- Companies
- Civil engineering
- Stilmart Ltd
Stilmart Ltd
- Company number
- 09793765
- Incorporated
- 24 Sep 201511 years trading
- Registered office
- 1 Newton Place, Houghton Regis, LU5 6TJ
- Nature of business
- Construction of railways and underground railways; Other engineering activities
Stilmart Ltd is a 11-year-old private limited company registered in Houghton Regis, company number 09793765, one of the UK's civil engineering contractors. 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 down £97 (-4.7%) on the year before, to £1,958.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 | £1,958 | £6,604 | £4,646 | 0 | |
| 30 Sep 2024 | £2,055 | £9,695 | £9,695 | £7,640 | 0 |
| 30 Sep 2023 | £1,728 | £4,683 | £4,683 | £2,955 | 0 |
| 30 Sep 2022 | £899 | £7,470 | £7,470 | £6,571 | 1 |
| 30 Sep 2021 | £4,509 | £12K | £12K | £7,041 | 1 |
| 30 Sep 2020 | £4,896 | £13K | £13K | £7,725 | 0 |
| 30 Sep 2019 | £4,822 | £5,673 | £5,673 | £851 | 0 |
| 30 Sep 2018 | £5,171 | £8,892 | £8,913 | £3,742 | |
| 30 Sep 2017 | £2,415 | £2,917 | £502 | ||
| 30 Sep 2016 | £341 | £1,372 | £1,031 |
Where Stilmart Ltd is registered
The registered office is in Houghton Regis (LU5), in the Central Bedfordshire local authority area, East of England. Show LU5 6TJ on a map.
Other trade companies in LU5
- Holz Stehlen Interiors LtdJoiners and carpenters
- Group V Motors LimitedMotor traders
- Marsiv LtdBuilders
- FB Engineering Solutions LtdSpecialist contractors
- Valmir Plastering LtdPlasterers
- Jeeva Engineering LtdCivil engineering
- Shinning Stars Cleaning LtdCleaning companies
- Coc Floring LtdBuilders
What happens if Stilmart 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 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
- 09793765
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 September 2015 (11 years ago)
- Registered office
- 1 Newton Place, Houghton Regis, LU5 6TJ
- Nature of business
- Construction of railways and underground railways (SIC 42120)
Other engineering activities (SIC 71129) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 8 June 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies
Other active civil engineering contractors.
Frequently asked questions
When are Stilmart Ltd's accounts due?
Stilmart Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Stilmart Ltd'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 Stilmart Ltd still trading?
Stilmart 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 Stilmart Ltd do?
Stilmart Ltd is registered under Construction of railways and underground railways (SIC 42120); Other engineering activities (SIC 71129).
How old is Stilmart Ltd?
Stilmart Ltd was incorporated on 24 September 2015, 11 years ago.
What is the penalty if Stilmart 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 Stilmart 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.