- Companies
- Civil engineering
- Barking
- So Railway Ltd
So Railway Ltd
- Company number
- 12205944
- Incorporated
- 13 Sep 20197 years trading
- Registered office
- 17A London Road, Barking, IG11 8AF
- Nature of business
- Construction of railways and underground railways
So Railway Ltd is a 7-year-old private limited company registered in Barking, company number 12205944, one of 39 civil engineering contractors in Barking. 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 up £2,828 (+113%) on the year before, to £5,331.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £8,137 against £2,206 owed within a year: 3.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £5,331 | £830 | £8,137 | £2,206 | 2 |
| 30 Sep 2024 | £2,503 | £520 | £6,827 | £4,324 | 2 |
| 30 Sep 2023 | £3,221 | £3,799 | £5,764 | £3,143 | 2 |
| 30 Sep 2022 | £1,699 | £1,928 | £3,539 | £3,040 | 2 |
| 30 Sep 2021 | -£2,479 | £1,172 | £5,451 | 1 | |
| 30 Sep 2020 | £2,150 | £1,431 | £1,681 | 1 |
Where So Railway Ltd is registered
The registered office is in Barking (IG11), in the Barking and Dagenham local authority area, London. Show IG11 8AF on a map.
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Also registered at this address
1 other company uses the same registered office as So Railway Ltd.
- R.O Railways LtdCivil engineering
What happens if So Railway 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 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
- 12205944
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 September 2019 (7 years ago)
- Registered office
- 17A London Road, Barking, IG11 8AF
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 12 September 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 Barking
Other active civil engineering contractors registered in Barking.
- Sub-Tech Contracts Limited2008
- Tek Rail Ltd2021
- The Big Makers Ltd2025
- Universal Track Solutions Ltd2025
- Vision Design & Engineering Ltd2023
- Xilef Nextz Limited2024
- Yellowkenny Ltd2015
- Amimady Construction Company Limited2016
All civil engineering contractors in Barking · All trades in Barking · Civil engineering across the UK
Frequently asked questions
When are So Railway Ltd's accounts due?
So Railway Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is So Railway Ltd'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 So Railway Ltd still trading?
So Railway Ltd 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 So Railway Ltd do?
So Railway Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is So Railway Ltd?
So Railway Ltd was incorporated on 13 September 2019, 7 years ago.
What is the penalty if So Railway 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 So Railway Ltd 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.