*** | Secretary | Sep 2004 | Feb 2007 |
| I*** S*** | Secretary | Feb 2007 | May 2023 |
| Online Corporate Secretaries Limited | Secretary (company) | Sep 2004 | Sep 2004 |
| P*** A*** | Director | Feb 2007 | May 2023 |
| N*** F*** | Director | Sep 2004 | Feb 2007 |
| N*** M*** | Director | Sep 2004 | Feb 2007 |
| I*** S*** | Director | Feb 2007 | May 2023 |
| J*** T*** | Director | Sep 2004 | Nov 2005 |
| Online Nominees Limited | Nominee director (company) | Sep 2004 | Sep 2004 |
Person with significant control
Charges (secured borrowing)
All 1 registered charge has been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| HSBC Bank PLC | Satisfied Jan 2023 | Mar 2007 |
Where NJN Controls Limited is registered
The registered office is in Liverpool (L36), in the Knowsley local authority area, North West. Show L36 6JF on a map.
Other trade companies in L36
- RJS Scaffolding Services LtdScaffolders
- Steadfast Pipe - Mechanical LtdCivil engineering
- Page Moss Tyres LimitedMotor traders
- P&K Construction LtdBuilders
- O'Connor Electrical Services (NW) LtdElectricians
- Watkin Electrical Solutions LtdElectricians
- Automoor LtdMotor traders
- Statement Construction LimitedBuilders
Also registered at this address
2 other companies use the same registered office as NJN Controls Limited.
- Brave Or Stupid LimitedMachinery repair and installation
- Oxford Electrical (ST. Helens) LimitedMachinery repair and installation
What happens if NJN Controls 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 05222437
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 September 2004 (22 years ago)
- Registered office
- 10 Stretton Way, Huyton Industrial Estate, Liverpool, Merseyside, L36 6JF
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 27 August 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
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 Liverpool
Other active building contractors registered in Liverpool.
- NLP Contracting Limited2018
- Norbitlink Ltd2023
- Nordic Construction and Joinery Ltd2025
- North Form Group Ltd2025
- North West Luxury Homes Ltd2025
- Northwest Homes and Developments Ltd2017
- Nuttshell Developments Limited2025
- Nuttshell Ltd2022
All building contractors in Liverpool · All trades in Liverpool · Builders across the UK
Frequently asked questions
When are NJN Controls Limited's accounts due?
NJN Controls Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is NJN Controls Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is NJN Controls Limited still trading?
NJN Controls 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 NJN Controls Limited do?
NJN Controls Limited is registered under Construction of commercial buildings (SIC 41201).
How old is NJN Controls Limited?
NJN Controls Limited was incorporated on 6 September 2004, 22 years ago.
Who runs NJN Controls Limited?
NJN Controls Limited has 1 active director, the longest-serving appointed in May 2023. Their names and service addresses are on the Companies House register.
Who owns NJN Controls Limited?
One person or company has significant control of NJN Controls Limited: Iservo Limited (owns 75% or more of the shares).
What is the penalty if NJN Controls 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 NJN Controls 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.