BIO-LOGIC SCIENCE INSTRUMENTS LTD

🌳Matureactive
02431462 · ltd · incorporated 1989-10-11
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
Upgrade to see
Turnover
year to Feb 2026
Net worth
£467.5k
book net assets
Opportunity
80/100
Exceptional
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What this business does
Primary activity: SIC 26511
Sector: Manufacturing
Investor take
Pursue
Asset-holding vehicle with a 64-year-old founder — textbook succession opportunity.

Opportunity 80/100 (exceptional), bankability 85/100. Strong seller-intent signal (65/100, director aged 64). Share purchase looks the cleaner deal structure. Biggest value-creation lever: Cash flow review and working-capital discipline. Cash down -61% YoY — forensic review of receivables, stock turns, and creditor days. Most likely exit: share sale to pe / searcher (73/100).

🏦

Refinance opportunity

2 live charges · oldest 31.0y

45/100
under pressure

Refinance would be pressure-driven, not opportunity-driven. Expect tighter margins and covenant scrutiny.

  • · Oldest live charge is 31.0 years old — likely at or near maturity.
  • · Single lender — cleanest path to refinance.
  • · Cashflow trend is negative — lender view likely cautious.

Data confidence

Overall: medium (78/100)

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
2 charges (2/2 with lender, 2/2 with type)
90
Directors & officers
5 officers (2 active, 5 linked, 4 with DOB)
86
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
Network not yet resolved
30
Filing history
105 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
80/100Exceptional
PassWatchWorth a lookStrongExceptional 

Strong composite across quality, acquirability, and risk. High-priority target — progress to serious diligence.

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
75
Strong succession / seller-readiness signals.
Risk profile
85
Few red flags.
Signal strength
100
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · accounting standard not declared
Positive net assets
Net assets £467,489
Net assets shrinking
Down £337,050 YoY
Cash draining
Cash down 61% YoY
Cash YoY
-61%
Year on year

Key financials

2 years extracted from filed iXBRL accounts
Cash
£266k
↓ 61% YoY
Net Worth
£467k
↓ 42% YoY
Current Assets
£565k
↓ 54% YoY
Current Liabilities
£0£244k£488k£732k£976k£1.2mFeb 2025Feb 2026

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2026-02-282025-02-28
Total assets£474.3k£807.0k
Current assets£565.4k£1.22M
Cash£266.2k£689.3k
Debtors£299.1k£530.5k
Net assets£467.5k£804.5k

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

🔒Filing-note intelligence

1 signal 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
1
filing
  • 1 accounts
Last 90 days
1
filing
  • 1 accounts
Last 180 days
1
filing
  • 1 accounts
Counts from Companies House filing history.
Corporate timeline (24 events)Click to expand
  1. 2026-07-10
    📄
    accounts-with-accounts-type-small
    accounts · AA
  2. 2025-06-03
    📄
    accounts-with-accounts-type-small
    accounts · AA
  3. 2024-05-31
    📄
    accounts-with-accounts-type-small
    accounts · AA
  4. 2023-06-01
    📄
    accounts-with-accounts-type-small
    accounts · AA
  5. 2022-11-18
    📄
    accounts-with-accounts-type-small
    accounts · AA
  6. 2022-07-12
    📄
    change-account-reference-date-company-current-shortened
    accounts · AA01
  7. 2021-12-29
    📄
    accounts-with-accounts-type-small
    accounts · AA
  8. 2021-03-09
    📄
    accounts-with-accounts-type-small
    accounts · AA
  9. 2019-12-18
    📄
    accounts-with-accounts-type-small
    accounts · AA
  10. 2019-01-03
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  11. 2018-12-20
    📄
    accounts-with-accounts-type-small
    accounts · AA
  12. 2017-12-14
    📄
    accounts-with-accounts-type-small
    accounts · AA
  13. 2017-03-02
    📄
    resolution
    resolution · RESOLUTIONS
  14. 2016-12-20
    📄
    accounts-with-accounts-type-total-exemption-small
    accounts · AA
  15. 2015-12-17
    📄
    accounts-with-accounts-type-total-exemption-small
    accounts · AA
  16. 2015-06-30
    JOHNSON, Graham Robert, Dr resigned
    secretary
  17. 2015-06-30
    JOHNSON, Graham Robert, Dr resigned
    director
  18. 2012-04-18
    GOY, Francois Gilles appointed
    director
  19. 2012-04-18
    JOHNSON, Terry Robert resigned
    director
  20. 1999-04-13
    🔓
    Charge satisfied #1
  21. 1997-08-27
    🔓
    Charge satisfied #2
  22. 1997-06-24
    🔒
    Charge registered #2
    Lender: National Westminster Bank PLC
  23. 1995-08-17
    🔒
    Charge registered #1
    Lender: National Westminster Bank PLC
  24. 1989-10-11
    🏢
    Company incorporated
    As BIO-LOGIC SCIENCE INSTRUMENTS LTD

