- Companies
- Joiners and carpenters
- Bangor
- Signature Windows NI Ltd
Signature Windows NI Ltd
- Company number
- NI650206
- Incorporated
- 11 Jan 20188 years trading
- Registered office
- 48 Marlo Heights, Bangor, Down, BT19 6NQ
- Nature of business
- Joinery installation
Signature Windows NI Ltd is a 8-year-old private limited company registered in Bangor, company number NI650206, one of 9 joinery companies in Bangor. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 up £18K (+123.2%) on the year before, to £33K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £36K against £28K owed within a year: 1.3 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £33K | £36K | £28K | 2 | |
| 31 Jan 2024 | £15K | £29K | £37K | 2 | |
| 31 Jan 2023 | £12K | £25K | £23K | 2 | |
| 31 Jan 2022 | £11K | £30K | £30K | 2 | |
| 31 Jan 2021 | £4,887 | £22K | £31K | 2 | |
| 31 Jan 2020 | £5,252 | £7,473 | £5,229 | 1 | |
| 31 Jan 2019 | £7,766 | £15K | £12K |
Where Signature Windows NI Ltd is registered
The registered office is in Bangor (BT19), in the Ards and North Down local authority area, Northern Ireland. Show BT19 6NQ 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 Signature Windows 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- NI650206
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 2018 (8 years ago)
- Registered office
- 48 Marlo Heights, Bangor, Down, BT19 6NQ
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 16 January 2026
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Bangor
Other active joinery companies registered in Bangor.
- The Flat Pack Man Scotland Ltd2025
- Dougan Contracts Ltd2009
- Huw Saer Cyf2017
- Lloriau JC Flooring Limited2015
- North Coast Carpentry and Construction Limited2026
- Ombler Williams Limited2002
- Pubs Clubs & Interiors Ltd2018
- R. Thomas (Builders) Limited1988
All joinery companies in Bangor · All trades in Bangor · Joiners and carpenters across the UK
Frequently asked questions
When are Signature Windows NI Ltd's accounts due?
Signature Windows NI Ltd's next accounts are due at Companies House by 31 October 2026 (in 17 days), covering the period to 31 January 2026.
When is Signature Windows NI Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Signature Windows NI Ltd still trading?
Signature Windows 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 Signature Windows NI Ltd do?
Signature Windows NI Ltd is registered under Joinery installation (SIC 43320).
How old is Signature Windows NI Ltd?
Signature Windows NI Ltd was incorporated on 11 January 2018, 8 years ago.
What is the penalty if Signature Windows 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 Signature Windows 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.