- Companies
- Machinery repair and installation
- Harleston
- SJB Electrical Services Limited
SJB Electrical Services Limited
- Company number
- 12982495
- Incorporated
- 29 Oct 20205 years trading
- Registered office
- 2 Brook Cottage ST Margaret, South Elmham, Harleston, Norfolk, IP20 0PJ
- Nature of business
- Repair of electrical equipment; Electrical installation
SJB Electrical Services Limited is a 5-year-old private limited company registered in Harleston, company number 12982495, one of 6 machinery repair and installation companies in Harleston. 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 unchanged on the year before, at £1.
- Net assets rose in 0 of 4 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £1 | £1 | 0 | ||
| 31 Oct 2024 | £1 | £1 | 1 | ||
| 31 Oct 2023 | £1 | £1 | 1 | ||
| 31 Oct 2022 | £1 | £1 | 1 | ||
| 31 Oct 2021 | £1 | £1 |
Where SJB Electrical Services Limited is registered
The registered office is in Harleston (IP20), in the East Suffolk local authority area, East of England. Show IP20 0PJ on a map.
Other trade companies in IP20
- Andrew P Read LtdGroundworks and demolition
- Thermotech Plumbing & Heating LtdPlumbers and heating engineers
- Adapt & Construction LtdSpecialist contractors
- Prem E Air LtdPlumbers and heating engineers
- Sash Radiant Shine LtdCleaning companies
- DGSH Developments LtdFinishing trades
- GRB Energy LtdElectricians
- Vincent's Motor Works LtdMechanics and garages
What happens if SJB Electrical Services 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
- 12982495
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 October 2020 (5 years ago)
- Registered office
- 2 Brook Cottage ST Margaret, South Elmham, Harleston, Norfolk, IP20 0PJ
- Nature of business
- Repair of electrical equipment (SIC 33140)
Electrical installation (SIC 43210) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 28 October 2025
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 Harleston
Other active machinery repair and installation companies registered in Harleston.
- Wilby Agri Services Limited2016
- Cullings Recycling Limited2001
- Danhire Trailer Sales & Towbars Ltd2023
- JFD Engineeering Ltd2024
- Peter Johnson Agricultural Engineers Limited2008
All machinery repair and installation companies in Harleston · All trades in Harleston · Machinery repair and installation across the UK
Frequently asked questions
When are SJB Electrical Services Limited's accounts due?
SJB Electrical Services Limited's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is SJB Electrical Services 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 SJB Electrical Services Limited still trading?
SJB Electrical Services 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 SJB Electrical Services Limited do?
SJB Electrical Services Limited is registered under Repair of electrical equipment (SIC 33140); Electrical installation (SIC 43210).
How old is SJB Electrical Services Limited?
SJB Electrical Services Limited was incorporated on 29 October 2020, 5 years ago.
What is the penalty if SJB Electrical Services 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 SJB Electrical Services 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.