- Companies
- Machinery repair and installation
- Belfast
- Rock Breakers (N.I.) Limited
Rock Breakers (N.I.) Limited
- Company number
- NI670631
- Incorporated
- 30 Jun 20206 years trading
- Registered office
- 248 Upper Newtownards Road, Belfast, BT4 3EU
- Nature of business
- Repair of machinery
Rock Breakers (N.I.) Limited is a 6-year-old private limited company registered in Belfast, company number NI670631, one of 90 machinery repair and installation companies in Belfast. Its next accounts are due at Companies House on 28 March 2027, and the CT600 for the period to 28 June 2026 is due at HMRC on 28 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 £4,122 (-10.9%) on the year before, to £34K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £75K against £41K owed within a year: 1.8 times cover.
- 3 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Jun 2025 | £34K | £75K | £41K | 3 | |
| 23 Jun 2024 | £38K | £124K | £86K | 3 | |
| 24 Jun 2023 | £35K | £94K | £72K | 3 | |
| 26 Jun 2022 | £34K | £76K | £70K | 3 | |
| 28 Jun 2021 | £18K | £108K | £131K | 3 |
Who runs and owns Rock Breakers (N.I.) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| D*** G*** | Director | Jun 2020 |
| M*** G*** | Director | Sep 2021 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** G*** | Director | Jun 2020 | Sep 2021 |
People with significant control (2)
Where Rock Breakers (N.I.) Limited is registered
The registered office is in Belfast (BT4), in the Belfast local authority area, Northern Ireland. Show BT4 3EU on a map.
Other trade companies in BT4
- C&G Electrical (NI) LtdElectricians
- Belmont & Bond LtdProperty developers
- Seaside Living LtdMotor traders
- Cleaner Holmes LtdCleaning companies
- Glenview Glass and Glazing LimitedGlaziers
- Raphael Ventures LimitedMotor traders
- Sycamore Carpentry LtdJoiners and carpenters
- Raphael Ventures Ireland LimitedMotor traders
Shared registered office
62 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Rock Breakers (N.I.) 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 28 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Mar 2027 to 28 Apr 2027 | £150 |
| 1 to 3 months late | 29 Apr 2027 to 28 Jun 2027 | £375 |
| 3 to 6 months late | 29 Jun 2027 to 28 Sep 2027 | £750 |
| More than 6 months late | From 29 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Jun 2027 | £200 |
| 3 months late | 28 Sep 2027 | another £200 |
| 6 months late | 28 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 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
- NI670631
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 June 2020 (6 years ago)
- Registered office
- 248 Upper Newtownards Road, Belfast, BT4 3EU
- Nature of business
- Repair of machinery (SIC 33120)
- Year end
- 28 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 29 June 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Belfast
Other active machinery repair and installation companies registered in Belfast.
- S. Rodgers Refrigeration Services Ltd1999
- SCD Plant Maintenance and Repairs Limited2025
- SCS Global Ltd2016
- Service Truck NI Limited2023
- SMS Servicing Ltd2023
- Ulster Business Equipment (Northern Ireland) Limited1969
- Value Stream Machinery Ltd2016
- Visiontrakz Limited2024
All machinery repair and installation companies in Belfast · All trades in Belfast · Machinery repair and installation across the UK
Frequently asked questions
When are Rock Breakers (N.I.) Limited's accounts due?
Rock Breakers (N.I.) Limited's next accounts are due at Companies House by 28 March 2027 (in 166 days), covering the period to 28 June 2026.
When is Rock Breakers (N.I.) Limited's CT600 due?
The CT600 for the period to 28 June 2026 is due at HMRC by 28 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 March 2027.
Is Rock Breakers (N.I.) Limited still trading?
Rock Breakers (N.I.) 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 Rock Breakers (N.I.) Limited do?
Rock Breakers (N.I.) Limited is registered under Repair of machinery (SIC 33120).
How old is Rock Breakers (N.I.) Limited?
Rock Breakers (N.I.) Limited was incorporated on 30 June 2020, 6 years ago.
Who runs Rock Breakers (N.I.) Limited?
Rock Breakers (N.I.) Limited has 2 active directors, the longest-serving appointed in Jun 2020. Their names and service addresses are on the Companies House register.
Who owns Rock Breakers (N.I.) Limited?
2 people or companies have significant control of Rock Breakers (N.I.) Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Rock Breakers (N.I.) 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 Rock Breakers (N.I.) 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.