£447k
+68%vs Aug 2024Active09171750Private limited companyAltrincham
STRONG BOX SECURITY SYSTEMS LIMITED
Significant control: Chris Quirk (25–50%), Rebecca Jane Quirk (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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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Registered activity: Security systems service activities (SIC 80200). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
STRONG BOX SECURITY SYSTEMS LIMITED is an active private limited company (company number 09171750) incorporated on 12 August 2014, registered in Altrincham. Its registered activity is security systems service activities (SIC 80200). Latest abridged accounts cover the period ending 31 August 2025, showing net assets of £447k and cash of £406k, with 10 employees on average. As abridged accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 68% on the prior period (£267k).
Peer position · net assets
By net assets it sits in the top quarter of 308 comparable companies in Manchester (median £4,316, upper quartile £38k).
02
Ownership and control
- Mr Chris Quirk
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Mrs Rebecca Jane Quirk
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
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
- 12 August 201412 yrs ago
- Next accounts due
- 31 May 2027in 218 days
- Confirmation statement due
- 26 August 2027in 305 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
- Unaudited Abridged
- Size band
- MicroCompanies Act thresholds
05
Financials
£406k
+135%vs Aug 2024Not disclosed
10
+25%vs Aug 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | £447k | £406k | £309k | £293k | — | — | 10 |
| 31 August 2024 | £267k | £172k | £245k | £174k | — | — | 8 |
Current ratio2.44Current assets ÷ creditors within one year
Cash per employee£41kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £447,451 at 31 August 2025
- Net assets up 10% or more on the prior period+67.7% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 2.44
- Cash at bank of £50,000 or moreCash £405,806
- Incorporated five or more years agoIncorporated 12 August 2014
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 305 days
- Next accounts duein 218 days
- Accounts period endNet assets £447k · abridged accounts
- Accounts period endNet assets £267k · abridged accounts
- Incorporated
08
Similar companies in Manchester
- ROC FIRE LTDOldham · inc. Aug 2014
- ADJ FIRE AND SECURITY LIMITEDWarrington · inc. Jul 2014
- J & L LOCK & KEY SERVICES LIMITEDMacclesfield · inc. Sept 2014
- CHURCHSIDE CONSULTANCY LIMITEDStockport · inc. Jul 2014
- SEEMOOR LIMITEDRuncorn · inc. Sept 2014
- LANCASHIRE ELECTRICAL FIRE AND SECURITY LTDWigan · inc. Jun 2014
All companies incorporated on 12 August 2014 · in Aug 2014.
09
Reminders for STRONG BOX SECURITY SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.