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.
  • +Senior director age: Director aged approximately 64 — approaching natural succession window.

Succession & seller-readiness

79/100
Likely off-market candidate

Strong acquirability signals converging. Worth approaching directly — this is how off-market deals start.

SIGNALS
  • primaryFounder aged 63+: Senior director is approximately 64. Approaching typical UK retirement age — succession thinking likely.
  • secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
  • secondary12+ year tenure: Director in role 14 years.
  • secondaryStable-but-static management: Company is 37 years old and no new directors in the last 3 years — succession not yet being planned internally.
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

clean
No red flags detected from available public data. (This is not a clean bill of health — detailed accounts review still recommended.)

Group structure

Bio-Logic Sas is the ultimate parent — holding 75%+ shares. This company sits inside their group.

🏛️
Bio-Logic Sas
Corporate parent · holds 75-100% shares
ultimate parent
BIO-LOGIC SCIENCE INSTRUMENTS LTD
This company · 02431462

Parent relationships inferred from Persons with Significant Control filings. Full subsidiary tree requires reverse-lookup (coming).

Shareholders & ownership

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Bio-Logic Sas
Corporate entity
75100%
75–100%75-100% shares · 75-100% voting06/04/2016

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

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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
Incorporated1989-10-11
Jurisdictionengland-wales
Primary SIC26511 — SIC 26511

Registered office

Bradbury House
Market Street
Glossop
Derbyshire
SK13 8AR
United Kingdom

Filing status

Accounts
Next due: 2027-11-30
Last made up to: 2026-02-28
Confirmation statement
Next due: 2026-10-25
Last: 2025-10-11

Officers (2 active · 3 resigned)

GOY, Francois Gilles
director · ~64y · appointed 2012-04-18
View their other companies + combined net worth →
Active
GRIFFITHS, John
director · ~63y
View their other companies + combined net worth →
Active
JOHNSON, Graham Robert, Dr
secretary · resigned 2015-06-30
Resigned
JOHNSON, Graham Robert, Dr
director · ~63y · resigned 2015-06-30
Resigned
JOHNSON, Terry Robert
director · ~88y · resigned 2012-04-18
Resigned

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

Mortgages & charges

2
Total charges
0
Outstanding
0
Active lenders
Status:Lender:2 of 2 shown
TypeProperties
satisfied
National Westminster Bank
National Westminster Bank PLC
Charge over credit balances1 property24/06/199727/08/1997
satisfied
National Westminster Bank
National Westminster Bank PLC
Charge over credit balances1 property17/08/199513/04/1999

Recent filings (105 total)

accounts-with-accounts-type-small
accounts · AA
2026-07-10
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-10-13
accounts-with-accounts-type-small
accounts · AA
2025-06-03
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-10-11
accounts-with-accounts-type-small
accounts · AA
2024-05-31
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-10-11
accounts-with-accounts-type-small
accounts · AA
2023-06-01
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-11-18
accounts-with-accounts-type-small
accounts · AA
2022-11-18
change-account-reference-date-company-current-shortened
accounts · AA01
2022-07-12
accounts-with-accounts-type-small
accounts · AA
2021-12-29
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-11-02
accounts-with-accounts-type-small
accounts · AA
2021-03-09
confirmation-statement-with-no-updates
confirmation-statement · CS01
2020-10-12
accounts-with-accounts-type-small
accounts · AA
2019-12-18