- Companies
- Specialist contractors
- Belfast
- Clonrose Developments Limited
Clonrose Developments Limited
- Company number
- NI630947
- Incorporated
- 27 Apr 201511 years trading
- Registered office
- Rosemount House, Sydenham Road, Belfast, BT3 9HA
- Nature of business
- Other specialised construction activities n.e.c.
Clonrose Developments Limited is a 11-year-old private limited company registered in Belfast, company number NI630947, one of 110 specialist construction companies in Belfast. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Clonrose Developments LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £470K (-794.5%) on the year before, to -£411K.
- Current assets of £1.8M against £2.2M owed within a year: 0.8 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 4 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£411K | £138K | £1.8M | £2.2M | 4 |
| 31 Mar 2024 | £59K | £57K | £2.7M | £2.6M | 4 |
| 30 Apr 2017 | £1 | ||||
| 30 Apr 2016 | £1 |
Where Clonrose Developments Limited is registered
The registered office is in Belfast (BT3), in the Belfast local authority area, Northern Ireland. Show BT3 9HA on a map.
Other trade companies in BT3
- Lagan Ground Engineering LimitedSpecialist contractors
- Glenavy Site LtdProperty developers
- Rosemount Homes (101) LimitedProperty developers
- Rosemount Homes (102) LimitedProperty developers
- Lagan Specialist International LimitedCivil engineering
- Lagan Agl LimitedElectricians
- Clyde Furnishing Belfast LtdJoiners and carpenters
- H&J Martin Fit Out LimitedProperty developers
Also registered at this address
11 other companies use the same registered office as Clonrose Developments Limited.
- Clonrose Developments (Newry) LimitedProperty developers
- H&J Martin Fit Out LimitedProperty developers
- Kilcad Properties LimitedSpecialist contractors
- Lagan Agl LimitedElectricians
- Lagan Ground Engineering LimitedSpecialist contractors
- Lagan Specialist International LimitedCivil engineering
- Rosemount Homes (101) LimitedProperty developers
- Rosemount Homes (102) LimitedProperty developers
- Rosemount Homes (Carryduff) LimitedProperty developers
- Rosemount Homes (Comber) LimitedBuilders
- Rosemount Homes (Enniskillen) LimitedProperty developers
What happens if Clonrose Developments 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
- NI630947
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 April 2015 (11 years ago)
- Registered office
- Rosemount House, Sydenham Road, Belfast, BT3 9HA
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 27 April 2026
- Charges (mortgages)
- 0 outstanding of 2 registered
- Previous names
- Clonhagen Limited (until 8 Jun 2018)
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 Belfast
Other active specialist construction companies registered in Belfast.
- Crown Industries Limited2011
- Cryotanks Limited2004
- Davenport Contracts Ltd2026
- Diamond Cleaning Co N.I. Ltd2023
- Dimensions Design & Management Limited2003
- Dornan Property Maintenance Ltd2025
- Drew Wylie Building Services Ltd2023
- Drypex Ltd2024
All specialist construction companies in Belfast · All trades in Belfast · Specialist contractors across the UK
Frequently asked questions
When are Clonrose Developments Limited's accounts due?
Clonrose Developments 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 Clonrose Developments 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 Clonrose Developments Limited still trading?
Clonrose Developments 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 Clonrose Developments Limited do?
Clonrose Developments Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Clonrose Developments Limited?
Clonrose Developments Limited was incorporated on 27 April 2015, 11 years ago.
What is the penalty if Clonrose Developments 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 Clonrose Developments 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.