- Companies
- Installers
- London
- Spectrum Fire Safety Ltd
Spectrum Fire Safety Ltd
- Company number
- 16586097
- Incorporated
- 16 Jul 20251 year trading
- Registered office
- 411 Oxford Street, Office 1.01, London, Greater London, W1C 2PE
- Nature of business
- Other construction installation
Spectrum Fire Safety Ltd is a 1-year-old private limited company registered in London, company number 16586097, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. 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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Financial snapshot, 2026
From the balance sheet at 31 July 2026, as filed at Companies House.
Where Spectrum Fire Safety Ltd is registered
The registered office is in London (W1C), in the Westminster local authority area, London. Show W1C 2PE on a map.
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Also registered at this address
10 other companies use the same registered office as Spectrum Fire Safety Ltd.
- Af Developments LtdProperty developers
- Af Land LtdProperty developers
- Apex21 LimitedCleaning companies
- Battersea Developments LimitedProperty developers
- Crocus Construction LtdBuilders
- Macmadison Industries LtdMotor traders
- RPD5 LtdProperty developers
- RPD6 LtdProperty developers
- RPD7 LtdProperty developers
- Verve Developments LtdProperty developers
What happens if Spectrum Fire Safety 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
- 16586097
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 July 2025 (1 year ago)
- Registered office
- 411 Oxford Street, Office 1.01, London, Greater London, W1C 2PE
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2026
- Last confirmation statement
- 20 November 2025
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 London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- Spectrum Refurbishment Ltd2020
- Spencer Solar Group Ltd2026
- Spflex Limited2025
- Spiralis Europe Ltd2011
- Splash Blinds Ltd2014
- SPS Construction Serv Ltd2025
- Sputnik TV Ltd2011
- SR Global Traders Ltd2024
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Frequently asked questions
When are Spectrum Fire Safety Ltd's accounts due?
Spectrum Fire Safety Ltd's next accounts are due at Companies House by 30 April 2028 (in 565 days), covering the period to 31 July 2027.
When is Spectrum Fire Safety 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 Spectrum Fire Safety Ltd still trading?
Spectrum Fire Safety 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 Spectrum Fire Safety Ltd do?
Spectrum Fire Safety Ltd is registered under Other construction installation (SIC 43290).
How old is Spectrum Fire Safety Ltd?
Spectrum Fire Safety Ltd was incorporated on 16 July 2025, 1 year ago.
What is the penalty if Spectrum Fire Safety 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 Spectrum Fire Safety 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.