- Companies
- Civil engineering
- Merthyr Tydfil
- Mikerry Rail Limited
Mikerry Rail Limited
- Company number
- 05904518
- Incorporated
- 14 Aug 200620 years trading
- Registered office
- Unit 1, Pontsarn Road, Merthyr Tydfil, Mid Glamorgan, CF48 2TN
- Nature of business
- Construction of railways and underground railways
Mikerry Rail Limited is a 20-year-old private limited company registered in Merthyr Tydfil, company number 05904518, one of 36 civil engineering contractors in Merthyr Tydfil. 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 £89K (-27.9%) on the year before, to £231K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £1.1M against £865K owed within a year: 1.2 times cover.
- 4 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £231K | £26K | £1.1M | £865K | 4 |
| 31 Mar 2024 | £321K | £235K | £1.4M | £1.1M | 4 |
| 31 Mar 2023 | -£25K | £155K | £853K | £833K | 4 |
| 31 Mar 2022 | -£185K | £192K | £831K | £917K | 4 |
| 31 Mar 2021 | -£123K | £61K | £550K | £485K | 4 |
| 31 Mar 2020 | £71K | £76K | £464K | £411K | 4 |
| 31 Mar 2019 | £1.6M | £304K | £2.2M | £583K | |
| 31 Mar 2018 | £1.8M | £1.1M | £2.6M | £892K | 4 |
| 31 Mar 2017 | £1M | £572K | £2.4M | £1.5M | 5 |
| 31 Mar 2016 | £287K | £125K | £1.4M | £1.2M |
Who runs and owns Mikerry Rail Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| K*** M*** | Director | Aug 2006 |
| M*** W*** | Director | Aug 2006 |
| K*** M*** | Secretary | Aug 2006 |
Person with significant control
Charges (secured borrowing)
2 of 3 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| HSBC UK Bank PLC | Outstanding | Jun 2020 |
| Ultimate Finance Limited | Outstanding | Dec 2009 |
| Lloyds TSB Commercial Finance Limited | Satisfied Oct 2017 | Oct 2008 |
Where Mikerry Rail Limited is registered
The registered office is in Merthyr Tydfil (CF48), in the Merthyr Tydfil local authority area, Wales. Show CF48 2TN on a map.
Other trade companies in CF48
- Valley Roofing Building & Carpentry LimitedRoofers
- Ajl Rail/Civil Engineering LtdCivil engineering
- M&K Valeting LtdCleaning companies
- Mdgroundworks LtdGroundworks and demolition
- Craig Lloyd Groundworks LtdCivil engineering
- Noarc Electrical LtdElectricians
- Elt Brickwork LimitedBuilders
- JBH Decorating LimitedPainters and decorators
Also registered at this address
1 other company uses the same registered office as Mikerry Rail Limited.
- MKR Property Developments LtdProperty developers
What happens if Mikerry Rail 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 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
- 05904518
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 August 2006 (20 years ago)
- Registered office
- Unit 1, Pontsarn Road, Merthyr Tydfil, Mid Glamorgan, CF48 2TN
- 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
- 14 August 2026
- Charges (mortgages)
- 2 outstanding of 3 registered
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.
- MWB 141 Services Limited2020
- Raynes (South Wales) Ltd2014
- RLB Rail Services Ltd2014
- SBW Survey Ltd2024
- Shadow Surfacing Ltd2020
- Structures & Civils Solutions Ltd2024
- Tommy's Bar Limited2024
- Ab Surfacing and Groundworks Ltd2026
All civil engineering contractors in Merthyr Tydfil · All trades in Merthyr Tydfil · Civil engineering across the UK
Frequently asked questions
When are Mikerry Rail Limited's accounts due?
Mikerry Rail Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Mikerry Rail Limited'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 Mikerry Rail Limited still trading?
Mikerry Rail 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 Mikerry Rail Limited do?
Mikerry Rail Limited is registered under Construction of railways and underground railways (SIC 42120).
How old is Mikerry Rail Limited?
Mikerry Rail Limited was incorporated on 14 August 2006, 20 years ago.
Who runs Mikerry Rail Limited?
Mikerry Rail Limited has 2 active directors, the longest-serving appointed in Aug 2006. Their names and service addresses are on the Companies House register.
Who owns Mikerry Rail Limited?
One person or company has significant control of Mikerry Rail Limited: Mikerry Holdings Ltd (owns 75% or more of the shares).
What is the penalty if Mikerry Rail 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 Mikerry Rail 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.