- Companies
- Civil engineering
- Basingstoke
- Amber Signal Services Limited
Amber Signal Services Limited
- Company number
- 11311878
- Incorporated
- 16 Apr 20188 years trading
- Registered office
- 28 Ascension Close, Basingstoke, RG24 9BA
- Nature of business
- Construction of roads and motorways
Amber Signal Services Limited is a 8-year-old private limited company registered in Basingstoke, company number 11311878, one of 14 civil engineering contractors in Basingstoke. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
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 down £1,121 (-30.9%) on the year before, to £2,507.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £31K against £28K owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £2,507 | £31K | £28K | 1 | |
| 30 Sep 2024 | £3,628 | £27K | £24K | 1 | |
| 30 Sep 2023 | £1,782 | £20K | £19K | 1 | |
| 30 Sep 2022 | £705 | £13K | £13K | 1 | |
| 30 Sep 2021 | -£12K | £6,060 | £20K | 1 | |
| 30 Sep 2020 | £1,813 | £0 | £0 | £0 | 1 |
| 30 Sep 2019 | £1,668 |
Where Amber Signal Services Limited is registered
The registered office is in Basingstoke (RG24), in the Basingstoke and Deane local authority area, South East. Show RG24 9BA on a map.
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- Cleary Construction LtdSpecialist contractors
- Chamberlain Renovations LimitedProperty developers
- PB Classics LtdMotor traders
- Mobile Vehicle Repairs & Tyre Shop LtdMotor traders
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What happens if Amber Signal Services Limited 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 11311878
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 April 2018 (8 years ago)
- Registered office
- 28 Ascension Close, Basingstoke, RG24 9BA
- Nature of business
- Construction of roads and motorways (SIC 42110)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 19 February 2026
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 Basingstoke
Other active civil engineering contractors registered in Basingstoke.
- Anr Welders Ltd2025
- Bbe Civils Ltd2014
- CSL Marking Solutions Ltd2025
- Griffin Lifting Services Limited2023
- Iaraa Ltd2026
- Impact Moling Trenchless Installations Limited2006
- KBS Construction Ltd2012
- MW Engineers Limited2021
All civil engineering contractors in Basingstoke · All trades in Basingstoke · Civil engineering across the UK
Frequently asked questions
When are Amber Signal Services Limited's accounts due?
Amber Signal Services Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Amber Signal Services Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Amber Signal Services Limited still trading?
Amber Signal Services Limited 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 Amber Signal Services Limited do?
Amber Signal Services Limited is registered under Construction of roads and motorways (SIC 42110).
How old is Amber Signal Services Limited?
Amber Signal Services Limited was incorporated on 16 April 2018, 8 years ago.
What is the penalty if Amber Signal Services 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 Amber Signal Services Limited 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.