Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 22 May 2027
- Last conf. stmt
- 8 May 2026
Intruder Detection & Surveillance Ltd.
- Incorporated
- 12 May 1999 (27 years)
- Industry
- Electrical installation (43210) Other service activities n.e.c. (96090)
- Owned by
- Accounts type
- Small
- Region
- North East
- Address
- Unit One Waterside DriveMetro East Business ParkGatesheadNE11 9HU
Charges
- Total
- 2
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 2
Officers 2 active
Officer details are public data from the Companies House register.
Director · Appointed 30 June 2025
Also at Black Box Investments Limited, Alarm Maintenance Company Limited (proposed for strike-off), Scutum Fire & Security Limited · more companies
French,British
Born March 1968 (58)
Director · Appointed 30 June 2025
British
Born April 1964 (62)
Officer history (9 former)
30 June 2025
30 June 2025
30 June 2025
Resigned Dowson, Linda as Secretary
30 June 2025
30 June 2025
30 June 2025
1 November 2020
Appointed Dowson, Linda as Secretary
31 December 2003
Resigned Brownlee, Derek as Director
13 May 2003
3 May 2003
3 May 2003
27 September 2002
Resigned Brownlee, Paula as Secretary
27 September 2002
Resigned Brownlee, Paula as Director
27 September 2002
26 July 2002
12 May 1999
12 May 1999
12 May 1999
Appointed Brownlee, Paula as Secretary
12 May 1999
Appointed Brownlee, Paula as Director
12 May 1999
Appointed Brownlee, Derek as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 30 June 2025
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited Company
Reg. no. 11647001
Former controllers (2)
30 June 2025
30 June 2025
Ceased Linda Dowson — Owns 25–50% of shares
Group structure 15 companies
Ownership group derived from the Companies House PSC register
Black Box Investments Limited Owns 75–100% of shares
Black Box Security Alarm Systems Ltd Owns 75–100% of shares
Integrated Network Systems Limited Owns 75–100% of shares
Electro Guard Fire & Security Limited Owns 75–100% of shares
Intruder Detection & Surveillance Ltd. This company Owns 75–100% of shares
McElwaine Security Services Limited Owns 75–100% of shares
Scutum Digital Ltd Owns 75–100% of shares
Scutum East Limited Owns 75–100% of shares
Scutum Fire & Security Limited Owns 75–100% of shares
Scutum London Limited Owns 75–100% of shares
Scutum North Limited Owns 75–100% of shares
Scutum South East Limited Owns 75–100% of shares
Financials
Balance sheet as at 31 December 2025 · small accounts
- Net Assets
- £2,030,130
- Cash
- £717,342
- Profit
- £386,668
- Debt Ratio
- 46%
- Current Ratio
- 2.1x
- Return on Equity
- 19%
Trend
Net Assets
Balance sheet detail
| 2025 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
| Fixed Assets | £174,560 | £188,484 | £197,325 | £144,850 | £100,860 | £105,724 | £103,597 |
| Current Assets | £3,601,149 | £3,385,610 | £2,915,183 | £3,112,770 | £2,524,779 | £2,761,806 | £2,244,596 |
| Debtors | £2,826,037 | £1,802,236 | £1,276,455 | £1,400,790 | £870,171 | £1,362,252 | |
| Cash | £717,342 | £1,537,936 | £1,591,818 | £1,665,623 | £1,610,808 | £1,347,426 | |
| Creditors (< 1 year) | £1,704,724 | £1,489,922 | £1,598,335 | £1,757,073 | £1,242,819 | £1,617,604 | £982,812 |
| Creditors (> 1 year) | £0 | £75,833 | £145,833 | £215,833 | £280,000 | £396,159 | |
| Net Current Assets | £1,896,425 | £1,895,688 | £1,316,848 | £1,355,697 | £1,281,960 | £1,144,202 | £1,361,412 |
| Net Assets | £2,030,130 | £2,037,051 | £1,389,009 | £1,354,714 | £1,166,987 | £969,926 | £807,038 |
| Shareholder Funds | £2,030,130 | £807,037 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 17 June 2026 | Accounts for a small company | 31 December 2025 | ||
| 12 May 2026 | Confirmation statement with updates | 8 May 2026 | ||
| 29 August 2025 | Total exemption full accounts | 31 May 2025 | ||
| 24 July 2025 | Current accounting period shortened | |||
| 23 July 2025 | Previous accounting period extended |
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