- Companies
- Joiners and carpenters
- Willowburn Ltd
Willowburn Ltd
- Company number
- NI686460
- Incorporated
- 9 Mar 20224 years trading
- Registered office
- 90 Ballyvester Road, Donaghadee, BT21 0LL
- Nature of business
- Joinery installation; Other specialised construction activities n.e.c.
Willowburn Ltd is a 4-year-old private limited company registered in Donaghadee, company number NI686460, one of the UK's joinery companies. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £2,092 (+4.7%) on the year before, to £46K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £12K against £14K owed within a year: 0.9 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £46K | £12K | £14K | 2 | |
| 31 Mar 2025 | £44K | £19K | £21K | 1 | |
| 31 Mar 2024 | £14K | £0 | £22K | 1 | |
| 31 Mar 2023 | £18K | £1,017 | £21K | 1 |
Where Willowburn Ltd is registered
The registered office is in Donaghadee (BT21), in the Ards and North Down local authority area, Northern Ireland. Show BT21 0LL on a map.
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What happens if Willowburn 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- NI686460
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 March 2022 (4 years ago)
- Registered office
- 90 Ballyvester Road, Donaghadee, BT21 0LL
- Nature of business
- Joinery installation (SIC 43320)
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 2026
- Last confirmation statement
- 8 March 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
Other active joinery companies.
Frequently asked questions
When are Willowburn Ltd's accounts due?
Willowburn Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Willowburn Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Willowburn Ltd still trading?
Willowburn 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 Willowburn Ltd do?
Willowburn Ltd is registered under Joinery installation (SIC 43320); Other specialised construction activities n.e.c. (SIC 43999).
How old is Willowburn Ltd?
Willowburn Ltd was incorporated on 9 March 2022, 4 years ago.
What is the penalty if Willowburn 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 Willowburn 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.