- Companies
- Electricians
- Aylesbury
- JJZ Electrical Ltd
JJZ Electrical Ltd
- Company number
- 11748931
- Incorporated
- 4 Jan 20197 years trading
- Registered office
- 88 Grand Junction, Broughton, Aylesbury, HP22 7EB
- Nature of business
- Electrical installation
JJZ Electrical Ltd is a 7-year-old private limited company registered in Aylesbury, company number 11748931, one of 110 electrical contractors in Aylesbury. Its next accounts are due at Companies House on 5 January 2027, and its first CT600 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 £9,369 (+23.4%) on the year before, to £49K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £74K against £27K owed within a year: 2.8 times cover.
- 3 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £49K | £14K | £74K | £27K | 3 |
| 31 Mar 2024 | £40K | £51K | £70K | £33K | 3 |
| 31 Mar 2023 | £26K | £42K | £43K | 1 | |
| 5 Apr 2022 | -£2,595 | £15K | £15K | £19K | 0 |
| 5 Apr 2021 | £4,570 | £70K | £110K | £109K | 0 |
| 5 Apr 2020 | £1,784 | £9,078 | £13K | 1 | |
| 5 Apr 2019 | £100 |
Where JJZ Electrical Ltd is registered
The registered office is in Aylesbury (HP22), in the Buckinghamshire local authority area, South East. Show HP22 7EB on a map.
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- Clearway Group Solutions LtdCleaning companies
- DM Select Motors LimitedMotor traders
- Ea 4Property LtdProperty developers
- Warner Made LtdProperty developers
- JTC Dev 1 LimitedProperty developers
- Custom Colour Coatings Group LtdMotor traders
What happens if JJZ 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 5 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jan 2027 to 5 Feb 2027 | £150 |
| 1 to 3 months late | 6 Feb 2027 to 5 Apr 2027 | £375 |
| 3 to 6 months late | 6 Apr 2027 to 5 Jul 2027 | £750 |
| More than 6 months late | From 6 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 6 Apr 2027 | £200 |
| 3 months late | 5 Jul 2027 | another £200 |
| 6 months late | 5 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 5 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
- 11748931
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 January 2019 (7 years ago)
- Registered office
- 88 Grand Junction, Broughton, Aylesbury, HP22 7EB
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 5 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 3 December 2025
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 Aylesbury
Other active electrical contractors registered in Aylesbury.
- JMP Curzon Electrical Services Limited2009
- JPB Electrical Contractors Ltd2021
- JRB Electrical Contractors Ltd2026
- Kempson Electrical Services Limited1997
- Lecter Limited2006
- Lga Group Ltd2019
- Lsanders Electrical Limited2022
- M & S Electrical Limited1997
All electrical contractors in Aylesbury · All trades in Aylesbury · Electricians across the UK
Frequently asked questions
When are JJZ Electrical Ltd's accounts due?
JJZ Electrical Ltd's next accounts are due at Companies House by 5 January 2027 (in 84 days), covering the period to 5 April 2026.
When is JJZ Electrical Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 March 2026, due by 31 March 2027, and one for the period to 5 April 2026, due by 5 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is JJZ Electrical Ltd still trading?
JJZ 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 JJZ Electrical Ltd do?
JJZ Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is JJZ Electrical Ltd?
JJZ Electrical Ltd was incorporated on 4 January 2019, 7 years ago.
What is the penalty if JJZ 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 JJZ 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.