- Companies
- Joiners and carpenters
- McMahon Carpentry Ltd
McMahon Carpentry Ltd
- Company number
- NI655913
- Incorporated
- 25 Sep 20188 years trading
- Registered office
- 89 Cladymore Road, Mowhan, Co. Armagh, BT60 2EP
- Nature of business
- Joinery installation
McMahon Carpentry Ltd is a 8-year-old private limited company registered in Mowhan, company number NI655913, one of the UK's joinery companies. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where McMahon Carpentry Ltd is registered
The registered office is in Mowhan (BT60), in the Armagh City, Banbridge and Craigavon local authority area, Northern Ireland. Show BT60 2EP on a map.
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What happens if McMahon Carpentry 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- NI655913
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 September 2018 (8 years ago)
- Registered office
- 89 Cladymore Road, Mowhan, Co. Armagh, BT60 2EP
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 24 September 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 McMahon Carpentry Ltd's accounts due?
McMahon Carpentry Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is McMahon Carpentry Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is McMahon Carpentry Ltd still trading?
McMahon Carpentry Ltd is listed as active on the Companies House register (checked 12 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 McMahon Carpentry Ltd do?
McMahon Carpentry Ltd is registered under Joinery installation (SIC 43320).
How old is McMahon Carpentry Ltd?
McMahon Carpentry Ltd was incorporated on 25 September 2018, 8 years ago.
What is the penalty if McMahon Carpentry 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 McMahon Carpentry Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.