- Companies
- Specialist contractors
- Belfast
- Ibuildni Ltd
Ibuildni Ltd
- Company number
- NI734531
- Incorporated
- 17 Oct 2025
- Registered office
- 196 Upper Lisburn Road, Finaghy, Belfast, BT10 0LA
- Nature of business
- Other specialised construction activities n.e.c.
Ibuildni Ltd is a newly incorporated private limited company registered in Belfast, company number NI734531, one of 110 specialist construction companies in Belfast. Its next accounts are due at Companies House on 17 July 2027, and its first CT600 is due at HMRC on 16 October 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Ibuildni Ltd is registered
The registered office is in Belfast (BT10), in the Belfast local authority area, Northern Ireland. Show BT10 0LA on a map.
Other trade companies in BT10
- Fitzsimons Engineering Services LimitedMachinery repair and installation
- Kennedy Solutions LtdMechanics and garages
- Luxcare Autos LtdMechanics and garages
- Fast House Brickworks LtdSpecialist contractors
- MS Autopoint LtdMotor traders
- Torsney Plant Hire LtdSpecialist contractors
- T&S (Belfast) LimitedCleaning companies
- LMB Utilities LtdCivil engineering
Also registered at this address
24 other companies use the same registered office as Ibuildni Ltd.
- A1 Pointers LtdSpecialist contractors
- Ak Building Contracts LimitedProperty developers
- Boucher Construction & Shopfitting LimitedProperty developers
- DM Autos (NI) LtdMotor traders
- Elite Clean & Maintenance LtdCleaning companies
- Errigal Construction (Irl) LtdProperty developers
- F O'Neill Brickwork LtdSpecialist contractors
- Fast House Brickworks LtdSpecialist contractors
- Icp UK & Ire LtdSpecialist contractors
- Iron Oak Form Work LtdSpecialist contractors
- JJ Autos LimitedMotor traders
- JMG Contracts LtdCivil engineering
- Joma Tunneling LtdCivil engineering
- JS Construction (2022) LtdProperty developers
- KCP Contracts LimitedProperty developers
- KTR Services LtdProperty developers
- LMB Utilities LtdCivil engineering
- MS Autopoint LtdMotor traders
- Old School Lime Restorations LimitedSpecialist contractors
- SRRM Flooring LtdInstallers
- T&S (Belfast) LimitedCleaning companies
- T.D.Joinery Carpentry LtdJoiners and carpenters
- Torsney Plant Hire LtdSpecialist contractors
- Veemo Motors LtdMotor traders
What happens if Ibuildni 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 17 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Jul 2027 to 17 Aug 2027 | £150 |
| 1 to 3 months late | 18 Aug 2027 to 17 Oct 2027 | £375 |
| 3 to 6 months late | 18 Oct 2027 to 17 Jan 2028 | £750 |
| More than 6 months late | From 18 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- NI734531
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 October 2025
- Registered office
- 196 Upper Lisburn Road, Finaghy, Belfast, BT10 0LA
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Icp UK & Ire Ltd2022
- Independent Plant Hire and Contracts Ltd2005
- Iron Oak Form Work Ltd2026
- J.B.G. Utilities Limited2018
- JM Engineering (2026) Ltd2026
- Kilcad Properties Limited2015
- Kmac Drywall Ie Ltd2019
- Lagan Ground Engineering Limited2026
All specialist construction companies in Belfast · All trades in Belfast · Specialist contractors across the UK
Frequently asked questions
When are Ibuildni Ltd's accounts due?
Ibuildni Ltd's next accounts are due at Companies House by 17 July 2027 (in 278 days), covering the period to 31 October 2026.
When is Ibuildni Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 October 2026, due by 16 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ibuildni Ltd still trading?
Ibuildni 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 Ibuildni Ltd do?
Ibuildni Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Ibuildni Ltd?
Ibuildni Ltd was incorporated on 17 October 2025, less than a year ago.
What is the penalty if Ibuildni 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 Ibuildni 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.