ADVANCED DOWNHOLE PETROPHYSICS LTD

🌳Matureactive
SC437927 · ltd · incorporated 2012-11-29
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 Nov 2024
Net worth
—
book net assets
Opportunity
79/100
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
Active trading company with a 75-year-old founder — textbook succession opportunity.

Opportunity 79/100 (strong), bankability 75/100. Strong seller-intent signal (63/100, director aged 75). Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

Data confidence

Overall: medium (72/100)

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
6 officers (4 active, 6 linked, 4 with DOB)
83
Ownership & PSC
No PSCs filed (unusual — worth investigating)
35
Director network
7 connected companies via shared directors
66
Filing history
45 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
79/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
75
Strong succession / seller-readiness signals.
Risk profile
85
Few red flags.
Signal strength
90
Good data coverage for analysis.

Key financials

2 years extracted from filed iXBRL accounts
Cash
—
Net Worth
—
Current Assets
—
Current Liabilities
—
£0£0£0£0£0£0Nov 2023Nov 2024

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2024-11-302023-11-30
Average employees00

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
0
filings
Last 90 days
0
filings
Last 180 days
1
filing
  • • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (24 events)Click to expand
  1. 2025-08-06
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2024-06-24
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  3. 2023-08-09
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2022-04-28
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  5. 2022-02-15
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  6. 2022-01-21
    📄
    change-corporate-secretary-company-with-change-date
    officers · CH04
  7. 2021-07-30
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  8. 2020-07-02
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  9. 2020-06-17
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  10. 2020-06-16
    ➖
    MACANDREW, Robert, Eur Ing resigned
    director
  11. 2019-07-30
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  12. 2018-05-30
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  13. 2017-08-15
    📄
    second-filing-capital-allotment-shares
    capital · RP04SH01
  14. 2017-08-15
    📄
    resolution
    resolution · RESOLUTIONS
  15. 2017-06-27
    📄
    accounts-with-accounts-type-total-exemption-small
    accounts · AA
  16. 2017-04-04
    📄
    capital-allotment-shares
    capital · SH01
  17. 2013-10-04
    ➕
    GREENSMITH, Martyn Ian appointed
    director
  18. 2013-03-09
    ➕
    TUGWELL, Andrew Graham appointed
    director
  19. 2013-03-09
    ➕
    MACANDREW, Robert, Eur Ing appointed
    director
  20. 2013-03-02
    ➕
    BRODIES SECRETARIAL SERVICES LIMITED (SC210264) appointed
    corporate-secretary
  21. 2013-03-02
    ➖
    MURPHY, Ian Donald resigned
    secretary
  22. 2012-11-29
    🏢
    Company incorporated
    As ADVANCED DOWNHOLE PETROPHYSICS LTD
  23. 2012-11-29
    ➕
    MURPHY, Ian Donald appointed
    director
  24. 2012-11-29
    ➕
    MURPHY, Ian Donald appointed
    secretary

Owner dependency

65/100
High — earn-out structure required

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

FACTORS
  • +Founder age: Director aged approximately 75 — succession pressure is live.

Succession & seller-readiness

73/100
Strong succession signal

Multiple signals suggest succession is on the horizon. Candidate for proactive outreach.

SIGNALS
  • primaryFounder aged 70+: Senior director is approximately 75 years old. Natural succession window is now.
  • secondary12+ year tenure: Director in role 13 years.
  • 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.)
🔒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

7 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.

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Company details

Statusactive
Typeltd
Incorporated2012-11-29
Jurisdictionscotland
Primary SIC82990 — Other business support service activities n.e.c.

Registered office

C/O Brodies Llp Capital Square
58 Morrison Street
Edinburgh
EH3 8BP
United Kingdom

Filing status

Accounts
Next due: 2026-08-31
Last made up to: 2024-11-30
Confirmation statement
Next due: 2026-12-09
Last: 2025-11-25

Officers (4 active · 2 resigned)

BRODIES SECRETARIAL SERVICES LIMITED (SC210264)→
corporate-secretary · appointed 2013-03-02
View their other companies + combined net worth →
Active
GREENSMITH, Martyn Ian→
director · ~71y · appointed 2013-10-04
View their other companies + combined net worth →
Active
MURPHY, Ian Donald→
director · ~64y · appointed 2012-11-29
View their other companies + combined net worth →
Active
TUGWELL, Andrew Graham→
director · ~75y · appointed 2013-03-09
View their other companies + combined net worth →
Active
MURPHY, Ian Donald→
secretary · appointed 2012-11-29 · resigned 2013-03-02
Resigned
MACANDREW, Robert, Eur Ing→
director · ~79y · appointed 2013-03-09 · resigned 2020-06-16
Resigned

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

Recent filings (45 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-11-25
accounts-with-accounts-type-micro-entity
accounts · AA
2025-08-06
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-12-05
accounts-with-accounts-type-micro-entity
accounts · AA
2024-06-24
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-12-04
accounts-with-accounts-type-micro-entity
accounts · AA
2023-08-09
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-12-05
accounts-with-accounts-type-micro-entity
accounts · AA
2022-04-28
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2022-02-15
change-corporate-secretary-company-with-change-date
officers · CH04
2022-01-21
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-12-02
accounts-with-accounts-type-micro-entity
accounts · AA
2021-07-30
confirmation-statement-with-updates
confirmation-statement · CS01
2020-12-08
accounts-with-accounts-type-micro-entity
accounts · AA
2020-07-02
termination-director-company-with-name-termination-date
officers · TM01
2020-06-17