- Companies
- Civil engineering
- Southampton
- Rly Construction Ltd
Rly Construction Ltd
- Company number
- 11141506
- Incorporated
- 10 Jan 20188 years trading
- Registered office
- 1 Elm Crescent, Upham, Southampton, Hampshire, SO32 1JG
- Nature of business
- Construction of railways and underground railways
Rly Construction Ltd is a 8-year-old private limited company registered in Southampton, company number 11141506, one of 114 civil engineering contractors in Southampton. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Rly Construction LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £56K (-61.9%) on the year before, to £35K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £24K against £827 owed within a year: more than 10 times cover.
- 2 employees 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 |
|---|---|---|---|---|---|
| 31 Jan 2025 | £35K | £24K | £827 | 2 | |
| 31 Jan 2024 | £91K | £40K | £35K | 2 | |
| 31 Jan 2023 | £91K | £76K | 2 | ||
| 31 Jan 2022 | £98K | £78K | £0 | 2 | |
| 31 Jan 2021 | £98K | £76K | £3,188 | 2 | |
| 31 Jan 2020 | £90K | £99K | £11K | 2 | |
| 31 Jan 2019 | £90K | £118K | £30K |
Who runs and owns Rly Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| L*** C*** | Director | Jan 2018 |
| R*** C*** | Director | Jan 2018 |
People with significant control (2)
Where Rly Construction Ltd is registered
The registered office is in Southampton (SO32), in the Winchester local authority area, South East. Show SO32 1JG on a map.
Other trade companies in SO32
- J. Green Plastering LtdPlasterers
- D&A Groom LtdInstallers
- Clearline Builds LtdBuilders
- Bumpers to Boost Customs LimitedMotor traders
- Chambers Composites LtdSpecialist contractors
- Gilltown Developments LimitedProperty developers
- Woodpabst Developments LimitedProperty developers
- Htwagroup LtdProperty developers
What happens if Rly Construction 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 11141506
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 January 2018 (8 years ago)
- Registered office
- 1 Elm Crescent, Upham, Southampton, Hampshire, SO32 1JG
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 9 January 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 Southampton
Other active civil engineering contractors registered in Southampton.
- RMJ Geo-Engineering Services Limited2025
- Roofing Cladding & Building Limited1994
- Rosice Gas Services Ltd2025
- Royle Hobbs Construction Limited1997
- RP Windows & Building Services Limited2004
- RSR Contractors Limited2014
- Rubex Construction Ltd2025
- Ryan Contracting UK Limited2006
All civil engineering contractors in Southampton · All trades in Southampton · Civil engineering across the UK
Frequently asked questions
When are Rly Construction Ltd's accounts due?
Rly Construction Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Rly Construction Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Rly Construction Ltd still trading?
Rly Construction 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 Rly Construction Ltd do?
Rly Construction Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is Rly Construction Ltd?
Rly Construction Ltd was incorporated on 10 January 2018, 8 years ago.
Who runs Rly Construction Ltd?
Rly Construction Ltd has 2 active directors, the longest-serving appointed in Jan 2018. Their names and service addresses are on the Companies House register.
Who owns Rly Construction Ltd?
2 people or companies have significant control of Rly Construction Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Rly Construction 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 Rly Construction 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.