- Companies
- Specialist contractors
- Ballymena
- G O'Kane Builders Ltd
G O'Kane Builders Ltd
- Company number
- NI639459
- Incorporated
- 1 Jul 201610 years trading
- Registered office
- 71A Tullaghans Road, Dunloy, Ballymena, County Antrim, BT44 9EB
- Nature of business
- Other specialised construction activities n.e.c.
G O'Kane Builders Ltd is a 10-year-old private limited company registered in Ballymena, company number NI639459, one of 27 specialist construction companies in Ballymena. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £3,615 (+32.6%) on the year before, to £15K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £46K against £40K owed within a year: 1.2 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 9 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £15K | £28K | £46K | £40K | 2 |
| 29 Feb 2024 | £11K | £23K | £56K | £48K | 1 |
| 28 Feb 2023 | £6,435 | £32K | £36K | £27K | 1 |
| 28 Feb 2022 | £6,607 | £46K | £64K | £44K | 1 |
| 28 Feb 2021 | £9,020 | £33K | £95K | £50K | 1 |
| 29 Feb 2020 | £38K | £35K | £67K | £45K | 1 |
| 31 Aug 2018 | £20K | £28K | £43K | £34K | 0 |
| 31 Aug 2017 | £20K | £15K | £20K | £14K | 1 |
| 31 Aug 2016 | £100 | £100 |
Where G O'Kane Builders Ltd is registered
The registered office is in Ballymena (BT44), in the Causeway Coast and Glens local authority area, Northern Ireland. Show BT44 9EB on a map.
Other trade companies in BT44
- Ono Joinery LtdJoiners and carpenters
- Renarsjk LtdCleaning companies
- O'Kane Industrial Systems LtdMachinery repair and installation
- Commercial Agri Structures LtdBuilders
- MCG Propco Whitehead LimitedProperty developers
- Amg Rib Repair Ireland LimitedMachinery repair and installation
- Suredry-NI LimitedPlumbers and heating engineers
- CSP and Maintenance LtdFinishing trades
What happens if G O'Kane Builders 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- NI639459
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 July 2016 (10 years ago)
- Registered office
- 71A Tullaghans Road, Dunloy, Ballymena, County Antrim, BT44 9EB
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 29 November 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Ballymena
Other active specialist construction companies registered in Ballymena.
- Gibson Paving Limited2007
- GP Landscapes Ltd2023
- Homesure Property Management Ltd2012
- Intelligent Maintenance Ltd2023
- JJ Soft Surfacing Ltd2022
- JMT Contracts Ltd2021
- KFM Group Ltd2022
- Mainline Contracts Ltd2009
All specialist construction companies in Ballymena · All trades in Ballymena · Specialist contractors across the UK
Frequently asked questions
When are G O'Kane Builders Ltd's accounts due?
G O'Kane Builders Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is G O'Kane Builders Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is G O'Kane Builders Ltd still trading?
G O'Kane Builders 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 G O'Kane Builders Ltd do?
G O'Kane Builders Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is G O'Kane Builders Ltd?
G O'Kane Builders Ltd was incorporated on 1 July 2016, 10 years ago.
What is the penalty if G O'Kane Builders 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 G O'Kane Builders 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.