- Companies
- Electricians
- Shannan Electrical Ltd
Shannan Electrical Ltd
- Company number
- 11514212
- Incorporated
- 13 Aug 20188 years trading
- Registered office
- 8 Invicta Road, Blackheath, SE3 7HF
- Nature of business
- Electrical installation
Shannan Electrical Ltd is a 8-year-old private limited company registered in Blackheath, company number 11514212, one of the UK's electrical contractors. Its next accounts are due at Companies House on 30 May 2027, and the CT600 for the period to 30 August 2026 is due at HMRC on 30 August 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 £1,250 (-13.2%) on the year before, to -£11K.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- Current assets of £50K against £7,149 owed within a year: 7.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Aug 2025 | -£11K | £50K | £7,149 | 1 | |
| 30 Aug 2024 | -£9,449 | £50K | £7,149 | 1 | |
| 30 Aug 2023 | -£8,199 | £50K | £7,149 | 1 | |
| 30 Aug 2022 | -£6,949 | £50K | £7,149 | 1 | |
| 31 Aug 2021 | £5,803 | £7 | £7,149 | 0 | |
| 30 Aug 2021 | -£5,803 | £7 | £7,149 | 1 | |
| 31 Aug 2020 | £4,370 | £1,427 | £8,473 | 0 | |
| 31 Aug 2019 | -£3,249 | £7,262 | 0 |
Where Shannan Electrical Ltd is registered
The registered office is in Blackheath (SE3), in the Greenwich local authority area, London. Show SE3 7HF on a map.
Other trade companies in SE3
- Azaway LtdMotor traders
- Sunny Star Drylining LtdBuilders
- Lina Cleaning Services LtdCleaning companies
- J&J Property Works LtdJoiners and carpenters
- Nirvana Climate Solutions LtdPlumbers and heating engineers
- Akers Mep Services LtdPlumbers and heating engineers
- Pinewood Electrical LtdElectricians
- Zufc LtdCleaning companies
What happens if Shannan 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 30 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 May 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 30 Aug 2027 | £375 |
| 3 to 6 months late | 31 Aug 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Aug 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Aug 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
- 11514212
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 August 2018 (8 years ago)
- Registered office
- 8 Invicta Road, Blackheath, SE3 7HF
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 August 2025
- Last confirmation statement
- 29 September 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
Other active electrical contractors.
Frequently asked questions
When are Shannan Electrical Ltd's accounts due?
Shannan Electrical Ltd's next accounts are due at Companies House by 30 May 2027 (in 229 days), covering the period to 30 August 2026.
When is Shannan Electrical Ltd's CT600 due?
The CT600 for the period to 30 August 2026 is due at HMRC by 30 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 May 2027.
Is Shannan Electrical Ltd still trading?
Shannan 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 Shannan Electrical Ltd do?
Shannan Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Shannan Electrical Ltd?
Shannan Electrical Ltd was incorporated on 13 August 2018, 8 years ago.
What is the penalty if Shannan 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 Shannan 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.