EUREKA DRILLING SERVICES LIMITED

💤Zombieactive
SC188786 · ltd · incorporated 1998-08-26
Investment thesis
Zombie company — trading but stalled; unlikely mover.
Why interesting: Quiet, steady; could be a succession or carve-out candidate with the right conversation.
Why risky: No growth signal; thin margin for error on price.
Why now
Window steady · low confidence
Steady and stalled — no momentum either way. Needs an approach trigger.
What changed my view
Last 30 days

No material changes in the last 30 days.

Last 90 days

No snapshot from 90 days ago — start tracking from today.

Last 180 days

No snapshot from 180 days ago — start tracking from today.

🔒Estimated value
—
Upgrade to see
Turnover
—
year to Dec 2025
Net worth
£2.1k
book net assets
Opportunity
78/100
Strong
🔔
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What this business does
Primary activity: SIC 06100
Sector: Mining & quarrying
Investor take
Pursue
Asset-holding vehicle with a 71-year-old founder — textbook succession opportunity.

Opportunity 78/100 (strong), bankability 75/100. Strong seller-intent signal (68/100, director aged 71). Share purchase looks the cleaner deal structure. Biggest value-creation lever: Cash flow review and working-capital discipline. Cash down -100% YoY — forensic review of receivables, stock turns, and creditor days. Most likely exit: share sale to pe / searcher (73/100).

Data confidence

Overall: high (84/100)

Strong data coverage across all sections. AI outputs should be trusted with minimal caveats.

Company profile
address, 1 SIC codes, incorporation date
100
Financials
3 years of iXBRL accounts extracted + narrative notes parsed
95
Lenders & charges
Confirmed no charges registered
85
Directors & officers
8 officers (2 active, 8 linked, 3 with DOB)
78
Ownership & PSC
1 active PSC(s) of 2 total, 2 with control declared
90
Director network
1 connected companies via shared directors
48
Filing history
85 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
78/100Strong
PassWatchWorth a lookStrongExceptional 

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

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

Signals from accounts

Derived from iXBRL accounts · accounting standard not declared
Positive net assets
Net assets £2,105
Very low cash
Cash position: £2
Cash draining
Cash down 100% YoY
Cash YoY
-100%
Year on year

Key financials

3 years extracted from filed iXBRL accounts
Cash
£2
↓ 100% YoY
Net Worth
£2k
↑ 12282% YoY
Current Assets
£58k
↓ 3.4% YoY
Current Liabilities
—
£0£20k£39k£59k£79k£98kDec 2023Dec 2024Dec 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-12-312024-12-312023-12-31
Total assets£2.1k£17£42.9k
Current assets£57.9k£59.9k£98.5k
Cash£2£1.3k£1.1k
Debtors£57.9k£58.5k£97.4k
Net assets£2.1k£17£42.5k

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 (31 events)Click to expand
  1. 2026-05-05
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  2. 2025-04-08
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  3. 2025-03-25
    📄
    change-person-director-company-with-change-date
    officers · CH01
  4. 2025-03-25
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  5. 2025-03-25
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  6. 2024-11-04
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC01
  7. 2024-11-04
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  8. 2024-11-04
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  9. 2024-11-01
    ➕
    MCMAHON, Michael James appointed
    director
  10. 2024-11-01
    ➖
    MCMAHON, Marion Bernadette resigned
    director
  11. 2024-11-01
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  12. 2024-04-24
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  13. 2023-05-30
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  14. 2022-09-07
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  15. 2021-07-13
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  16. 2020-06-10
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  17. 2019-04-02
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  18. 2018-05-09
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  19. 2004-05-25
    ➕
    BURNETT & REID appointed
    corporate-secretary
  20. 2004-04-21
    ➖
    BURNSIDE KEMP FRASER ADVOCATES resigned
    corporate-secretary
  21. 1999-05-04
    ➕
    BURNSIDE KEMP FRASER ADVOCATES appointed
    corporate-secretary
  22. 1999-05-01
    ➖
    MCMAHON, Michael James resigned
    director
  23. 1999-04-30
    ➖
    BOURKE, Marion Bernadette resigned
    secretary
  24. 1999-04-30
    ➕
    MCMAHON, Marion Bernadette appointed
    director
  25. 1998-08-27
    ➕
    BOURKE, Marion Bernadette appointed
    secretary
  26. 1998-08-27
    ➖
    HIGHSTONE SECRETARIES LIMITED resigned
    corporate-nominee-secretary
  27. 1998-08-27
    ➕
    MCMAHON, Michael James appointed
    director
  28. 1998-08-27
    ➖
    HIGHSTONE DIRECTORS LIMITED resigned
    corporate-nominee-director
  29. 1998-08-26
    🏢
    Company incorporated
    As EUREKA DRILLING SERVICES LIMITED
  30. 1998-08-26
    ➕
    HIGHSTONE SECRETARIES LIMITED appointed
    corporate-nominee-secretary
  31. 1998-08-26
    ➕
    HIGHSTONE DIRECTORS LIMITED appointed
    corporate-nominee-director

