Active05196257Private limited companyChippenham

COMPUTER NETWORK DEFENCE LIMITED

Significant control: James Andrew Cuff (25–50%), Amanda Jane Cuff (25–50%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Other information technology service activities (SIC 62090). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

COMPUTER NETWORK DEFENCE LIMITED is an active private limited company (company number 05196257) incorporated on 3 August 2004, registered in Chippenham. Its registered activity is other information technology service activities (SIC 62090). Latest small accounts cover the period ending 31 August 2025, showing net assets of £682k and cash of £341k, with 43 employees on average. Net assets rose 2% on the prior period (£672k).

Peer position · net assets

By net assets it sits in the top quarter of 4,928 comparable companies in Other (median £2,628, upper quartile £35k).

02

Ownership and control

2 active
  • Mr James Andrew Cuff
    Individual · since 6 April 2016
    • owns 25–50% of shares
  • Mrs Amanda Jane Cuff
    Individual · since 6 April 2016
    • owns 25–50% of shares

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
3 August 200422 yrs ago
Next accounts due
31 May 2027in 220 days
Confirmation statement due
17 August 2027in 298 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 62090
Other information technology service activities
Accounts type
Total Exemption Full
Size band
SmallCompanies Act thresholds
05

Financials

2 periods on record · latest ending 31 August 2025
Net assets
£682k
+2%vs Aug 2024
Cash at bank
£341k
+16%vs Aug 2024
Turnover
Not reported
Employees
43
+23%vs Aug 2024
Net assets
£682k
Cash at bank
£341k
Average employees
43
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
31 August 2025£682k£341k£744k———43
31 August 2024£672k£294k£611k———35
Cash per employee£7,927Cash ÷ 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

Facts from the register · no rating
  • Net assets above zeroNet assets £682,414 at 31 August 2025
  • Cash at bank of £50,000 or moreCash £340,848
  • Incorporated five or more years agoIncorporated 3 August 2004

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

Newest first
  1. Confirmation statement duein 298 days
  2. Next accounts duein 220 days
  3. Accounts period endNet assets £682k · small accounts
  4. Accounts period endNet assets £672k · small accounts
  5. Incorporated
08

Similar companies in the UK

Same activity (other information technology service activities), closest in incorporation date
09

Reminders for COMPUTER NETWORK DEFENCE LIMITED

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.