- Companies
- Specialist contractors
- London
- JJS Fire Protection Ltd
JJS Fire Protection Ltd
- Company number
- 13882762
- Incorporated
- 31 Jan 20224 years trading
- Registered office
- 24 Carisbrooke Gardens, London, SE15 6JS
- Nature of business
- Other specialised construction activities n.e.c.
JJS Fire Protection Ltd is a 4-year-old private limited company registered in London, company number 13882762, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £41K (-100%) on the year before, to £1.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £10 against £9 owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £1 | £10 | £10 | £9 | 1 |
| 31 Jan 2025 | £41K | £45K | £62K | £30K | 1 |
| 31 Jan 2024 | £55K | £23K | £69K | £23K | 0 |
| 31 Jan 2023 | £53K | £53K | £106K | £28K | 1 |
Where JJS Fire Protection Ltd is registered
The registered office is in London (SE15), in the Southwark local authority area, London. Show SE15 6JS on a map.
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What happens if JJS Fire Protection 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
- 13882762
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 January 2022 (4 years ago)
- Registered office
- 24 Carisbrooke Gardens, London, SE15 6JS
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 30 January 2025
- Previous names
- Jjsfireprotection Ltd (until 10 May 2022)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- JK Consultancy & Services Ltd2026
- JKM Management Services Ltd2022
- JKM Properties Limited1998
- JL Maintenance & Building Ltd2025
- JL Plumbing and Maintenance Limited2014
- JL Property Maintenance & Carpentry Ltd2025
- JLS Maintenance Solutions Limited2026
- JMJ Power Installation Ltd2023
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are JJS Fire Protection Ltd's accounts due?
JJS Fire Protection 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 JJS Fire Protection Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is JJS Fire Protection Ltd still trading?
JJS Fire Protection 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 JJS Fire Protection Ltd do?
JJS Fire Protection Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is JJS Fire Protection Ltd?
JJS Fire Protection Ltd was incorporated on 31 January 2022, 4 years ago.
What is the penalty if JJS Fire Protection 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 JJS Fire Protection 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.