- Companies
- Electricians
- Tilbury
- Construction Security Design Ltd
Construction Security Design Ltd
- Company number
- 15754030
- Incorporated
- 1 Jun 20242 years trading
- Registered office
- 45 Dock Road, Tilbury, RM18 7DB
- Nature of business
- Electrical installation
Construction Security Design Ltd is a 2-year-old private limited company registered in Tilbury, company number 15754030, one of 6 electrical contractors in Tilbury. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 June 2025, as filed at Companies House.
Who runs and owns Construction Security Design Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| R*** S*** | Director | Jun 2024 |
Person with significant control
Where Construction Security Design Ltd is registered
The registered office is in Tilbury (RM18), in the Thurrock local authority area, East of England. Show RM18 7DB on a map.
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- Pro-Lay Construction LtdBuilders
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- Legutko LtdMechanics and garages
- Rangu LtdBuilders
- MD Specialist Construction LtdSpecialist contractors
- Safe-Eco Loft Solutions LtdInstallers
What happens if Construction Security Design 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 15754030
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 June 2024 (2 years ago)
- Registered office
- 45 Dock Road, Tilbury, RM18 7DB
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 18 June 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Tilbury
Other active electrical contractors registered in Tilbury.
- Dit Trans Limited2017
- Edward Electricians Near Me Ltd2026
- Spark D' Electrical Ltd2020
- Vectrometrics Drivers Compliance Ltd2026
- Ac/JC Electrical Services Ltd2025
All electrical contractors in Tilbury · All trades in Tilbury · Electricians across the UK
Frequently asked questions
When are Construction Security Design Ltd's accounts due?
Construction Security Design Ltd's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Construction Security Design Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Construction Security Design Ltd still trading?
Construction Security Design 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 Construction Security Design Ltd do?
Construction Security Design Ltd is registered under Electrical installation (SIC 43210).
How old is Construction Security Design Ltd?
Construction Security Design Ltd was incorporated on 1 June 2024, 2 years ago.
Who runs Construction Security Design Ltd?
Construction Security Design Ltd has 1 active director, the longest-serving appointed in Jun 2024. Their names and service addresses are on the Companies House register.
Who owns Construction Security Design Ltd?
One person or company has significant control of Construction Security Design Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Construction Security Design 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 Construction Security Design 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.