- Companies
- Joiners and carpenters
- Londonderry
- Son Joinery Limited
Son Joinery Limited
- Company number
- NI632506
- Incorporated
- 17 Jul 201511 years trading
- Registered office
- 9 Station Road, Dungiven, Londonderry, BT47 4LN
- Nature of business
- Joinery installation
Son Joinery Limited is a 11-year-old private limited company registered in Londonderry, company number NI632506, one of 26 joinery companies in Londonderry. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £5,705 (-3.1%) on the year before, to £176K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £176K against £24K owed within a year: 7.4 times cover.
- 2 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Jul 2025 | £176K | £119K | £176K | £24K | 2 |
| 31 Jul 2024 | £182K | £130K | £193K | £27K | 2 |
| 31 Jul 2023 | £184K | £144K | £199K | £35K | 2 |
| 31 Jul 2022 | £206K | £195K | £245K | £58K | 0 |
| 31 Jul 2021 | £184K | £182K | £226K | £64K | 3 |
| 31 Jul 2020 | £129K | £131K | £168K | £62K | 2 |
| 31 Jul 2019 | £119K | £140K | £186K | £78K | 2 |
| 31 Jul 2018 | £98K | £94K | £134K | £61K | 2 |
| 31 Jul 2017 | £52K | £57K | £110K | £77K | 2 |
Where Son Joinery Limited is registered
The registered office is in Londonderry (BT47), in the Causeway Coast and Glens local authority area, Northern Ireland. Show BT47 4LN on a map.
Other trade companies in BT47
- RNK Contracts LimitedGroundworks and demolition
- Den Electrical LtdElectricians
- BDK Consulting LimitedProperty developers
- Oakline Engineering LtdInstallers
- Killew Property Services LimitedFacilities management
- PH Autobody LimitedMechanics and garages
- C Doherty Autos LtdMechanics and garages
- CPMH LtdBuilders
What happens if Son Joinery Limited 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- NI632506
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 July 2015 (11 years ago)
- Registered office
- 9 Station Road, Dungiven, Londonderry, BT47 4LN
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 14 July 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 Londonderry
Other active joinery companies registered in Londonderry.
- T Mac Joinery Ltd2022
- Yewanco Limited2026
- Amcg Contracts Ltd2025
- Avc Property Maintenance Ltd2023
- Ballyhan Interiors Ltd2025
- CT Shopfitting Limited2022
- D Breslin Joinery Ltd2018
- D-Mac Joinery Limited2014
All joinery companies in Londonderry · All trades in Londonderry · Joiners and carpenters across the UK
Frequently asked questions
When are Son Joinery Limited's accounts due?
Son Joinery Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Son Joinery Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Son Joinery Limited still trading?
Son Joinery Limited 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 Son Joinery Limited do?
Son Joinery Limited is registered under Joinery installation (SIC 43320).
How old is Son Joinery Limited?
Son Joinery Limited was incorporated on 17 July 2015, 11 years ago.
What is the penalty if Son Joinery Limited 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 Son Joinery Limited 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.