- Companies
- Electricians
- Ruislip
- Integrated Fire Defence Systems Ltd
Integrated Fire Defence Systems Ltd
- Company number
- 16168965
- Incorporated
- 7 Jan 20251 year trading
- Registered office
- 2ND Floor College House, 17 King Edwards Road,, Ruislip, London,, HA4 7AE
- Nature of business
- Electrical installation; Other engineering activities; Technical testing and analysis
Integrated Fire Defence Systems Ltd is a 1-year-old private limited company registered in Ruislip, company number 16168965, one of 89 electrical contractors in Ruislip. Its next accounts are due at Companies House on 31 October 2027, and its first CT600 is due at HMRC on 24 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 24 January 2026, as filed at Companies House.
Where Integrated Fire Defence Systems Ltd is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 7AE on a map.
Other trade companies in HA4
- SSC London LtdGroundworks and demolition
- DCR Industriltdal LtdPainters and decorators
- Katardino Monten for General Contracting and Supplies LtdCivil engineering
- Apex Build & Move LtdBuilders
- Ridgeway Building Contracts LimitedProperty developers
- Azya Farah LtdBuilders
- Howdens Roofing & Guttering LimitedRoofers
- Vetro Glazing LimitedGlaziers
Shared registered office
264 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Integrated Fire Defence Systems 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16168965
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 January 2025 (1 year ago)
- Registered office
- 2ND Floor College House, 17 King Edwards Road,, Ruislip, London,, HA4 7AE
- Nature of business
- Electrical installation (SIC 43210)
Other engineering activities (SIC 71129)
Technical testing and analysis (SIC 71200) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last accounts made up to
- 24 January 2026
- Last confirmation statement
- 6 January 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 Ruislip
Other active electrical contractors registered in Ruislip.
- Ipc Smart Home & Climate Ltd2026
- J & M Electrical Limited2005
- JH Electrical Specialist Limited2021
- Jigsaw Industries Limited2018
- JP Electrical London Limited2021
- Just Bespoke Design Ltd2026
- Kylo Energy Ltd2021
- Lightpro Limited2001
All electrical contractors in Ruislip · All trades in Ruislip · Electricians across the UK
Frequently asked questions
When are Integrated Fire Defence Systems Ltd's accounts due?
Integrated Fire Defence Systems Ltd's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is Integrated Fire Defence Systems Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 24 January 2027, due by 24 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Integrated Fire Defence Systems Ltd still trading?
Integrated Fire Defence Systems 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 Integrated Fire Defence Systems Ltd do?
Integrated Fire Defence Systems Ltd is registered under Electrical installation (SIC 43210); Other engineering activities (SIC 71129); Technical testing and analysis (SIC 71200).
How old is Integrated Fire Defence Systems Ltd?
Integrated Fire Defence Systems Ltd was incorporated on 7 January 2025, 1 year ago.
What is the penalty if Integrated Fire Defence Systems 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 Integrated Fire Defence Systems 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.