- Companies
- Property developers
- Enniskillen
- C O'Neill Construction Limited
C O'Neill Construction Limited
- Company number
- NI713984
- Incorporated
- 12 Apr 20242 years trading
- Registered office
- 91 Mullynaburtlan Road Eshnagore Road, Lisnaskea, Enniskillen, Co. Fermanagh, BT92 5FT
- Nature of business
- Development of building projects; Site preparation; Other construction installation
C O'Neill Construction Limited is a 2-year-old private limited company registered in Enniskillen, company number NI713984, one of 41 property development companies in Enniskillen. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 April 2025, as filed at Companies House.
Where C O'Neill Construction Limited is registered
The registered office is in Enniskillen (BT92), in the Fermanagh and Omagh local authority area, Northern Ireland. Show BT92 5FT on a map.
Other trade companies in BT92
- Burrow Civil & Marine NI LtdCivil engineering
- PGG Commercials LtdMechanics and garages
- RH Contracts LtdLandscapers and gardeners
- TDM Contracts LimitedCivil engineering
- LR Tyres LtdMotor traders
- CS Block Work LimitedProperty developers
- Scaffweld LimitedSpecialist contractors
- Logue Bricklaying LtdBuilders
What happens if C O'Neill 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- NI713984
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 April 2024 (2 years ago)
- Registered office
- 91 Mullynaburtlan Road Eshnagore Road, Lisnaskea, Enniskillen, Co. Fermanagh, BT92 5FT
- Nature of business
- Development of building projects (SIC 41100)
Site preparation (SIC 43120)
Other construction installation (SIC 43290) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 11 April 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Enniskillen
Other active property development companies registered in Enniskillen.
- Callan Contracts Limited2014
- CS Block Work Limited2026
- Cunningham Construction Services Limited2015
- Danrose Limited2015
- Darcon Limited2016
- Derrychara Properties Limited2006
- Echo Engineering Ireland Ltd2019
- Erne General Construction Ltd2026
All property development companies in Enniskillen · All trades in Enniskillen · Property developers across the UK
Frequently asked questions
When are C O'Neill Construction Limited's accounts due?
C O'Neill Construction Limited's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is C O'Neill Construction Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is C O'Neill Construction Limited still trading?
C O'Neill 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 C O'Neill Construction Limited do?
C O'Neill Construction Limited is registered under Development of building projects (SIC 41100); Site preparation (SIC 43120); Other construction installation (SIC 43290).
How old is C O'Neill Construction Limited?
C O'Neill Construction Limited was incorporated on 12 April 2024, 2 years ago.
What is the penalty if C O'Neill 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 C O'Neill 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.