CARNETHY LIMITED

🌳Matureactive
SC250503 · ltd · incorporated 2003-06-03
Investment thesis
Well-run mature business — low negotiation leverage; premium likely.
Why interesting: Textbook target; clean filings, stable trading.
Why risky: No pressure on seller; any deal likely at full price.
Opportunity decay
hardening · 12-months
Already tight — no obvious softening catalysts on the horizon.
  • · Thesis: well-run, low negotiation leverage
🔒Estimated value
—
Upgrade to see
Turnover
—
year to Jun 2024
Net worth
—
book net assets
Opportunity
80/100
Exceptional
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What this business does
Primary activity: Construction of other civil engineering projects n.e.c.
Sector: Construction
Investor take
Pursue
Active trading company with a 62-year-old founder — textbook succession opportunity.

Opportunity 80/100 (exceptional), bankability 75/100. Strong seller-intent signal (70/100, director aged 62). Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

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
Confirmed no charges registered
85
Directors & officers
5 officers (3 active, 5 linked, 2 with DOB)
78
Ownership & PSC
2 active PSC(s) of 2 total, 2 with control declared
90
Director network
1 connected companies via shared directors
48
Filing history
57 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
80
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£0Jun 2023Jun 2024

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · FRS 102
Metric2024-06-302023-06-30
Average employees200200

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
0
filings
Counts from Companies House filing history.
Corporate timeline (24 events)Click to expand
  1. 2025-03-13
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  2. 2024-04-30
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  3. 2023-04-12
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  4. 2022-12-20
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  5. 2022-10-13
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  6. 2021-03-30
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  7. 2020-11-13
    📄
    gazette-filings-brought-up-to-date
    gazette · DISS40
  8. 2020-10-20
    📄
    gazette-notice-compulsory
    gazette · GAZ1
  9. 2019-06-22
    📄
    gazette-filings-brought-up-to-date
    gazette · DISS40
  10. 2019-06-21
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  11. 2019-05-28
    📄
    gazette-notice-compulsory
    gazette · GAZ1
  12. 2018-09-22
    📄
    gazette-filings-brought-up-to-date
    gazette · DISS40
  13. 2018-08-21
    📄
    gazette-notice-compulsory
    gazette · GAZ1
  14. 2018-04-05
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  15. 2017-04-10
    📄
    accounts-with-accounts-type-total-exemption-small
    accounts · AA
  16. 2016-06-28
    📄
    annual-return-company-with-made-up-date-full-list-shareholders
    annual-return · AR01
  17. 2003-06-03
    🏢
    Company incorporated
    As CARNETHY LIMITED
  18. 2003-06-03
    ➕
    THOMSON, Katherine Anne appointed
    secretary
  19. 2003-06-03
    ➕
    THOMSON, John appointed
    director
  20. 2003-06-03
    ➕
    THOMSON, Katherine Anne appointed
    director
  21. 2003-06-03
    ➕
    BRIAN REID LTD. appointed
    corporate-nominee-secretary
  22. 2003-06-03
    ➖
    BRIAN REID LTD. resigned
    corporate-nominee-secretary
  23. 2003-06-03
    ➕
    STEPHEN MABBOTT LTD. appointed
    corporate-nominee-director
  24. 2003-06-03
    ➖
    STEPHEN MABBOTT LTD. resigned
    corporate-nominee-director

Owner dependency

84/100
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
  • +Two-director setup: Only two active directors — typical of owner-managed SMEs but limits succession.
  • +Long-tenure founder: Senior director has been in place 23 years — deep operational knowledge concentrated in one person.
  • +Senior director age: Director aged approximately 62 — approaching natural succession window.
  • +Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

76/100
Likely off-market candidate

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

SIGNALS
  • secondaryFounder aged 58+: Senior director is approximately 62. Early succession window.
  • secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
  • primary20+ year tenure: Director in role 23 years. Very long tenure is a classic succession signal.
  • secondaryStable-but-static management: Company is 23 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.)

Shareholders & ownership

2 active beneficial owners
NameSharesVoting rightsNature of controlNotified
John Thomson
Individual · British · DOB 01/1964 · age 62
25–50%
25–50%25-50% shares · 25-50% voting06/04/2016
Katherine Anne Thomson
Individual · British · DOB 03/1967 · age 59
25–50%
25–50%25-50% shares · 25-50% voting06/04/2016

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
Incorporated2003-06-03
Jurisdictionscotland
Primary SIC42990 — Construction of other civil engineering projects n.e.c.

Registered office

Walstone Farmhouse
Nine Mile Burn
Penicuik
EH26 9LS

Filing status

Accounts
Next due: 2026-06-30
Last made up to: 2024-06-30
Confirmation statement
Next due: 2026-06-17
Last: 2025-06-03

Officers (3 active · 2 resigned)

THOMSON, Katherine Anne→
secretary · appointed 2003-06-03
View their other companies + combined net worth →
Active
THOMSON, John→
director · ~62y · appointed 2003-06-03
View their other companies + combined net worth →
Active
THOMSON, Katherine Anne→
director · ~59y · appointed 2003-06-03
View their other companies + combined net worth →
Active
BRIAN REID LTD.→
corporate-nominee-secretary · appointed 2003-06-03 · resigned 2003-06-03
Resigned
STEPHEN MABBOTT LTD.→
corporate-nominee-director · appointed 2003-06-03 · resigned 2003-06-03
Resigned

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

Recent filings (57 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-07-14
accounts-with-accounts-type-total-exemption-full
accounts · AA
2025-03-13
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-07-24
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-04-30
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-08-04
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-04-12
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-12-20
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-10-13
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-09-08
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-07-14
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-05-24
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-03-30
gazette-filings-brought-up-to-date
gazette · DISS40
2020-11-13
gazette-notice-compulsory
gazette · GAZ1
2020-10-20
confirmation-statement-with-no-updates
confirmation-statement · CS01
2019-07-04