Owner dependency

90/100
Critical — business is the founder

The business appears inseparable from the founder. Acquisition without a serious earn-out or meaningful transition period would likely destroy value.

FACTORS
  • +Sole director: Only one active director — all governance concentrated on one person.
  • +Founder age: Director aged approximately 71 — succession pressure is live.

Succession & seller-readiness

75/100
Likely off-market candidate

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

SIGNALS
  • primaryFounder aged 70+: Senior director is approximately 71 years old. Natural succession window is now.
  • primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.

Red flags

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

Shareholders & ownership

1 active beneficial owner
NameSharesVoting rightsNature of controlNotified
Mr Michael James Mcmahon
Individual · British · DOB 10/1955 · age 71
——sig. influencesignificant influence01/11/2024
1 historic (ceased) PSC
  • Mrs Marion Bernadette Mcmahonceased 01/11/2024· 75-100% shares

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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——10643y8571y
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Peers ranked by estimated value, then turnover, then opportunity score.See all →
🔒Tailored diligence questions

8 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
Incorporated1998-08-26
Jurisdictionscotland
Primary SIC06100 — SIC 06100

Registered office

11 St Marys Walk
Blairs
Aberdeen
Aberdeenshire
AB12 5EE
Scotland

Filing status

Accounts
Next due: 2027-09-30
Last made up to: 2025-12-31
Confirmation statement
Next due: 2026-10-24
Last: 2025-10-10

Officers (2 active · 6 resigned)

BURNETT & REID→
corporate-secretary · appointed 2004-05-25
View their other companies + combined net worth →
Active
MCMAHON, Michael James→
director · ~71y · appointed 2024-11-01
View their other companies + combined net worth →
Active
BOURKE, Marion Bernadette→
secretary · appointed 1998-08-27 · resigned 1999-04-30
Resigned
BURNSIDE KEMP FRASER ADVOCATES→
corporate-secretary · appointed 1999-05-04 · resigned 2004-04-21
Resigned
HIGHSTONE SECRETARIES LIMITED→
corporate-nominee-secretary · appointed 1998-08-26 · resigned 1998-08-27
Resigned
MCMAHON, Marion Bernadette→
director · ~58y · appointed 1999-04-30 · resigned 2024-11-01
Resigned
MCMAHON, Michael James→
director · ~71y · appointed 1998-08-27 · resigned 1999-05-01
Resigned
HIGHSTONE DIRECTORS LIMITED→
corporate-nominee-director · appointed 1998-08-26 · resigned 1998-08-27
Resigned

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

Recent filings (85 total)

accounts-with-accounts-type-total-exemption-full
accounts · AA
2026-05-05
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-10-10
accounts-with-accounts-type-total-exemption-full
accounts · AA
2025-04-08
change-person-director-company-with-change-date
officers · CH01
2025-03-25
change-to-a-person-with-significant-control
persons-with-significant-control · PSC04
2025-03-25
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2025-03-25
confirmation-statement-with-updates
confirmation-statement · CS01
2024-11-04
notification-of-a-person-with-significant-control
persons-with-significant-control · PSC01
2024-11-04
appoint-person-director-company-with-name-date
officers · AP01
2024-11-04
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2024-11-04
termination-director-company-with-name-termination-date
officers · TM01
2024-11-01
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-08-26
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-04-24
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-08-26
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-05-30