- Companies
- Electricians
- London
- TNF Installations Ltd
TNF Installations Ltd
- Company number
- 14115717
- Incorporated
- 18 May 20224 years trading
- Registered office
- 30 Payne Street, London, SE8 4LP
- Nature of business
- Electrical installation
TNF Installations Ltd is a 4-year-old private limited company registered in London, company number 14115717, one of 3,448 electrical contractors in London. Companies House shows its accounts as overdue: they were due on 28 February 2026.
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 £4,223 (+38.3%) on the year before, to -£6,791.
- Current assets of £23K against £19K owed within a year: 1.2 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 2 years, 2023 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2024 | -£6,791 | £23K | £23K | £19K | 3 |
| 31 May 2023 | -£11K | £20K | £22K | £33K | 2 |
Where TNF Installations Ltd is registered
The registered office is in London (SE8), in the Lewisham local authority area, London. Show SE8 4LP on a map.
Other trade companies in SE8
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- By Walton LtdPainters and decorators
- Clear Spark Building Services LtdBuilders
- Regent Capital Partners LimitedBuilders
- Pristino Cleaning Services LtdCleaning companies
- M&B Enterprises LtdMotor traders
- Top Space Construction LtdBuilders
- Graceful Motors LimitedMotor traders
What happens if TNF Installations Ltd files late
If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2026 to 31 Mar 2026 | £150 |
| 1 to 3 months late | 1 Apr 2026 to 31 May 2026 | £375 |
| 3 to 6 months late | 1 Jun 2026 to 31 Aug 2026 | £750 |
| More than 6 months late | From 1 Sep 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2026 | £200 |
| 3 months late | 31 Aug 2026 | another £200 |
| 6 months late | 30 Nov 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2027 | 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
- 14115717
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 May 2022 (4 years ago)
- Registered office
- 30 Payne Street, London, SE8 4LP
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2024
- Last confirmation statement
- 17 May 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.
- TNS Electrical Contractors Ltd2018
- TNS Electrical Solutions Ltd2017
- TNT Electrical Ltd2017
- TNV Electrical Ltd2023
- Toland Electrical Services Ltd2013
- Tomasz Electrical Limited2017
- Tomeh Electrical Ltd2026
- Tomkins Electrical Limited2018
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are TNF Installations Ltd's accounts due?
TNF Installations Ltd's accounts were due at Companies House on 28 February 2026 and the register shows them as overdue.
When is TNF Installations Ltd's CT600 due?
The CT600 for the period to 31 May 2025 is due at HMRC by 31 May 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2026.
Is TNF Installations Ltd still trading?
TNF Installations Ltd is listed as active on the Companies House register (checked 13 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 TNF Installations Ltd do?
TNF Installations Ltd is registered under Electrical installation (SIC 43210).
How old is TNF Installations Ltd?
TNF Installations Ltd was incorporated on 18 May 2022, 4 years ago.
What is the penalty if TNF Installations 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 TNF Installations Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.