- Companies
- Builders
- Southampton
- Reilly Construction Limited
Reilly Construction Limited
- Company number
- 02176708
- Incorporated
- 13 Oct 198738 years trading
- Registered office
- Barley House Duncan Road, Park Gate, Southampton, SO31 1ZT
- Nature of business
- Construction of commercial buildings
Reilly Construction Limited is a 38-year-old private limited company registered in Southampton, company number 02176708, one of 491 building contractors in Southampton. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £188K (-11.6%) on the year before, to £1.4M.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £3.8M against £2.5M owed within a year: 1.5 times cover.
- 9 employees on average, down from 11 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £1.4M | £828K | £3.8M | £2.5M | 9 |
| 31 Jul 2024 | £1.6M | £1.2M | £3.7M | £2.1M | 11 |
| 31 Jul 2023 | £1.6M | £1.3M | £3.7M | £2.2M | 15 |
| 31 Jul 2022 | £1.6M | £1.3M | £3.9M | £2.4M | 16 |
| 31 Jul 2021 | £1.6M | £1.2M | £3.7M | £2.2M | 16 |
Public contracts won
Reilly Construction Limited has one public sector contract award on record; the ones with their own published value total £200K (2024). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Chichester College Group | CA14065 - West Durrington Campus - Theatre Works | £200K | 30 May 2024 |
Where Reilly Construction Limited is registered
The registered office is in Southampton (SO31), in the Fareham local authority area, South East. Show SO31 1ZT on a map.
Other trade companies in SO31
- MNC Cleaning LtdCleaning companies
- Mars Eng. LtdMachinery repair and installation
- Amc Plumbing and Heating LtdPlumbers and heating engineers
- Pride & Bloom LtdLandscapers and gardeners
- Hampshire Heating and Cooling LtdPlumbers and heating engineers
- Kelpie Landscape & Build LtdFinishing trades
- FSC Facilities Services LtdInstallers
- Fitton & Redding Services LimitedMechanics and garages
Also registered at this address
2 other companies use the same registered office as Reilly Construction Limited.
- Country Homes (Village Site) LtdProperty developers
- Reilly Developments LimitedProperty developers
What happens if Reilly Construction 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 02176708
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 October 1987 (38 years ago)
- Registered office
- Barley House Duncan Road, Park Gate, Southampton, SO31 1ZT
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 31 December 2025
- Charges (mortgages)
- 1 outstanding of 3 registered
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Southampton
Other active building contractors registered in Southampton.
- Rexha Construction Ltd2024
- RGM Installations Ltd2022
- RGS Formwork Limited2020
- Rivendale Commercial Properties Ltd2019
- Rivendale Construction Limited2000
- Rivendale Developments Ltd2008
- RJ Thind Builders Ltd2019
- Rme Projects Ltd2023
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are Reilly Construction Limited's accounts due?
Reilly Construction Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Reilly Construction Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Reilly Construction Limited still trading?
Reilly Construction 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 Reilly Construction Limited do?
Reilly Construction Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Reilly Construction Limited?
Reilly Construction Limited was incorporated on 13 October 1987, 38 years ago.
Has Reilly Construction Limited won public sector contracts?
Yes. Reilly Construction Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £200K), most recently from Chichester College Group.
What is the penalty if Reilly Construction 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 Reilly Construction 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.