- Companies
- Installers
- Plymouth
- Infinite Fire Systems Ltd
Infinite Fire Systems Ltd
- Company number
- 17113808
- Incorporated
- 24 Mar 2026
- Registered office
- Plym House 3 Longbridge RD, Marshmills, Plymouth, Devon, PL6 8LT
- Nature of business
- Other construction installation
Infinite Fire Systems Ltd is a newly incorporated private limited company registered in Plymouth, company number 17113808, one of 54 installation companies (insulation, lifts, shutters and similar) in Plymouth. Its next accounts are due at Companies House on 24 December 2027, and its first CT600 is due at HMRC on 23 March 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Infinite Fire Systems Ltd is registered
The registered office is in Plymouth (PL6), in the Plymouth local authority area, South West. Show PL6 8LT on a map.
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- Trueline (SW) LtdJoiners and carpenters
- Prime Plumbing & Heating SW LtdPlumbers and heating engineers
- New Cut Carpentry LimitedJoiners and carpenters
- Sos 360 LtdBuilders
What happens if Infinite Fire 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 24 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Dec 2027 to 24 Jan 2028 | £150 |
| 1 to 3 months late | 25 Jan 2028 to 24 Mar 2028 | £375 |
| 3 to 6 months late | 25 Mar 2028 to 24 Jun 2028 | £750 |
| More than 6 months late | From 25 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17113808
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 March 2026
- Registered office
- Plym House 3 Longbridge RD, Marshmills, Plymouth, Devon, PL6 8LT
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 in Plymouth
Other active installation companies (insulation, lifts, shutters and similar) registered in Plymouth.
- JWW Ltd2022
- Kettle Co Contracts Ltd2021
- KF Multitrade Ltd2016
- Landmark Window Systems Limited2004
- Lords Pinnacle Group Ltd2021
- Lugar Construction Limited2001
- M M Hamilton Limited1998
- Mag Shopfitting Limited2004
All installation companies (insulation, lifts, shutters and similar) in Plymouth · All trades in Plymouth · Installers across the UK
Frequently asked questions
When are Infinite Fire Systems Ltd's accounts due?
Infinite Fire Systems Ltd's next accounts are due at Companies House by 24 December 2027 (in 438 days), covering the period to 31 March 2027.
When is Infinite Fire 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 23 March 2027, due by 23 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Infinite Fire Systems Ltd still trading?
Infinite Fire Systems 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 Infinite Fire Systems Ltd do?
Infinite Fire Systems Ltd is registered under Other construction installation (SIC 43290).
How old is Infinite Fire Systems Ltd?
Infinite Fire Systems Ltd was incorporated on 24 March 2026, less than a year ago.
What is the penalty if Infinite Fire 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 Infinite Fire Systems 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.