£4.48m
+43%vs Dec 2023Active02837836Private limited companyHigh Wycombe
GRID DEFENCE SYSTEMS LIMITED
Significant control: Piers Jonathan Wells Rushton (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Grid Defence Systems Limited sell?
Registered activity: Manufacture of computers and peripheral equipment (SIC 26200). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
GRID DEFENCE SYSTEMS LIMITED is an active private limited company (company number 02837836) incorporated on 20 July 1993, registered in High Wycombe. Its registered activity is manufacture of computers and peripheral equipment (SIC 26200). Latest small accounts cover the period ending 31 December 2024, showing net assets of £4.48m and cash of £4.34m, with 24 employees on average. Net assets rose 43% on the prior period (£3.13m).
Peer position · net assets
By net assets it sits in the top quarter of 113 comparable companies in Other (median £408, upper quartile £75k).
02
Ownership and control
- Mr Piers Jonathan Wells Rushton
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- can appoint or remove directors
- can appoint or remove directors
- has significant influence or control
- has significant influence or control
- 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
- 20 July 199333 yrs ago
- Next accounts due
- 30 September 202625 days overdue
- Confirmation statement due
- 3 August 2027in 282 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 26200
- Manufacture of computers and peripheral equipment
- Accounts type
- Total Exemption Full
- Size band
- SmallCompanies Act thresholds
05
Financials
£4.34m
+75%vs Dec 2023Not reported
24
+33%vs Dec 2023| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2024 | £4.48m | £4.34m | £1.29m | — | — | — | 24 |
| 31 December 2023 | £3.13m | £2.48m | £715k | — | — | — | 18 |
Cash per employee£181kCash ÷ 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 £4,484,721 at 31 December 2024
- Net assets up 10% or more on the prior period+43.3% vs prior period
- Cash at bank of £50,000 or moreCash £4,343,524
- Incorporated five or more years agoIncorporated 20 July 1993
- 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 282 days
- Next accounts due25 days overdue
- Accounts period endNet assets £4.48m · small accounts
- Accounts period endNet assets £3.13m · small accounts
- Incorporated
08
Similar companies in the UK
- W P P LIMITEDHertfordshire · inc. Nov 1993
- IMPULSE EMBEDDED LIMITEDNewcastle · inc. Nov 1993
- CARE MICRO SYSTEMS LIMITEDScarborough · inc. Sept 1992
- Q CIRCUITS LIMITEDIpswich · inc. Aug 1994
- APPLIED RELAY TESTING LTD.Poole · inc. May 1992
- BARNSWOOD LIMITEDHelston · inc. Oct 1994
All companies incorporated on 20 July 1993 · in Jul 1993.
09
Reminders for GRID DEFENCE SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.