- Companies
- Civil engineering
- Northampton
- P O'Reilly Limited
P O'Reilly Limited
- Company number
- 10653283
- Incorporated
- 6 Mar 20179 years trading
- Registered office
- 710 Station Road, Grendon, Northampton, NN7 1JB
- Nature of business
- Construction of other civil engineering projects n.e.c.
P O'Reilly Limited is a 9-year-old private limited company registered in Northampton, company number 10653283, one of 152 civil engineering contractors in Northampton. 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 up £21K (+17.9%) on the year before, to £138K.
- Net assets rose in 7 of 7 year-on-year comparisons on record.
- Current assets of £146K against £33K owed within a year: 4.4 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 | £138K | £146K | £33K | 1 | |
| 31 Mar 2024 | £117K | £123K | £10K | 1 | |
| 31 Mar 2023 | £92K | £103K | £15K | 1 | |
| 31 Mar 2022 | £65K | £78K | £14K | 1 | |
| 31 Mar 2021 | £39K | £41K | £9,093 | 1 | |
| 31 Mar 2020 | £17K | £15K | £6,960 | 1 | |
| 31 Mar 2019 | £16K | £9,874 | £6,826 | ||
| 31 Mar 2018 | £3,519 | £1,080 | £5,803 |
Where P O'Reilly Limited is registered
The registered office is in Northampton (NN7), in the North Northamptonshire local authority area, East Midlands. Show NN7 1JB on a map.
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Also registered at this address
5 other companies use the same registered office as P O'Reilly Limited.
- Appleby Plumbing & Electrical Services LimitedElectricians
- FHP Maintenance LimitedFinishing trades
- House21 Interiors LimitedJoiners and carpenters
- Sab Fire LtdInstallers
- SJS Flat Roofing LimitedRoofers
What happens if P O'Reilly 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
- 10653283
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2017 (9 years ago)
- Registered office
- 710 Station Road, Grendon, Northampton, NN7 1JB
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 5 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 Northampton
Other active civil engineering contractors registered in Northampton.
- Paloci Construction Ltd2020
- Paul Smith Developments Limited2001
- Pe Property Seventeen Ltd2019
- Percival Construction Ltd2026
- Pioneer Railtrack Maintenance Services Limited2014
- PJM Surfacing Limited2025
- Pro Highway Solutions Ltd2026
- Proctor Groundworks Limited2014
All civil engineering contractors in Northampton · All trades in Northampton · Civil engineering across the UK
Frequently asked questions
When are P O'Reilly Limited's accounts due?
P O'Reilly Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is P O'Reilly 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 P O'Reilly Limited still trading?
P O'Reilly 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 P O'Reilly Limited do?
P O'Reilly Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is P O'Reilly Limited?
P O'Reilly Limited was incorporated on 6 March 2017, 9 years ago.
What is the penalty if P O'Reilly 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 P O'Reilly 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.