−£319k
vs Dec 2023Active01659382Private limited companySunninghill Ascot
INDEX SECURITY SYSTEMS LIMITED
Significant control: Index Holdings Limited (75–100%), Neil Sheppard (significant control)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
Watch this company
Get an email when Companies House records a change for Index Security Systems Limited: status, filings, accounts, officers or owners. Free.
Not live yet: alerts start by 15 December 2026. We store your email and this company number only, for these alerts. If alerts don’t launch, we tell you and delete your address. Privacy
Coming soon · product and service lists
What does Index Security Systems Limited sell?
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.
One email, only about this. If we don’t launch within 60 days we’ll tell you. Privacy
01
Summary
INDEX SECURITY SYSTEMS LIMITED is an active private limited company (company number 01659382) incorporated on 19 August 1982, registered in Sunninghill Ascot. Its registered activity is security systems service activities (SIC 80200). Latest small accounts cover the period ending 31 December 2024, showing net assets of −£319k and cash of £35k, with 22 employees on average. Net assets rose 1% on the prior period (−£323k).
Peer position · net assets
By net assets it sits in the bottom quarter of 114 comparable companies in Reading (median £2,584, upper quartile £44k).
02
Ownership and control
- Index Holdings Limited
- owns 75–100% of shares
- Mr Neil Sheppard
- has significant influence or control
- Mr William Charles Sheppard
- owns 50–75% of shares
- holds 50–75% 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
- 19 August 198244 yrs ago
- Next accounts due
- 30 September 202625 days overdue
- Confirmation statement due
- 2 September 2027in 312 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
£35k
+130%vs Dec 2023Not reported
22
+10%vs Dec 2023| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2024 | −£319k | £35k | — | £456k | — | — | 22 |
| 31 December 2023 | −£323k | £15k | — | £392k | — | — | 20 |
Current ratio0.44Current assets ÷ creditors within one year
Cash per employee£1,573Cash ÷ 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 below zeroNet assets £-318,633 at 31 December 2024
- Current assets below creditors within one yearCurrent ratio 0.44
- Incorporated five or more years agoIncorporated 19 August 1982
- Accounts past their due dateDue 30 September 2026
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 312 days
- Next accounts due25 days overdue
- Accounts period endNet liabilities £319k · small accounts
- Accounts period endNet liabilities £323k · small accounts
- Incorporated
08
Similar companies in Reading
- INSPECTORATE OF THE SECURITY INDUSTRY LIMITEDBerkshire · inc. May 1982
- RAYITSON COMMUNICATIONS LIMITEDLangley · inc. Jun 1984
- RELIANCE HIGH-TECH LIMITEDBracknell · inc. Jun 1986
- NEWGATE INTERNATIONAL LIMITEDAldermaston · inc. Jan 1989
- CAREGUARD SECURITY LIMITEDBasingstoke · inc. Jul 1989
- INSIGHT CERTIFICATION LIMITEDMaidenhead · inc. Jul 1990
All companies incorporated on 19 August 1982 · in Aug 1982.
09
Reminders for INDEX SECURITY SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.