- Company number
- NI635640
- Incorporated
- 6 Jan 201610 years trading
- Registered office
- C/O Baker Tilly Mooney Moore 17 Clarendon Road, Clarendon Dock, Belfast, BT1 3BG
- Nature of business
- Construction of domestic buildings
Cuan Construction Ltd is a 10-year-old private limited company registered in Belfast, company number NI635640, one of 213 building contractors in Belfast. 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.
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 Cuan Construction LtdOr 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 unchanged on the year before, at -£79K.
- Net assets rose in 2 of 8 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | -£79K | £51 | £79K | 0 | |
| 30 Jun 2024 | -£79K | £51 | £79K | 0 | |
| 30 Jun 2023 | -£79K | £51 | £79K | 0 | |
| 30 Jun 2022 | -£79K | £51 | £51 | £79K | 1 |
| 31 Jan 2021 | -£17K | £27K | £68K | £90K | 2 |
| 31 Jan 2020 | £10K | £16K | £72K | £68K | 2 |
| 31 Jan 2019 | £22K | £51K | £161K | £149K | |
| 31 Jan 2018 | £4,347 | £6,970 | £186K | £182K | 1 |
| 31 Jan 2017 | -£799 | £55K | £56K | 1 |
Where Cuan Construction Ltd is registered
The registered office is in Belfast (BT1), in the Belfast local authority area, Northern Ireland. Show BT1 3BG on a map.
Other trade companies in BT1
- Atlas Property and Holdings LtdProperty developers
- Geohac LimitedGroundworks and demolition
- XM Vehicle Solutions LimitedMotor traders
- Shine Renewables NI LimitedElectricians
- The Rathstone Group LtdCleaning companies
- Chenyukeji LtdMotor traders
- Linnexttech Shop LtdMotor traders
- Techright Environmental Ireland LtdCleaning companies
What happens if Cuan Construction 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
- NI635640
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 January 2016 (10 years ago)
- Registered office
- C/O Baker Tilly Mooney Moore 17 Clarendon Road, Clarendon Dock, Belfast, BT1 3BG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 5 January 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Belfast
Other active building contractors registered in Belfast.
- D & A Property Developments Limited2016
- D McKay Construction Limited2010
- Deerpark Lands Limited2017
- Deramore (Belfast) Limited2016
- Dermar Developers Ltd2020
- DHMC Contracts Limited2020
- Distinguished Homes Ltd2022
- Down County Homes Limited2021
All building contractors in Belfast · All trades in Belfast · Builders across the UK
Frequently asked questions
When are Cuan Construction Ltd's accounts due?
Cuan Construction 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 Cuan Construction 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 Cuan Construction Ltd still trading?
Cuan Construction 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 Cuan Construction Ltd do?
Cuan Construction Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Cuan Construction Ltd?
Cuan Construction Ltd was incorporated on 6 January 2016, 10 years ago.
What is the penalty if Cuan Construction 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 Cuan Construction 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.