- Companies
- Property developers
- Rayleigh
- Site Mechanical Ltd
Site Mechanical Ltd
- Company number
- 15825627
- Incorporated
- 8 Jul 20242 years trading
- Registered office
- 14 Willingale Avenue, Rayleigh, SS6 9HD
- Nature of business
- Development of building projects; Construction of commercial buildings; Construction of other civil engineering projects n.e.c.
Site Mechanical Ltd is a 2-year-old private limited company registered in Rayleigh, company number 15825627, one of 53 property development companies in Rayleigh. Its next accounts are due at Companies House on 30 April 2028, and the CT600 for the period to 31 July 2027 is due at HMRC on 31 July 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 £10 (-166.7%) on the year before, to -£4.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2026 | -£4 | £6 | £10 | 0 | |
| 31 Jul 2025 | £6 | £6 | 0 |
Who runs and owns Site Mechanical Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| G*** W*** | Director | Jul 2024 |
Person with significant control
Where Site Mechanical Ltd is registered
The registered office is in Rayleigh (SS6), in the Rochford local authority area, East of England. Show SS6 9HD on a map.
Other trade companies in SS6
- Nexum Building Services LtdElectricians
- J Bradford Mechanical LtdPlumbers and heating engineers
- Ehs Valeting LtdCleaning companies
- SXXD Regeneration LimitedSpecialist contractors
- Sparkle Drive LtdCleaning companies
- Thorne's Construction LtdFinishing trades
- Scrubbydo LimitedCleaning companies
- LPC Pipelines LimitedInstallers
What happens if Site Mechanical 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 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2028 to 31 May 2028 | £150 |
| 1 to 3 months late | 1 Jun 2028 to 31 Jul 2028 | £375 |
| 3 to 6 months late | 1 Aug 2028 to 31 Oct 2028 | £750 |
| More than 6 months late | From 1 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 15825627
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 July 2024 (2 years ago)
- Registered office
- 14 Willingale Avenue, Rayleigh, SS6 9HD
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of other civil engineering projects n.e.c. (SIC 42990) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2026
- Last confirmation statement
- 7 July 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Rayleigh
Other active property development companies registered in Rayleigh.
- Something Green Ltd2019
- Southern Building, Maintenance & Environmental Services Ltd2019
- Square Key Developments Ltd2025
- TLS Property Development Services (2021) Limited2021
- TTW Stag Limited2019
- Tyrell Developments Ltd2026
- Ukretrofit Ltd2014
- Worthwhile Construction Ltd2014
All property development companies in Rayleigh · All trades in Rayleigh · Property developers across the UK
Frequently asked questions
When are Site Mechanical Ltd's accounts due?
Site Mechanical Ltd's next accounts are due at Companies House by 30 April 2028 (in 566 days), covering the period to 31 July 2027.
When is Site Mechanical Ltd's CT600 due?
The CT600 for the period to 31 July 2027 is due at HMRC by 31 July 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2028.
Is Site Mechanical Ltd still trading?
Site Mechanical 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 Site Mechanical Ltd do?
Site Mechanical Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Site Mechanical Ltd?
Site Mechanical Ltd was incorporated on 8 July 2024, 2 years ago.
Who runs Site Mechanical Ltd?
Site Mechanical Ltd has 1 active director, the longest-serving appointed in Jul 2024. Their names and service addresses are on the Companies House register.
Who owns Site Mechanical Ltd?
One person or company has significant control of Site Mechanical Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Site Mechanical 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 Site Mechanical 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.