- Companies
- Specialist contractors
- Bangor
- Mustard Construction NI Ltd
Mustard Construction NI Ltd
- Company number
- NI685275
- Incorporated
- 25 Jan 20224 years trading
- Registered office
- Unit 38, 8, Dunlop Industrial Units, Balloo Drive, Bangor, County Down, BT19 7QY
- Nature of business
- Other specialised construction activities n.e.c.
Mustard Construction NI Ltd is a 4-year-old private limited company registered in Bangor, company number NI685275, one of 21 specialist construction companies in Bangor. 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 Mustard Construction NI 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 down £90K on the year before, to -£87K.
- Current assets of £16K against £273K owed within a year: 0.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£87K | £16K | £273K | 1 | |
| 31 Mar 2024 | £2,783 | £41K | £128K | 1 | |
| 31 Mar 2023 | £21K | £117K | £162K | 1 |
Where Mustard Construction NI Ltd is registered
The registered office is in Bangor (BT19), in the Ards and North Down local authority area, Northern Ireland. Show BT19 7QY on a map.
Other trade companies in BT19
- Snowfoam LtdCleaning companies
- Collins Mep UK LtdElectricians
- KS Roofing & Property Maintenance LtdRoofers
- JMS Coach Hill Motors LtdMotor traders
- MRS Mop Cleaning Services LtdCleaning companies
- 2Jzgte LtdMotor traders
- JP Security & Electrical LtdElectricians
- GLS Property Care LtdFinishing trades
What happens if Mustard Construction 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 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
- NI685275
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 January 2022 (4 years ago)
- Registered office
- Unit 38, 8, Dunlop Industrial Units, Balloo Drive, Bangor, County Down, BT19 7QY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 16 December 2025
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 Bangor
Other active specialist construction companies registered in Bangor.
- North Down Boilers Limited2014
- Pco Davies Limited2010
- PQS Quantity Surveyors Limited2012
- Professional Fabrication Services Ltd2009
- Roofguard N I Ltd2023
- Scotia Industrial Abseiling Ltd2020
- Whelan Brickwork Ltd2019
- Achnashean Fencing Limited1999
All specialist construction companies in Bangor · All trades in Bangor · Specialist contractors across the UK
Frequently asked questions
When are Mustard Construction NI Ltd's accounts due?
Mustard Construction NI Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Mustard Construction NI Ltd'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 Mustard Construction NI Ltd still trading?
Mustard Construction 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 Mustard Construction NI Ltd do?
Mustard Construction NI Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Mustard Construction NI Ltd?
Mustard Construction NI Ltd was incorporated on 25 January 2022, 4 years ago.
What is the penalty if Mustard Construction 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 Mustard Construction 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.