- Companies
- Civil engineering
- Merthyr Tydfil
- Fonseca Traffic Management & Rail Solutions Ltd
Fonseca Traffic Management & Rail Solutions Ltd
- Company number
- 09561342
- Incorporated
- 25 Apr 201511 years trading
- Registered office
- 28 Gwaelodygarth, Merthyr Tydfil, Mid Glamorgan, CF47 8YU
- Nature of business
- Construction of railways and underground railways
Fonseca Traffic Management & Rail Solutions Ltd is a 11-year-old private limited company registered in Merthyr Tydfil, company number 09561342, one of 36 civil engineering contractors in Merthyr Tydfil. Its next accounts are due at Companies House on 26 December 2026, and the CT600 for the period to 26 March 2026 is due at HMRC on 26 March 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 £1,746 (-95.2%) on the year before, to £88.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £3,864 against £610 owed within a year: 6.3 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 26 Mar 2025 | £88 | £3,864 | £610 | 0 | |
| 31 Mar 2024 | £1,834 | £4,622 | £1,632 | 0 | |
| 27 Mar 2023 | £3,151 | £3,261 | £0 | 0 | |
| 31 Mar 2022 | £1,038 | £13K | £2,988 | 1 | |
| 31 Mar 2021 | £1,890 | £17K | £5,331 | 1 | |
| 31 Mar 2020 | £4,579 | £9,899 | £5,320 | 1 | |
| 31 Mar 2019 | £2,350 | £5,930 | £3,580 | ||
| 30 Mar 2018 | £1,659 | £4,860 | |||
| 31 Mar 2017 | £814 | £3,560 | £2,746 | ||
| 30 Apr 2016 | £8,346 | £10K | £1,669 |
Where Fonseca Traffic Management & Rail Solutions Ltd is registered
The registered office is in Merthyr Tydfil (CF47), in the Merthyr Tydfil local authority area, Wales. Show CF47 8YU on a map.
Other trade companies in CF47
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- R&P Motor Services LtdMechanics and garages
- Grain and Groove Carpentry LtdJoiners and carpenters
- Nextnest Properties LimitedProperty developers
- Frontier Power Solutions LtdElectricians
- Jude Developments LtdProperty developers
- Taff Group Property Services LtdPainters and decorators
- Anew Energy LimitedPlumbers and heating engineers
What happens if Fonseca Traffic Management & Rail Solutions 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 26 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 27 Dec 2026 to 26 Jan 2027 | £150 |
| 1 to 3 months late | 27 Jan 2027 to 26 Mar 2027 | £375 |
| 3 to 6 months late | 27 Mar 2027 to 26 Jun 2027 | £750 |
| More than 6 months late | From 27 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 27 Mar 2027 | £200 |
| 3 months late | 26 Jun 2027 | another £200 |
| 6 months late | 26 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 26 Mar 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
- 09561342
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 April 2015 (11 years ago)
- Registered office
- 28 Gwaelodygarth, Merthyr Tydfil, Mid Glamorgan, CF47 8YU
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 26 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 26 March 2025
- Last confirmation statement
- 25 April 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 Merthyr Tydfil
Other active civil engineering contractors registered in Merthyr Tydfil.
- G&B Murphy Rail Limited2022
- GR Welding Ltd2022
- Graft Contracting Ltd2021
- Green Light Rail & Construction Ltd2023
- HSS Brickwork & Paving Limited2018
- J & T Telecoms Ltd2024
- J Hope Ltd2021
- JC Davies Rail Ltd2015
All civil engineering contractors in Merthyr Tydfil · All trades in Merthyr Tydfil · Civil engineering across the UK
Frequently asked questions
When are Fonseca Traffic Management & Rail Solutions Ltd's accounts due?
Fonseca Traffic Management & Rail Solutions Ltd's next accounts are due at Companies House by 26 December 2026 (in 74 days), covering the period to 26 March 2026.
When is Fonseca Traffic Management & Rail Solutions Ltd's CT600 due?
The CT600 for the period to 26 March 2026 is due at HMRC by 26 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 27 December 2026.
Is Fonseca Traffic Management & Rail Solutions Ltd still trading?
Fonseca Traffic Management & Rail Solutions 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 Fonseca Traffic Management & Rail Solutions Ltd do?
Fonseca Traffic Management & Rail Solutions Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is Fonseca Traffic Management & Rail Solutions Ltd?
Fonseca Traffic Management & Rail Solutions Ltd was incorporated on 25 April 2015, 11 years ago.
What is the penalty if Fonseca Traffic Management & Rail Solutions 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 Fonseca Traffic Management & Rail Solutions 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.