# INTRUDER SYSTEMS LTD (09529593)

> INTRUDER SYSTEMS LTD is an active private limited company (company number 09529593) incorporated on 8 April 2015, registered in London. Its registered activity is security systems service activities (SIC 80200). Latest small accounts cover the period ending 31 December 2025, showing net assets of −£551k and cash of £1.25m, with 44 employees on average. Net assets fell 22% on the prior period (−£451k). Across the last 3 periods on record the net-asset trend is volatile.

- Status: Active
- Incorporated: 2015-04-08
- Registered office: London, WC2H 9JQ
- SIC 80200: Security systems service activities
- Next accounts due: 2027-09-30
- Confirmation statement due: 2027-04-22
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the bottom quarter of 373 comparable companies in London (median £2,334, upper quartile £21k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | −£551k | £1.25m | £848k | — | — | — | 44 |
| 2024-12-31 | −£451k | £1.20m | £763k | — | — | — | 45 |
| 2024-04-30 | −£868k | £1.21m | £380k | — | — | — | 39 |

net assets trend volatile; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets below zero: Net assets £-550,526 at 31 December 2025
- Cash at bank of £50,000 or more: Cash £1,253,054
- Three or more accounting periods on record: 3 periods on record
- Incorporated five or more years ago: Incorporated 8 April 2015

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Christopher Louis Bellmaine Wallis — owns 50–75% of shares; holds 50–75% of voting rights, since 2016-04-06

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/09529593
HTML: https://firmoscan.com/company/09529593-intruder-systems-ltd