- Companies
- Civil engineering
- Sunderland
- KB Fibre Services Ltd
KB Fibre Services Ltd
- Company number
- 16858594
- Incorporated
- 16 Nov 2025
- Registered office
- 14 Percy Terrace, Whitburn, Sunderland, SR6 7EW
- Nature of business
- Construction of utility projects for electricity and telecommunications
KB Fibre Services Ltd is a newly incorporated private limited company registered in Sunderland, company number 16858594, one of 44 civil engineering contractors in Sunderland. Its next accounts are due at Companies House on 16 August 2027, and its first CT600 is due at HMRC on 15 November 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where KB Fibre Services Ltd is registered
The registered office is in Sunderland (SR6), in the South Tyneside local authority area, North East. Show SR6 7EW on a map.
Other trade companies in SR6
- Pakon LimitedPlumbers and heating engineers
- JH Power LtdSpecialist contractors
- NR Groundworks Ne LtdCivil engineering
- TLT Ne LimitedMachinery repair and installation
- Mackintosh Repairs & Maintenance LtdElectricians
- Slate Scaffolding LtdScaffolders
- Tekscope LimitedElectricians
- Warm Home Approach LtdInstallers
What happens if KB Fibre Services 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 16 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 17 Aug 2027 to 16 Sep 2027 | £150 |
| 1 to 3 months late | 17 Sep 2027 to 16 Nov 2027 | £375 |
| 3 to 6 months late | 17 Nov 2027 to 16 Feb 2028 | £750 |
| More than 6 months late | From 17 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16858594
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 November 2025
- Registered office
- 14 Percy Terrace, Whitburn, Sunderland, SR6 7EW
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
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 Sunderland
Other active civil engineering contractors registered in Sunderland.
- Lloyd Drilling Limited1977
- Lumen Subsea Ltd2025
- M & S Civils (Ne) Ltd2018
- M Anderson HV Solutions Limited2016
- MD Wind Ltd2025
- NR Groundworks Ne Ltd2026
- Omninet Utility Solutions Limited2025
- Pape Engineering Services Ltd2023
All civil engineering contractors in Sunderland · All trades in Sunderland · Civil engineering across the UK
Frequently asked questions
When are KB Fibre Services Ltd's accounts due?
KB Fibre Services Ltd's next accounts are due at Companies House by 16 August 2027 (in 307 days), covering the period to 30 November 2026.
When is KB Fibre Services Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 15 November 2026, due by 15 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is KB Fibre Services Ltd still trading?
KB Fibre Services 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 KB Fibre Services Ltd do?
KB Fibre Services Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is KB Fibre Services Ltd?
KB Fibre Services Ltd was incorporated on 16 November 2025, less than a year ago.
What is the penalty if KB Fibre Services 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 KB Fibre Services 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.