- Companies
- Machinery repair and installation
- London
- Security Systems 247 Limited
Security Systems 247 Limited
- Company number
- 07434054
- Incorporated
- 9 Nov 201015 years trading
- Registered office
- Unit 18 the High Cross Center, Fountayne Road, London, N15 4QN
- Nature of business
- Installation of industrial machinery and equipment
Security Systems 247 Limited is a 15-year-old private limited company registered in London, company number 07434054, one of 1,743 machinery repair and installation companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
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 up £9,379 (+29.9%) on the year before, to £41K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £44K against £38K owed within a year: 1.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £41K | £44K | £38K | 0 | |
| 30 Nov 2024 | £31K | £44K | £38K | 0 | |
| 30 Nov 2023 | £22K | £44K | £38K | 0 | |
| 30 Nov 2022 | £13K | £45K | £34K | 0 | |
| 30 Nov 2021 | £2,417 | £42K | £33K | 0 | |
| 30 Nov 2020 | £502 | £20K | £117 | 0 | |
| 30 Nov 2019 | £580 | £0 | £580 | 0 | |
| 30 Nov 2018 | £1 | £2,500 | £2,499 | ||
| 30 Nov 2017 | £1 | £2,259 | £2,258 | ||
| 30 Nov 2016 | £1 | £11K | £12K | £12K |
Where Security Systems 247 Limited is registered
The registered office is in London (N15), in the Haringey local authority area, London. Show N15 4QN on a map.
Other trade companies in N15
- Cleanport Services LtdCleaning companies
- Rozelle Cleaning LtdCleaning companies
- Hunt4Heating LtdPlumbers and heating engineers
- Clean Stitch LtdRepair services
- Watt Rite LtdElectricians
- Did-Fit LimitedPlasterers
- Arvin Cleaning Ltd LtdCleaning companies
- North London Building Control LimitedSpecialist contractors
What happens if Security Systems 247 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 07434054
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 November 2010 (15 years ago)
- Registered office
- Unit 18 the High Cross Center, Fountayne Road, London, N15 4QN
- Nature of business
- Installation of industrial machinery and equipment (SIC 33200)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 26 April 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in London
Other active machinery repair and installation companies registered in London.
- Sefa Electrical Services Ltd2025
- Selectronics Phone and Computer Repairs Limited2020
- Semco Online Ltd2021
- Sendean Cameras Limited2012
- Sensor Technology Systems Limited2004
- Sensordigitworld Ltd2024
- Serg Mech Ltd2026
- Service & Maintenance Warranty Ltd2023
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are Security Systems 247 Limited's accounts due?
Security Systems 247 Limited's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Security Systems 247 Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Security Systems 247 Limited still trading?
Security Systems 247 Limited 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 Security Systems 247 Limited do?
Security Systems 247 Limited is registered under Installation of industrial machinery and equipment (SIC 33200).
How old is Security Systems 247 Limited?
Security Systems 247 Limited was incorporated on 9 November 2010, 15 years ago.
What is the penalty if Security Systems 247 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 Security Systems 247 Limited 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.