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- TBB Signalling Ltd
Company profile · Civil engineering
TBB Signalling Ltd
TBB Signalling Ltd is a 3-year-old private limited company registered in Liverpool, company number 14429585, one of 284 civil engineering contractors in Liverpool. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 31 October 2025, as filed at Companies House.
TBB Signalling Ltd over the years
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 £12K (+290.5%) on the year before, to £16K.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £16K | £2,571 | £13K | 0 | |
| 31 Oct 2024 | £4,042 | £4,042 | 0 | ||
| 31 Oct 2023 | £1,620 | £84 | £1,536 | 1 |
Where TBB Signalling Ltd is registered
The registered office is in Liverpool (L25), in the Liverpool local authority area, North West. Show L25 7RJ on a map.
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Also registered at this address
23 other companies use the same registered office as TBB Signalling Ltd.
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What happens if TBB 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 14429585
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 October 2022 (3 years ago)
- Registered office
- 5 Church Road South, Liverpool, L25 7RJ
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 6 November 2025
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 Liverpool
Other active civil engineering contractors registered in Liverpool.
- TDM Comms Ltd2013
- Technical Construction Group Ltd2017
- Temple Civils Limited2024
- Templemead Construction Management Ltd2006
- The Macadam Specialist Limited2021
- Thesmartgroup Ltd2026
- Thomas Insulation Ltd2025
- Thorough Paving Ltd2026
All civil engineering contractors in Liverpool · All trades in Liverpool · Civil engineering across the UK
Frequently asked questions
When are TBB Signalling Ltd's accounts due?
TBB Signalling Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is TBB Signalling Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is TBB Signalling Ltd still trading?
TBB 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 TBB Signalling Ltd do?
TBB Signalling Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is TBB Signalling Ltd?
TBB Signalling Ltd was incorporated on 19 October 2022, 3 years ago.
What is the penalty if TBB 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 TBB 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.