- Companies
- Property developers
- Newry
- Rock Builders Ltd
Rock Builders Ltd
- Company number
- NI046731
- Incorporated
- 4 Jun 200323 years trading
- Registered office
- 22 Hilltown Road, Cabra, Newry, BT34 5EZ
- Nature of business
- Development of building projects
Rock Builders Ltd is a 23-year-old private limited company registered in Newry, company number NI046731, one of 144 property development companies in Newry. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £117K (-32.3%) on the year before, to £244K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £40K against £348K owed within a year: 0.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2014 to 2017.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2017 | £244K | £3,248 | £40K | £348K | 2 |
| 30 Jun 2016 | £361K | £57K | £364K | £546K | |
| 30 Jun 2015 | £466K | £117K | £459K | £78K | |
| 30 Jun 2014 | £403K | £57K | £439K | £82K |
Where Rock Builders Ltd is registered
The registered office is in Newry (BT34), in the Newry, Mourne and Down local authority area, Northern Ireland. Show BT34 5EZ on a map.
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What happens if Rock 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- NI046731
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 June 2003 (23 years ago)
- Registered office
- 22 Hilltown Road, Cabra, Newry, BT34 5EZ
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 4 June 2025
- Charges (mortgages)
- 1 outstanding of 2 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 Newry
Other active property development companies registered in Newry.
- Ronan Murtagh Contractors Ltd2004
- Rossville Developments Limited2000
- RW Toase Developments Limited2014
- S.E.R. Contracts Ltd2025
- Seehaven Properties Limited2007
- SGRC Limited2025
- Tara Developments 2020 Ltd2020
- TBR Homes Limited2017
All property development companies in Newry · All trades in Newry · Property developers across the UK
Frequently asked questions
When are Rock Builders Ltd's accounts due?
Rock Builders Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Rock Builders Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Rock Builders Ltd still trading?
Rock Builders Ltd is listed as active on the Companies House register (checked 13 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 Rock Builders Ltd do?
Rock Builders Ltd is registered under Development of building projects (SIC 41100).
How old is Rock Builders Ltd?
Rock Builders Ltd was incorporated on 4 June 2003, 23 years ago.
What is the penalty if Rock 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 Rock Builders Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.