- Companies
- Electricians
- London
- J D Electrical (Herts) Limited
J D Electrical (Herts) Limited
- Company number
- 06712149
- Incorporated
- 1 Oct 200818 years trading
- Registered office
- 5-11 Mortimer Street, London, W1T 3HS
- Nature of business
- Electrical installation
J D Electrical (Herts) Limited is a 18-year-old private limited company registered in London, company number 06712149, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £31K (-6.7%) on the year before, to £435K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £649K against £217K owed within a year: 3.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £435K | £554K | £649K | £217K | 2 |
| 31 Oct 2024 | £467K | £565K | £733K | £263K | 2 |
| 31 Oct 2023 | £417K | £390K | £589K | £183K | 4 |
| 31 Oct 2022 | £652K | £660K | £911K | £236K | 4 |
| 31 Oct 2021 | £511K | £482K | £751K | £208K | 4 |
| 31 Oct 2020 | £438K | £433K | £640K | £162K | 4 |
| 31 Oct 2019 | £280K | £241K | £370K | £94K | 4 |
| 31 Oct 2018 | £264K | £148K | £389K | £129K | 2 |
Public contracts won
J D Electrical (Herts) Limited has one public sector contract award on record; the ones with their own published value total £66K (2026). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Cell Therapy Catapult Limited | Engineering Support Services for the Stevenage Manufacturing Innovation Centre (SMIC) | £66K | 30 Jul 2026 |
Where J D Electrical (Herts) Limited is registered
The registered office is in London (W1T), in the Westminster local authority area, London. Show W1T 3HS on a map.
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- Leuk Lift Engineering UK LtdMachinery repair and installation
- Az Maintenance Services LimitedFinishing trades
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- Nona Construction & Retrofit LtdBuilders
- Denvav LimitedBuilders
- Marshall Roofing Services LtdRoofers
Also registered at this address
6 other companies use the same registered office as J D Electrical (Herts) Limited.
- Dawn Build LimitedProperty developers
- Flaunden Construction LimitedProperty developers
- Matrix Project Management Ltd.Specialist contractors
- Overstone Properties LimitedBuilders
- Roofcraft LimitedRoofers
- Woodrow Developments LimitedRoofers
What happens if J D Electrical (Herts) 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 06712149
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 October 2008 (18 years ago)
- Registered office
- 5-11 Mortimer Street, London, W1T 3HS
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 1 October 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 London
Other active electrical contractors registered in London.
- J Doyle Limited2026
- J G Bell Electrical Limited2026
- J G Bell Electrics Ltd2026
- J McAulay Electrical Ltd2026
- J N J Electrics Limited2025
- J Newell Electrical Solutions Ltd2026
- J P O Electrical Limited2013
- J R Electrical (Anglia) Limited2021
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are J D Electrical (Herts) Limited's accounts due?
J D Electrical (Herts) Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is J D Electrical (Herts) Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is J D Electrical (Herts) Limited still trading?
J D Electrical (Herts) 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 J D Electrical (Herts) Limited do?
J D Electrical (Herts) Limited is registered under Electrical installation (SIC 43210).
How old is J D Electrical (Herts) Limited?
J D Electrical (Herts) Limited was incorporated on 1 October 2008, 18 years ago.
Has J D Electrical (Herts) Limited won public sector contracts?
Yes. J D Electrical (Herts) Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £66K), most recently from CELL THERAPY CATAPULT LIMITED.
What is the penalty if J D Electrical (Herts) 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 J D Electrical (Herts) 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.