£77k
−4%vs Mar 2025Active03448912Private limited companyMarlow
BLUE CHIP SECURITY LIMITED
Significant control: Mark William Darvill (25–50%), Martin Teague (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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
BLUE CHIP SECURITY LIMITED is an active private limited company (company number 03448912) incorporated on 13 October 1997, registered in Marlow. Its registered activity is security systems service activities (SIC 80200). Latest small accounts cover the period ending 31 March 2026, showing net assets of £77k and cash of £68k, with 12 employees on average. Net assets fell 4% on the prior period (£80k).
Peer position · net assets
By net assets it sits in the top quarter of 114 comparable companies in Reading (median £2,584, upper quartile £44k).
02
Ownership and control
- Mr Mark William Darvill
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Martin Teague
- owns 25–50% of shares
- holds 25–50% of voting rights
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
- 13 October 199729 yrs ago
- Next accounts due
- 31 December 2027in 434 days
- Confirmation statement due
- 27 October 2027in 369 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
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£68k
−26%vs Mar 2025Not reported
12
No changevs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £77k | £68k | £160k | — | — | — | 12 |
| 31 March 2025 | £80k | £92k | £151k | — | — | — | 12 |
Cash per employee£5,677Cash ÷ 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 £76,867 at 31 March 2026
- Cash at bank of £50,000 or moreCash £68,120
- Incorporated five or more years agoIncorporated 13 October 1997
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
- Next accounts duein 434 days
- Confirmation statement duein 369 days
- Accounts period endNet assets £77k · small accounts
- Accounts period endNet assets £80k · small accounts
- Incorporated
08
Similar companies in Reading
- SECURIFIX SECURITY SYSTEMS LIMITEDBasingstoke · inc. Jan 1997
- NACOSS LIMITEDMaidenhead · inc. Jul 1998
- NEDAP GREAT BRITAIN LIMITEDReading · inc. Jul 1996
- GEM TEC SECURITY SYSTEMS LIMITEDReading · inc. Apr 1999
- EVOLUTION (ELECTRONIC SECURITY SYSTEMS) LTD.Marlow · inc. Jan 1996
- DELTA SYNERGISTICS PROJECTS LIMITEDGerrards Cross · inc. Jan 1996
All companies incorporated on 13 October 1997 · in Oct 1997.
09
Reminders for BLUE CHIP SECURITY LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.