- Companies
- Electricians
- Accrington
- Sentinel Fire & Security Ltd
Sentinel Fire & Security Ltd
- Company number
- 15885631
- Incorporated
- 8 Aug 20242 years trading
- Registered office
- 4 Millbrook Close, Oswaldtwistle, Accrington, BB5 3QG
- Nature of business
- Electrical installation; Security systems service activities
Sentinel Fire & Security Ltd is a 2-year-old private limited company registered in Accrington, company number 15885631, one of 31 electrical contractors in Accrington. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 31 August 2025, as filed at Companies House.
Who runs and owns Sentinel Fire & Security Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| F*** H*** | Director | Aug 2024 |
| N*** S*** | Director | Aug 2024 |
People with significant control (2)
Where Sentinel Fire & Security Ltd is registered
The registered office is in Accrington (BB5), in the Hyndburn local authority area, North West. Show BB5 3QG on a map.
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What happens if Sentinel Fire & Security 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15885631
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 August 2024 (2 years ago)
- Registered office
- 4 Millbrook Close, Oswaldtwistle, Accrington, BB5 3QG
- Nature of business
- Electrical installation (SIC 43210)
Security systems service activities (SIC 80200) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 7 August 2025
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 Accrington
Other active electrical contractors registered in Accrington.
- Taylor-Electricians Ltd2020
- Three Phase Contractors Limited2019
- Whalley Electrical Ltd2018
- A : M Electrical Systems Limited2003
- Als Systems Ltd2015
- C.W. Electrical Services Ltd2004
- Cooper Construction and Management Ltd2021
- D Morris Electrical Services Ltd2016
All electrical contractors in Accrington · All trades in Accrington · Electricians across the UK
Frequently asked questions
When are Sentinel Fire & Security Ltd's accounts due?
Sentinel Fire & Security Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Sentinel Fire & Security Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Sentinel Fire & Security Ltd still trading?
Sentinel Fire & Security Ltd is listed as active on the Companies House register (checked 12 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 Sentinel Fire & Security Ltd do?
Sentinel Fire & Security Ltd is registered under Electrical installation (SIC 43210); Security systems service activities (SIC 80200).
How old is Sentinel Fire & Security Ltd?
Sentinel Fire & Security Ltd was incorporated on 8 August 2024, 2 years ago.
Who runs Sentinel Fire & Security Ltd?
Sentinel Fire & Security Ltd has 2 active directors, the longest-serving appointed in Aug 2024. Their names and service addresses are on the Companies House register.
Who owns Sentinel Fire & Security Ltd?
2 people or companies have significant control of Sentinel Fire & Security Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Sentinel Fire & Security 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 Sentinel Fire & Security Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.