£93k
−34%vs Sept 2024Active01219795Private limited companyCroydon
ASSOCIATED SECURITY GROUP LIMITED
Significant control: Michael Charles Challen (significant control)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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01
Summary
ASSOCIATED SECURITY GROUP LIMITED is an active private limited company (company number 01219795) incorporated on 18 July 1975, registered in Croydon. Its registered activity is security systems service activities (SIC 80200). Latest micro accounts cover the period ending 30 September 2025, showing net assets of £93k, with 7 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 34% on the prior period (£140k).
Peer position · net assets
By net assets it sits in the top quarter of 565 comparable companies in Greater London (median £3,393, upper quartile £35k).
02
Ownership and control
- Mr Michael Charles Challen
- has significant influence or control
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 18 July 197551 yrs ago
- Next accounts due
- 30 June 2027in 249 days
- Confirmation statement due
- 1 August 2027in 281 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 80200
- Security systems service activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
7
−12%vs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £93k | — | — | £267k | — | — | 7 |
| 30 September 2024 | £140k | — | — | £255k | — | — | 8 |
Current ratio0.87Current assets ÷ creditors within one year
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets above zeroNet assets £92,713 at 30 September 2025
- Net assets down 25% or more on the prior period-33.7% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.87
- Incorporated five or more years agoIncorporated 18 July 1975
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 281 days
- Next accounts duein 249 days
- Accounts period endNet assets £93k · micro accounts
- Accounts period endNet assets £140k · micro accounts
- Incorporated
08
Similar companies in Greater London
- ASSOCIATED CCTV SYSTEMS LIMITEDCroydon · inc. Jul 1975
- ASSOCIATED SECURITY GRILLES LIMITEDCroydon · inc. Jun 1976
- ASSOCIATED LOCK SERVICES LIMITEDCroydon · inc. Sept 1973
- ASSOCIATED SECURITY ALARMS LIMITEDCroydon · inc. Sept 1972
- TRUSTEE FIRE AND SECURITY LIMITEDOrpington · inc. Dec 1978
- SELECTAMARK SECURITY SYSTEMS PLCLocksbottom · inc. Sept 1971
All companies incorporated on 18 July 1975 · in Jul 1975.
09
Reminders for ASSOCIATED SECURITY GROUP LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.