- Companies
- Installers
- Marshall Site Safety Ltd
Marshall Site Safety Ltd
- Company number
- 13873408
- Incorporated
- 26 Jan 20224 years trading
- Registered office
- 8 Alpha Business Park, Travellers Close, Welham Green, Herts, AL9 7NT
- Nature of business
- Other construction installation
Marshall Site Safety Ltd is a 4-year-old private limited company registered in Welham Green, company number 13873408, one of the UK's installation companies (insulation, lifts, shutters and similar). Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £6,752 (+404.3%) on the year before, to £8,422.
- Current assets of £12K against £4,577 owed within a year: 2.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £8,422 | £12K | £4,577 | 1 | |
| 31 Jan 2024 | £1,670 | £4,505 | £3,073 | 1 | |
| 31 Jan 2023 | £470 | £4,511 | £4,041 | 1 |
Who runs and owns Marshall Site Safety Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| M*** H*** | Director | Aug 2025 |
| P*** C*** | Director | Oct 2025 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| S*** H*** | Director | Jan 2022 | Aug 2025 |
People with significant control (2)
Where Marshall Site Safety Ltd is registered
The registered office is in Welham Green (AL9), in the Welwyn Hatfield local authority area, East of England. Show AL9 7NT on a map.
Other trade companies in AL9
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- Summit Air Conditioning Services LtdPlumbers and heating engineers
- Teknosa Automotive LimitedMotor traders
- Enki Construction LtdBuilders
- Queensbury ST Ippolyts LimitedBuilders
- William Douglas Acquisitions LimitedProperty developers
- LG Site Services LimitedBuilders
- Miella Construction LtdPlumbers and heating engineers
Also registered at this address
17 other companies use the same registered office as Marshall Site Safety Ltd.
- A & M Lofts LimitedInstallers
- Coys Construction LimitedSpecialist contractors
- Direct Drilling LimitedGroundworks and demolition
- DS Construction Group LtdSpecialist contractors
- Eco of London LimitedInstallers
- G P D Waterwells LimitedGroundworks and demolition
- I G P A LimitedElectricians
- Igpa Classics LtdMotor traders
- Igpa Services LimitedElectricians
- Joe Donaghy Decorating LtdPainters and decorators
- Little Heath Garage LtdMechanics and garages
- Marval Marine Services LimitedMachinery repair and installation
- Marval Rail Services LtdSpecialist contractors
- North London Box Sash LtdJoiners and carpenters
- PT Motors LimitedMechanics and garages
- Tyne Castle Fabrication LtdInstallers
- Zebra Shutters LtdJoiners and carpenters
What happens if Marshall Site Safety 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 13873408
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 January 2022 (4 years ago)
- Registered office
- 8 Alpha Business Park, Travellers Close, Welham Green, Herts, AL9 7NT
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 23 January 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies
Other active installation companies (insulation, lifts, shutters and similar).
Frequently asked questions
When are Marshall Site Safety Ltd's accounts due?
Marshall Site Safety Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Marshall Site Safety Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Marshall Site Safety Ltd still trading?
Marshall Site Safety 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 Marshall Site Safety Ltd do?
Marshall Site Safety Ltd is registered under Other construction installation (SIC 43290).
How old is Marshall Site Safety Ltd?
Marshall Site Safety Ltd was incorporated on 26 January 2022, 4 years ago.
Who runs Marshall Site Safety Ltd?
Marshall Site Safety Ltd has 2 active directors, the longest-serving appointed in Aug 2025. Their names and service addresses are on the Companies House register.
Who owns Marshall Site Safety Ltd?
2 people or companies have significant control of Marshall Site Safety Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Marshall Site Safety 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 Marshall Site Safety 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.