- Companies
- Civil engineering
- Newport
- MJ Rail & Construction Services Ltd
MJ Rail & Construction Services Ltd
- Company number
- 10702746
- Incorporated
- 31 Mar 20179 years trading
- Registered office
- 220A Stow Hill, Newport, NP20 4HA
- Nature of business
- Construction of railways and underground railways
MJ Rail & Construction Services Ltd is a 9-year-old private limited company registered in Newport, company number 10702746, one of 80 civil engineering contractors in Newport. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 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 £1,933 (-84.5%) on the year before, to -£4,221.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- Current assets of £11K against £15K owed within a year: 0.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£4,221 | £0 | £11K | £15K | 1 |
| 31 Mar 2024 | -£2,288 | £1 | £6,758 | £14K | 1 |
| 31 Mar 2023 | -£8,167 | £1,422 | £1,422 | £16K | 1 |
| 31 Mar 2022 | -£5,564 | £1 | £714 | £15K | 1 |
| 31 Mar 2021 | £316 | £2 | £11K | 1 | |
| 31 Mar 2020 | £243 | £10K | £10K | £10K | 1 |
| 31 Mar 2019 | £1,726 | £4,038 | £11K | £9,406 | |
| 31 Mar 2018 | £2,554 | £4,144 | £12K | £9,838 |
Where MJ Rail & Construction Services Ltd is registered
The registered office is in Newport (NP20), in the Newport local authority area, Wales. Show NP20 4HA on a map.
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Also registered at this address
15 other companies use the same registered office as MJ Rail & Construction Services Ltd.
- Albion Electrical Services LtdElectricians
- Car MGT LtdProperty developers
- County Cladding LimitedBuilders
- DGB Electrical & Lighting LimitedMachinery repair and installation
- DK Rigging LtdScaffolders
- Emi Electrical LtdElectricians
- JLP Lighting LimitedElectricians
- L&M Rigging Services LtdMachinery repair and installation
- LG Maintenance LtdMechanics and garages
- Light Power Engineering LtdElectricians
- Lumeo Lighting LtdElectricians
- O.C Rail LtdCivil engineering
- Recovery Render LtdFinishing trades
- T.Kavanagh Rigging Solutions LtdInstallers
- Unity Contractors LtdBuilders
What happens if MJ Rail & Construction 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 10702746
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 March 2017 (9 years ago)
- Registered office
- 220A Stow Hill, Newport, NP20 4HA
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 30 March 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 Newport
Other active civil engineering contractors registered in Newport.
- MLP Civils Limited2016
- More Drylining Ltd2023
- O.C Rail Ltd2020
- P D Ash Plant Hire Limited2004
- Quantum Traffic Management Limited2015
- Resource Traffic Solutions Limited2018
- RN Contractors Limited2025
- Rwwtm Ltd2025
All civil engineering contractors in Newport · All trades in Newport · Civil engineering across the UK
Frequently asked questions
When are MJ Rail & Construction Services Ltd's accounts due?
MJ Rail & Construction Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is MJ Rail & Construction Services Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is MJ Rail & Construction Services Ltd still trading?
MJ Rail & Construction 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 MJ Rail & Construction Services Ltd do?
MJ Rail & Construction Services Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is MJ Rail & Construction Services Ltd?
MJ Rail & Construction Services Ltd was incorporated on 31 March 2017, 9 years ago.
What is the penalty if MJ Rail & Construction 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 MJ Rail & Construction 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.