- Companies
- Machinery repair and installation
- Wolverhampton
- Diode Electrics Limited
Diode Electrics Limited
- Company number
- 04659974
- Incorporated
- 10 Feb 200323 years trading
- Registered office
- Granville House, 2 Tettenhall Road, Wolverhampton, West Midlands, WV1 4SB
- Nature of business
- Repair of other equipment
Diode Electrics Limited is a 23-year-old private limited company registered in Wolverhampton, company number 04659974, one of 103 machinery repair and installation companies in Wolverhampton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £1,948 (+0.3%) on the year before, to £739K.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £708K against £74K owed within a year: 9.5 times cover.
- 4 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £739K | £358K | £708K | £74K | 4 |
| 30 Sep 2024 | £737K | £170K | £727K | £113K | 4 |
| 30 Sep 2023 | £735K | £388K | £690K | £74K | 4 |
| 30 Sep 2022 | £678K | £405K | £612K | £53K | 4 |
| 30 Sep 2021 | £636K | £413K | £620K | £73K | 4 |
| 30 Sep 2020 | £581K | £442K | £593K | £70K | 4 |
| 30 Sep 2019 | £552K | £339K | £529K | £48K | 4 |
| 30 Sep 2018 | £514K | £311K | £522K | £79K | 4 |
| 30 Sep 2017 | £480K | £294K | £482K | £88K | 4 |
| 30 Sep 2016 | £464K | £333K | £550K | £117K |
Where Diode Electrics Limited is registered
The registered office is in Wolverhampton (WV1), in the Wolverhampton local authority area, West Midlands. Show WV1 4SB on a map.
Other trade companies in WV1
- SMD Car Parts LtdMotor traders
- SS Electrical (Wolverhampton) LtdElectricians
- Ak Home Comfort Solutions LtdInstallers
- MCL Concrete LtdSpecialist contractors
- Bada Builds LtdBuilders
- Monmore Vehicle Repair Centre LtdMechanics and garages
- Pro Install Scaffolding LimitedScaffolders
- Blackmoor Construction Services LimitedProperty developers
Also registered at this address
23 other companies use the same registered office as Diode Electrics Limited.
- Applewood Construction LimitedProperty developers
- Clevetts LtdSpecialist contractors
- Cranegrade LimitedSpecialist contractors
- Dent Roofing Services LtdRoofers
- GBPV LtdInstallers
- Glazing Refurbishment LimitedGlaziers
- Granville Construction & Maintenance LimitedCivil engineering
- Haf Projects LimitedSpecialist contractors
- I.J.M. Fire Protection Systems LimitedSpecialist contractors
- J Hughes Plumbing & Heating Services LtdMachinery repair and installation
- Maple Leaf Garage LimitedMechanics and garages
- Marchend Motors LimitedMechanics and garages
- Midleton Developments (Church Street) LimitedProperty developers
- PC Net Solutions LtdMachinery repair and installation
- RMR Contractors LimitedRoofers
- SS Electrical (Wolverhampton) LtdElectricians
- Star Scaffolding Group LimitedScaffolders
- Star Scaffolding Holdings LimitedScaffolders
- Star Scaffolding LimitedScaffolders
- Tops Services LimitedMechanics and garages
- Turner Hughes (West Midlands) LimitedProperty developers
- Wainwright Electrical Services LimitedMachinery repair and installation
- Williamswood LimitedPlumbers and heating engineers
What happens if Diode Electrics 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 04659974
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 February 2003 (23 years ago)
- Registered office
- Granville House, 2 Tettenhall Road, Wolverhampton, West Midlands, WV1 4SB
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 10 February 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Wolverhampton
Other active machinery repair and installation companies registered in Wolverhampton.
- Dy Assist Limited2015
- Easywash Midlands Limited2025
- Elite Truck Services Limited2026
- Evolve Access Solutions Ltd2024
- Ews Appliances Limited2026
- Fai Services and Installations Ltd2025
- FLM Holdings Limited2017
- Freezeright Ltd2024
All machinery repair and installation companies in Wolverhampton · All trades in Wolverhampton · Machinery repair and installation across the UK
Frequently asked questions
When are Diode Electrics Limited's accounts due?
Diode Electrics Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Diode Electrics Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Diode Electrics Limited still trading?
Diode Electrics 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 Diode Electrics Limited do?
Diode Electrics Limited is registered under Repair of other equipment (SIC 33190).
How old is Diode Electrics Limited?
Diode Electrics Limited was incorporated on 10 February 2003, 23 years ago.
What is the penalty if Diode Electrics 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 Diode Electrics 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.