- Companies
- Electricians
- London
- Octavius Contractors Limited
Octavius Contractors Limited
- Company number
- 15806302
- Incorporated
- 27 Jun 20242 years trading
- Registered office
- 238-240 Business Park, 6 Green Lane Business Park, London, SE9 3TL
- Nature of business
- Electrical installation
Octavius Contractors Limited is a 2-year-old private limited company registered in London, company number 15806302, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 June 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Octavius Contractors Limited is registered
The registered office is in London (SE9), in the Greenwich local authority area, London. Show SE9 3TL on a map.
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Also registered at this address
1 other company uses the same registered office as Octavius Contractors Limited.
- Infrastructure Technologies LimitedElectricians
What happens if Octavius Contractors 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 15806302
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 June 2024 (2 years ago)
- Registered office
- 238-240 Business Park, 6 Green Lane Business Park, London, SE9 3TL
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 22 January 2026
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.
- Ocv Electrics Ltd2026
- Od Electrics Ltd2018
- Off the Wire Ltd2025
- Okans Electrical Engineering Service Ltd2026
- Old Westmill Ltd2021
- Oliver Electricians 24 Hours Ltd2026
- Oliver Ren Services Ltd2020
- Om Electrical Engineering Limited2024
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Octavius Contractors Limited's accounts due?
Octavius Contractors Limited's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Octavius Contractors Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Octavius Contractors Limited still trading?
Octavius Contractors 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 Octavius Contractors Limited do?
Octavius Contractors Limited is registered under Electrical installation (SIC 43210).
How old is Octavius Contractors Limited?
Octavius Contractors Limited was incorporated on 27 June 2024, 2 years ago.
What is the penalty if Octavius Contractors 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 Octavius Contractors 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.