- Company number
- 14095590
- Incorporated
- 9 May 20224 years trading
- Registered office
- 7 Samuel Bassett Avenue, Plymouth, PL6 6FG
- Nature of business
- Construction of domestic buildings
Martin Horwell Ltd is a 4-year-old private limited company registered in Plymouth, company number 14095590, one of 182 building contractors in Plymouth. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 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 down £2,799 (-11.8%) on the year before, to £21K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £17K against £6,694 owed within a year: 2.6 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 |
|---|---|---|---|---|---|
| 30 Apr 2026 | £21K | £17K | £6,694 | 2 | |
| 30 Apr 2025 | £24K | £15K | £5,959 | 1 | |
| 31 May 2024 | £19K | £2,470 | £24K | £15K | 1 |
| 31 May 2023 | £16K | £1,282 | £13K | £10K | 1 |
Where Martin Horwell Ltd is registered
The registered office is in Plymouth (PL6), in the Plymouth local authority area, South West. Show PL6 6FG on a map.
Other trade companies in PL6
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- A-Frame Scaffolding LimitedScaffolders
- SW Plantroom Partners LtdPlumbers and heating engineers
- Trueline (SW) LtdJoiners and carpenters
- Prime Plumbing & Heating SW LtdPlumbers and heating engineers
- New Cut Carpentry LimitedJoiners and carpenters
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What happens if Martin Horwell 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 14095590
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 May 2022 (4 years ago)
- Registered office
- 7 Samuel Bassett Avenue, Plymouth, PL6 6FG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 8 May 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Plymouth
Other active building contractors registered in Plymouth.
- McConney-Allen Civil Engineering Consultancy Ltd2007
- McNabb Composites Ltd2026
- Mewstone Developments Limited2025
- Millfield Eco Projects Limited1990
- MJG Brickwork Limited2017
- Mle Carpentry and Building Ltd2025
- Modbox Developments Limited2023
- Morley Court Limited2017
All building contractors in Plymouth · All trades in Plymouth · Builders across the UK
Frequently asked questions
When are Martin Horwell Ltd's accounts due?
Martin Horwell Ltd's next accounts are due at Companies House by 31 January 2028 (in 475 days), covering the period to 30 April 2027.
When is Martin Horwell Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Martin Horwell Ltd still trading?
Martin Horwell 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 Martin Horwell Ltd do?
Martin Horwell Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Martin Horwell Ltd?
Martin Horwell Ltd was incorporated on 9 May 2022, 4 years ago.
What is the penalty if Martin Horwell 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 Martin Horwell 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.