- Companies
- Joiners and carpenters
- Southampton
- Martin Back Carpentry Limited
Martin Back Carpentry Limited
- Company number
- 04911507
- Incorporated
- 25 Sep 200323 years trading
- Registered office
- 211 Botley Road, Sholing, Southampton, Hampshire, SO19 0NL
- Nature of business
- Joinery installation
Martin Back Carpentry Limited is a 23-year-old private limited company registered in Southampton, company number 04911507, one of 85 joinery companies in Southampton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £53K (+11.8%) on the year before, to £501K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £533K against £100K owed within a year: 5.3 times cover.
- 10 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £501K | £533K | £100K | 10 | |
| 30 Sep 2024 | £448K | £451K | £76K | 10 | |
| 30 Sep 2023 | £417K | £455K | 8 | ||
| 30 Sep 2022 | £378K | £476K | £131K | 8 | |
| 30 Sep 2021 | £313K | £382K | £107K | 7 | |
| 30 Sep 2020 | £278K | £347K | £103K | 6 | |
| 30 Sep 2019 | £273K | £332K | £98K | ||
| 30 Sep 2018 | £213K | £287K | £107K | ||
| 30 Sep 2017 | £180K | £240K | £79K | ||
| 30 Sep 2016 | £183K | £220K | £221K | £67K |
Where Martin Back Carpentry Limited is registered
The registered office is in Southampton (SO19), in the Southampton local authority area, South East. Show SO19 0NL on a map.
Other trade companies in SO19
- 4LK Cleaning Company LtdCleaning companies
- Nest Path Properties LimitedBuilders
- Dautaj Groundworks LtdBuilders
- Craftline Carpentry Services LtdJoiners and carpenters
- Agape-Wise LimitedCleaning companies
- Cool Enterprises LtdPlumbers and heating engineers
- Jmac Carpentry & Building LtdPlasterers
- Auto Motive Dismantling - Amd LtdMotor traders
What happens if Martin Back Carpentry 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 04911507
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 September 2003 (23 years ago)
- Registered office
- 211 Botley Road, Sholing, Southampton, Hampshire, SO19 0NL
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 6 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 in Southampton
Other active joinery companies registered in Southampton.
- Martin Brown Carpentry & Joinery Ltd1997
- More Carpentry Ltd2019
- Morrisson Carpentry Limited2026
- Ned Carpentry Ltd2015
- Oa Carpentry Ltd2025
- Oakwood Carpenters Limited2020
- PGL Projects Ltd2021
- Phill Reeves Carpentry and Building Ltd2003
All joinery companies in Southampton · All trades in Southampton · Joiners and carpenters across the UK
Frequently asked questions
When are Martin Back Carpentry Limited's accounts due?
Martin Back Carpentry Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Martin Back Carpentry Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Martin Back Carpentry Limited still trading?
Martin Back Carpentry 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 Martin Back Carpentry Limited do?
Martin Back Carpentry Limited is registered under Joinery installation (SIC 43320).
How old is Martin Back Carpentry Limited?
Martin Back Carpentry Limited was incorporated on 25 September 2003, 23 years ago.
What is the penalty if Martin Back Carpentry 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 Martin Back Carpentry 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.