- Companies
- Electricians
- London
- Fna Signalling Ltd
Fna Signalling Ltd
- Company number
- 15372263
- Incorporated
- 28 Dec 20232 years trading
- Registered office
- 192B Anerley Road, London, SE20 8TQ
- Nature of business
- Electrical installation; Engineering related scientific and technical consulting activities; Technical testing and analysis
Fna Signalling Ltd is a 2-year-old private limited company registered in London, company number 15372263, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 28 February 2025, as filed at Companies House.
Where Fna Signalling Ltd is registered
The registered office is in London (SE20), in the Bromley local authority area, London. Show SE20 8TQ on a map.
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What happens if Fna Signalling 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 15372263
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 December 2023 (2 years ago)
- Registered office
- 192B Anerley Road, London, SE20 8TQ
- Nature of business
- Electrical installation (SIC 43210)
Engineering related scientific and technical consulting activities (SIC 71122)
Technical testing and analysis (SIC 71200) - Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 27 December 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.
- Focus Electrical Solutions Limited2015
- Forecast Infrastructure Ltd2026
- Foremost Electrical Ltd2022
- Forever Electrical Installation and Building Service Ltd2008
- Forever Technical Services Ltd2026
- Forrest Electrical Ltd2021
- Fortis Fire & Electrical Engineering Ltd2025
- Foryou Electrical Ltd2015
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Fna Signalling Ltd's accounts due?
Fna Signalling Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Fna Signalling Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Fna Signalling Ltd still trading?
Fna Signalling 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 Fna Signalling Ltd do?
Fna Signalling Ltd is registered under Electrical installation (SIC 43210); Engineering related scientific and technical consulting activities (SIC 71122); Technical testing and analysis (SIC 71200).
How old is Fna Signalling Ltd?
Fna Signalling Ltd was incorporated on 28 December 2023, 2 years ago.
What is the penalty if Fna Signalling 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 Fna Signalling 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.