- Companies
- Electricians
- Milton Keynes
- NJB Electrical Ltd
NJB Electrical Ltd
- Company number
- 13327778
- Incorporated
- 12 Apr 20215 years trading
- Registered office
- Gloucester House, 399 Silbury Boulevard, Milton Keynes, MK9 2AH
- Nature of business
- Electrical installation
NJB Electrical Ltd is a 5-year-old private limited company registered in Milton Keynes, company number 13327778, one of 165 electrical contractors in Milton Keynes. 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 down £8,765 (-65.7%) on the year before, to £4,579.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £30K against £50K owed within a year: 0.6 times cover.
- 2 employees 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 Apr 2025 | £4,579 | £1,356 | £30K | £50K | 2 |
| 30 Apr 2024 | £13K | £8,410 | £24K | £41K | 2 |
| 30 Apr 2023 | £8,291 | £1,210 | £18K | £14K | 2 |
| 30 Apr 2022 | £8,002 | £2,938 | £20K | £14K | 2 |
Where NJB Electrical Ltd is registered
The registered office is in Milton Keynes (MK9), in the Milton Keynes local authority area, South East. Show MK9 2AH on a map.
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- CTTK Mechanical Installation & Management LtdInstallers
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- Skyshield Roofing Solutions LtdRoofers
- Olivia Does.. LimitedSpecialist contractors
- Dena Developments LtdProperty developers
- Revonix Group LtdMotor traders
What happens if NJB Electrical 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
- 13327778
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 April 2021 (5 years ago)
- Registered office
- Gloucester House, 399 Silbury Boulevard, Milton Keynes, MK9 2AH
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 11 April 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Milton Keynes
Other active electrical contractors registered in Milton Keynes.
- Odessos Electrical Services Ltd2018
- Olec Ims Ltd2026
- P&W Maintenance Group Limited2017
- P.J. Ayles & Sons Limited1973
- P.J.G. Electrical Limited1996
- Perpetuous Security Solutions Ltd2025
- Pop Electrical and Fire Limited2026
- Prestige Electrical Co (MK) Ltd2022
All electrical contractors in Milton Keynes · All trades in Milton Keynes · Electricians across the UK
Frequently asked questions
When are NJB Electrical Ltd's accounts due?
NJB Electrical 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 NJB Electrical 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 NJB Electrical Ltd still trading?
NJB Electrical 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 NJB Electrical Ltd do?
NJB Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is NJB Electrical Ltd?
NJB Electrical Ltd was incorporated on 12 April 2021, 5 years ago.
What is the penalty if NJB Electrical 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 NJB Electrical 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.