- Companies
- Property developers
- Newtownabbey
- Diamond Homes (NI) Ltd
Diamond Homes (NI) Ltd
- Company number
- NI605102
- Incorporated
- 12 Nov 201015 years trading
- Registered office
- Lesley House 3A Carnmoney Road, Carnmoney Road, Newtownabbey, County Antrim, BT36 6HL
- Nature of business
- Development of building projects
Diamond Homes (NI) Ltd is a 15-year-old private limited company registered in Newtownabbey, company number NI605102, one of 26 property development companies in Newtownabbey. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £65K (-10.2%) on the year before, to £568K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £1.4M against £810K owed within a year: 1.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £568K | £101K | £1.4M | £810K | 1 |
| 30 Nov 2024 | £633K | £15K | £1.2M | £586K | 1 |
| 30 Nov 2023 | £754K | £11K | £1.3M | £487K | 1 |
| 30 Nov 2022 | £743K | £39K | £1.2M | £444K | 0 |
| 30 Nov 2021 | £585K | £636 | £1.2M | £579K | 0 |
| 30 Nov 2020 | £277K | £5,717 | £1.2M | £873K | 0 |
| 30 Nov 2019 | £281K | £1,326 | £1.1M | £815K | 0 |
| 30 Nov 2018 | -£279K | -£507K | £166K | ||
| 30 Nov 2017 | £278K | £520K | £241K | ||
| 30 Nov 2016 | £255K | £109K | £647K | £392K |
Where Diamond Homes (NI) Ltd is registered
The registered office is in Newtownabbey (BT36), in the Antrim and Newtownabbey local authority area, Northern Ireland. Show BT36 6HL on a map.
Other trade companies in BT36
- C2 Repairs LtdGlaziers
- BNB Electrical LimitedElectricians
- NI.Consultancy2026 LtdSpecialist contractors
- B2 Property Group LtdFinishing trades
- Colin McGlinchey LtdMachinery repair and installation
- Mac’S Maintenance LtdFinishing trades
- Glaze and Frame Direct LtdGlaziers
- JH Site Maintenance LtdFacilities management
What happens if Diamond Homes (NI) 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- NI605102
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 2010 (15 years ago)
- Registered office
- Lesley House 3A Carnmoney Road, Carnmoney Road, Newtownabbey, County Antrim, BT36 6HL
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 30 September 2025
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 Newtownabbey
Other active property development companies registered in Newtownabbey.
- Elite Renovations & Solid Foundations Ltd2024
- F G Anderson & Sons Ltd2021
- Gemprop 1A Ltd2020
- Gemprop Ltd2019
- Hillview Residential Limited2026
- HMBS (N.I.) Limited2016
- HR Jess Ltd2006
- Kirkhill Developments Ltd2017
All property development companies in Newtownabbey · All trades in Newtownabbey · Property developers across the UK
Frequently asked questions
When are Diamond Homes (NI) Ltd's accounts due?
Diamond Homes (NI) Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Diamond Homes (NI) Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Diamond Homes (NI) Ltd still trading?
Diamond Homes (NI) 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 Diamond Homes (NI) Ltd do?
Diamond Homes (NI) Ltd is registered under Development of building projects (SIC 41100).
How old is Diamond Homes (NI) Ltd?
Diamond Homes (NI) Ltd was incorporated on 12 November 2010, 15 years ago.
What is the penalty if Diamond Homes (NI) 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 Diamond Homes (NI) 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.