JOHN MACKINNON (BUILDERS) LIMITED

💤Zombieactive
SC062704 · ltd · incorporated 1977-07-12
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 2024
Net worth
—
book net assets
Opportunity
82/100
Exceptional
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What this business does
Primary activity: Construction of domestic buildings
Sector: Construction
Investor take
Pursue
Active trading company with a 64-year-old founder — textbook succession opportunity.

Opportunity 82/100 (exceptional), bankability 80/100. Strong seller-intent signal (70/100, director aged 64). Share purchase looks the cleaner deal structure. Biggest value-creation lever: Discharge stale live charges. 2 live charge(s) created 15+ years ago — likely paid but undischarged. Clean register. Most likely exit: share sale to pe / searcher (73/100).

🏦

Refinance opportunity

2 live charges · oldest 34.1y

45/100
under pressure

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

  • · Oldest live charge is 34.1 years old — likely at or near maturity.
  • · Single lender — cleanest path to refinance.
  • · Distress signals active — lender appetite narrows.

Data confidence

Overall: medium (77/100)

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
7 officers (2 active, 7 linked, 5 with DOB)
84
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
Network not yet resolved
30
Filing history
97 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
82/100Exceptional
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
100
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£0Dec 2023Dec 2024

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2024-12-312023-12-31
Average employees50

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 accounts
Counts from Companies House filing history.
Corporate timeline (27 events)Click to expand
  1. 2026-04-07
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2025-03-13
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  3. 2024-02-29
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2022-11-21
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  5. 2021-09-20
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  6. 2020-11-20
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  7. 2019-09-28
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  8. 2018-09-26
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  9. 2018-01-18
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  10. 2017-12-14
    ➖
    MACKINNON, Iain resigned
    director
  11. 2017-09-19
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  12. 2017-02-01
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  13. 2016-09-29
    📄
    accounts-with-accounts-type-total-exemption-small
    accounts · AA
  14. 2016-02-25
    📄
    annual-return-company-with-made-up-date-full-list-shareholders
    annual-return · AR01
  15. 2015-09-28
    📄
    accounts-with-accounts-type-total-exemption-small
    accounts · AA
  16. 2015-04-05
    ➖
    MACKINNON, Grant Logan resigned
    director
  17. 2015-01-29
    📄
    annual-return-company-with-made-up-date-full-list-shareholders
    annual-return · AR01
  18. 2006-05-08
    🔒
    Charge registered #2
    Lender: The Governor and Company of the Bank of Scotland
  19. 2005-10-04
    ➕
    MACKINNON, Angus John appointed
    secretary
  20. 2005-10-04
    ➖
    MACKINNON, Morag resigned
    secretary
  21. 2004-03-23
    ➕
    MACKINNON, Grant Logan appointed
    director
  22. 2004-03-23
    ➕
    MACKINNON, Iain appointed
    director
  23. 2004-03-23
    ➖
    MACKINNON, John resigned
    director
  24. 2004-03-23
    ➖
    MACKINNON, Morag resigned
    director
  25. 1999-11-01
    ➕
    MACKINNON, Angus John appointed
    director
  26. 1992-07-02
    🔒
    Charge registered #1
    Lender: The Governor and Company of the Bank of Scotland
  27. 1977-07-12
    🏢
    Company incorporated
    As JOHN MACKINNON (BUILDERS) LIMITED

Owner dependency

100/100
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 name in company name: Company name contains director surname "MACKINNON" — strong identity link between founder and business.
  • +Long-tenure founder: Senior director has been in place 27 years — deep operational knowledge concentrated in one person.
  • +Senior director age: Director aged approximately 64 — approaching natural succession window.

Succession & seller-readiness

95/100
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.
  • primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.
  • primary20+ year tenure: Director in role 27 years. Very long tenure is a classic succession signal.
  • secondaryStable-but-static management: Company is 49 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

1 active beneficial owner
NameSharesVoting rightsNature of controlNotified
Mr Angus John Mackinnon
Individual · Scottish · DOB 01/1962 · age 64
50–75%
—50-75% shares06/04/2016

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

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——£682.1k—49y8279y
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————50y8266y
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———1217y8259y
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————30y8266y
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———1323y8264y
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——£388.6k—20y8261y
G. WOODS BATHROOMS LIMITED→
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————25y8268y
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——£4.5k—16y8260y
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.

See pricing →

Company details

Statusactive
Typeltd
Incorporated1977-07-12
Jurisdictionscotland
Primary SIC41202 — Construction of domestic buildings

Registered office

Loch View
Kilmoluaig
Isle Of Tiree
PA77 6XB

Filing status

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

Officers (2 active · 5 resigned)

MACKINNON, Angus John→
secretary · appointed 2005-10-04
View their other companies + combined net worth →
Active
MACKINNON, Angus John→
director · ~64y · appointed 1999-11-01
View their other companies + combined net worth →
Active
MACKINNON, Morag→
secretary · resigned 2005-10-04
Resigned
MACKINNON, Grant Logan→
director · ~58y · appointed 2004-03-23 · resigned 2015-04-05
Resigned
MACKINNON, Iain→
director · ~63y · appointed 2004-03-23 · resigned 2017-12-14
Resigned
MACKINNON, John→
director · ~92y · resigned 2004-03-23
Resigned
MACKINNON, Morag→
director · ~87y · resigned 2004-03-23
Resigned

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

Mortgages & charges

2
Total charges
2
Outstanding
1
Active lenders
Status:Lender:2 of 2 shown
TypeProperties
outstanding
Lloyds Banking Group
The Governor and Company of the Bank of Scotland
Standard security1 property08/05/2006—
outstanding
Lloyds Banking Group
The Governor and Company of the Bank of Scotland
Floating charge1 property02/07/1992—
Click column headers to sort. Use filters above to narrow by status and lender.

Recent filings (97 total)

accounts-with-accounts-type-micro-entity
accounts · AA
2026-04-07
confirmation-statement-with-updates
confirmation-statement · CS01
2025-12-22
accounts-with-accounts-type-micro-entity
accounts · AA
2025-03-13
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-12-20
accounts-with-accounts-type-micro-entity
accounts · AA
2024-02-29
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-01-23
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-01-12
accounts-with-accounts-type-micro-entity
accounts · AA
2022-11-21
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-01-14
accounts-with-accounts-type-micro-entity
accounts · AA
2021-09-20
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-02-19
accounts-with-accounts-type-micro-entity
accounts · AA
2020-11-20
confirmation-statement-with-no-updates
confirmation-statement · CS01
2019-12-20
accounts-with-accounts-type-micro-entity
accounts · AA
2019-09-28
confirmation-statement-with-no-updates
confirmation-statement · CS01
2018-12-17