- Companies
- Civil engineering
- Harrow
- Gafiresprinklers Limited
Gafiresprinklers Limited
- Company number
- 15420255
- Incorporated
- 17 Jan 20242 years trading
- Registered office
- 11 Newlyn Gardens, Harrow, HA2 9TA
- Nature of business
- Construction of other civil engineering projects n.e.c.
Gafiresprinklers Limited is a 2-year-old private limited company registered in Harrow, company number 15420255, one of 121 civil engineering contractors in Harrow. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 January 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Gafiresprinklers Limited is registered
The registered office is in Harrow (HA2), in the Harrow local authority area, London. Show HA2 9TA on a map.
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- Neon Systems LtdElectricians
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What happens if Gafiresprinklers Limited 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15420255
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 January 2024 (2 years ago)
- Registered office
- 11 Newlyn Gardens, Harrow, HA2 9TA
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 16 January 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Harrow
Other active civil engineering contractors registered in Harrow.
- Gillam Management Services Limited2013
- Goodwin Utilities Ltd2025
- GRM Surveying Ltd2015
- Gsparks Electrical Services Ltd2020
- Harishwin Engineering Ltd2012
- Hav Services Ltd2020
- Hemaa Ltd2026
- Image Builders Limited2013
All civil engineering contractors in Harrow · All trades in Harrow · Civil engineering across the UK
Frequently asked questions
When are Gafiresprinklers Limited's accounts due?
Gafiresprinklers Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Gafiresprinklers Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Gafiresprinklers Limited still trading?
Gafiresprinklers Limited 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 Gafiresprinklers Limited do?
Gafiresprinklers Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Gafiresprinklers Limited?
Gafiresprinklers Limited was incorporated on 17 January 2024, 2 years ago.
What is the penalty if Gafiresprinklers Limited 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 Gafiresprinklers Limited 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.