401 CYBER SECURITY LIMITED

🌳Matureactive
09611788 · ltd · incorporated 2015-05-28
Investment thesis
Established operating company — standard diligence applies, no dominant angle.
Why interesting: Live, filing, normal profile.
Why risky: No standout signals in either direction.
🔒Estimated value
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Turnover
year to May 2025
Net worth
£132.1k
book net assets
Opportunity
71/100
Strong
🔔
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What this business does
Primary activity: Other business support service activities n.e.c.
Sector: Administrative & support services
Investor take
Pursue
Strong opportunity: asset-holding vehicle with strong profile and bankable structure.

Opportunity 71/100 (strong), bankability 75/100. High owner-dependency — earn-out structure likely required for clean transition. Share purchase looks the cleaner deal structure. Most likely exit: strategic trade sale (63/100).

Data confidence

Overall: medium (79/100)

Adequate coverage. AI outputs are reliable for the sections scored high; verify the rest in diligence.

Company profile
address, 1 SIC codes, incorporation date
100
Financials
2 years of iXBRL accounts extracted (YoY deltas available) + narrative notes parsed
75
Lenders & charges
Confirmed no charges registered
85
Directors & officers
3 officers (3 active, 3 linked, 2 with DOB)
83
Ownership & PSC
2 active PSC(s) of 2 total, 2 with control declared
90
Director network
4 connected companies via shared directors
57
Filing history
37 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
71/100Strong
PassWatchWorth a lookStrongExceptional 

Solid opportunity signal. Worth a dedicated memo and management meeting.

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
55
Some acquirability indicators.
Risk profile
77
Few red flags.
Signal strength
90
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · FRS 105 (micro)
Positive net assets
Net assets £132,123

Key financials

2 years extracted from filed iXBRL accounts
Cash
Net Worth
£132k
Current Assets
£222k
Current Liabilities
£0£44k£89k£133k£178k£222kMay 2024May 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · FRS 105 (micro)
Metric2025-05-312024-05-31
Total assets£148.7k
Current assets£222.3k
Net assets£132.1k

Amounts extracted automatically from iXBRL. Fields left blank were not reported or not mapped. Values in GBP unless stated.

🔒Filing-note intelligence

2 signals detected in this company's narrative notes — going-concern language, audit opinion, contingent liabilities, related-party transactions.

Available from the Pro tier upwards.

See pricing →

Recent activity

Last 30 days
0
filings
Last 90 days
1
filing
  • 1 accounts
Last 180 days
2
filings
  • 1 accounts
  • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (22 events)Click to expand
  1. 2026-02-24
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2025-05-07
    ✏️
    certificate-change-of-name-company
    change-of-name · CERTNM
  3. 2025-03-10
    📄
    capital-allotment-shares
    capital · SH01
  4. 2025-02-28
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  5. 2023-11-21
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  6. 2023-09-21
    📄
    change-person-director-company-with-change-date
    officers · CH01
  7. 2023-09-21
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  8. 2023-09-21
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  9. 2023-09-21
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  10. 2023-09-18
    OLDHAM, Katie Helen appointed
    director
  11. 2023-02-24
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  12. 2022-02-23
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  13. 2021-05-20
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  14. 2020-02-24
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  15. 2020-02-20
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC01
  16. 2019-07-30
    📄
    change-person-director-company-with-change-date
    officers · CH01
  17. 2019-07-30
    📄
    change-person-secretary-company-with-change-date
    officers · CH03
  18. 2019-07-30
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  19. 2019-07-30
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  20. 2015-05-28
    🏢
    Company incorporated
    As 401 CYBER SECURITY LIMITED
  21. 2015-05-28
    OLDHAM, Simon William appointed
    secretary
  22. 2015-05-28
    OLDHAM, Simon William appointed
    director

Owner dependency

66/100
High — earn-out structure required

Material founder dependency. Consider a 2-3 year earn-out and build in a handover plan before completion.

FACTORS
  • +Two-director setup: Only two active directors — typical of owner-managed SMEs but limits succession.
  • +Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

41/100
Moderate signal

Some succession indicators present. Worth watching; approach if sector/strategy fits.

SIGNALS
  • secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

1 med ·
Name changed recently
medium

Name changes can be benign (rebrand) but can also precede distress, phoenix activity, or buyer concealment.

Evidence: 2025-05-07: certificate-change-of-name-company

Shareholders & ownership

2 active beneficial owners
NameSharesVoting rightsNature of controlNotified
Mrs Katie Helen Oldham
Individual · British · DOB 06/1974 · age 52
2550%
25–50%25-50% shares · 25-50% voting20/02/2020
Mr Simon William Oldham
Individual · British · DOB 01/1978 · age 48
2550%
25–50%board control25-50% shares · 25-50% voting · board control06/04/2016

From Companies House Persons with Significant Control filings. Share ranges are banded per the public PSC regime.

🔒Co-director network graph

Radial SVG graph showing every company connected via shared directors, colour-coded by status.

Available from the Pro tier upwards.

See pricing →

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Peers ranked by estimated value, then turnover, then opportunity score.See all →
🔒Tailored diligence questions

6 specific questions generated from this company's actual signals — liquidity, leverage, director age, charge count, red flags, age-of-company.

Available from the Pro tier upwards.

See pricing →
🔒Advanced scoring suite

Exit-route ranking, improvement thesis, quiet-distress detector, covenant-pressure proxy, extraction monitor, approaching triggers, ownership drift, local cluster, value trap, debt capacity, archetype classification — 48+ scoring modules.

Available from the Pro tier upwards.

See pricing →

Company details

Statusactive
Typeltd
Incorporated2015-05-28
Jurisdictionengland-wales
Primary SIC82990 — Other business support service activities n.e.c.

Registered office

Ground Floor, The Maltings
Locks Hill
Rochford
SS4 1BB
England

Filing status

Accounts
Next due: 2027-02-28
Last made up to: 2025-05-31
Confirmation statement
Next due: 2026-12-06
Last: 2025-11-22

Officers (3 active · 0 resigned)

OLDHAM, Simon William
secretary · appointed 2015-05-28
View their other companies + combined net worth →
Active
OLDHAM, Katie Helen
director · ~52y · appointed 2023-09-18
View their other companies + combined net worth →
Active
OLDHAM, Simon William
director · ~48y · appointed 2015-05-28
View their other companies + combined net worth →
Active

Click a director name to see their full track record across all companies.

Recent filings (37 total)

accounts-with-accounts-type-micro-entity
accounts · AA
2026-02-24
confirmation-statement-with-updates
confirmation-statement · CS01
2025-12-18
certificate-change-of-name-company
change-of-name · CERTNM
2025-05-07
capital-allotment-shares
capital · SH01
2025-03-10
accounts-with-accounts-type-micro-entity
accounts · AA
2025-02-28
confirmation-statement-with-updates
confirmation-statement · CS01
2024-12-02
confirmation-statement-with-updates
confirmation-statement · CS01
2023-12-05
accounts-with-accounts-type-micro-entity
accounts · AA
2023-11-21
change-person-director-company-with-change-date
officers · CH01
2023-09-21
change-to-a-person-with-significant-control
persons-with-significant-control · PSC04
2023-09-21
appoint-person-director-company-with-name-date
officers · AP01
2023-09-21
change-to-a-person-with-significant-control
persons-with-significant-control · PSC04
2023-09-21
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-02-24
confirmation-statement-with-updates
confirmation-statement · CS01
2022-11-29
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-02-23