- Companies
- Civil engineering
- London
- BNL Fibre Limited
BNL Fibre Limited
- Company number
- 14396489
- Incorporated
- 4 Oct 20224 years trading
- Registered office
- 97A Elgin Avenue, London, W9 2DA
- Nature of business
- Construction of utility projects for electricity and telecommunications; Wired telecommunications activities; Other telecommunications activities
BNL Fibre Limited is a 4-year-old private limited company registered in London, company number 14396489, one of 1,853 civil engineering contractors in London. Companies House shows its accounts as overdue: they were due on 31 July 2025.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where BNL Fibre Limited is registered
The registered office is in London (W9), in the Westminster local authority area, London. Show W9 2DA on a map.
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What happens if BNL Fibre Limited 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 Aug 2025 to 31 Aug 2025 | £150 |
| 1 to 3 months late | 1 Sep 2025 to 31 Oct 2025 | £375 |
| 3 to 6 months late | 1 Nov 2025 to 31 Jan 2026 | £750 |
| More than 6 months late | From 1 Feb 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2025 | £200 |
| 3 months late | 31 Jan 2026 | another £200 |
| 6 months late | 30 Apr 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 2026 | 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
- 14396489
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 October 2022 (4 years ago)
- Registered office
- 97A Elgin Avenue, London, W9 2DA
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Wired telecommunications activities (SIC 61100)
Other telecommunications activities (SIC 61900) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2023
- Last confirmation statement
- 25 March 2024
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Bokas Specialist Services Ltd.2017
- Bolt Rail Ltd2025
- Bolton Comm Services Ltd2025
- Bonhan Services Ltd2015
- Bonnie Bridge Homes Limited2025
- Bontu Ltd2023
- Boost Solar Group Ltd2026
- Bosslemzy Ltd2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are BNL Fibre Limited's accounts due?
BNL Fibre Limited's accounts were due at Companies House on 31 July 2025 and the register shows them as overdue.
When is BNL Fibre Limited's CT600 due?
The CT600 for the period to 31 October 2024 is due at HMRC by 31 October 2025, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2025.
Is BNL Fibre Limited still trading?
BNL Fibre Limited 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 BNL Fibre Limited do?
BNL Fibre Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Wired telecommunications activities (SIC 61100); Other telecommunications activities (SIC 61900).
How old is BNL Fibre Limited?
BNL Fibre Limited was incorporated on 4 October 2022, 4 years ago.
What is the penalty if BNL Fibre 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 BNL Fibre Limited 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.