BMK PLUMBING AND HEATING LIMITED

💤Zombieactive
SC395019 · ltd · incorporated 2011-03-08
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.
🔒Estimated value
—
Upgrade to see
Turnover
—
year to Mar 2025
Net worth
£116.0k
book net assets
Opportunity
75/100
Strong
🔔
Follow this company (free)
Email alerts on filings, charges, director changes, gazette notices. No account needed.

Unsubscribe any time from any email. GDPR-respectful.

🔒Generate AI memo →🔒Outreach pack →🔒Corporate story →📑 Reports →Sign in to watch
What this business does
Primary activity: Plumbing, heat and air-conditioning installation
Sector: Construction
Investor take
Pursue
Strong opportunity: asset-holding vehicle with strong profile and bankable structure.

Opportunity 75/100 (strong), bankability 75/100. High owner-dependency — earn-out structure likely required for clean transition. Share purchase looks the cleaner deal structure. Biggest value-creation lever: Broaden director team. Sole director creates succession risk and reduces buyer comfort. Appoint a second director or strong #2. Most likely exit: share sale to pe / searcher (58/100).

Data confidence

Overall: medium (76/100)

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
2 officers (2 active, 2 linked, 1 with DOB)
80
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
Network not yet resolved
30
Filing history
36 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
75/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
60
Some acquirability indicators.
Risk profile
85
Few red flags.
Signal strength
90
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · FRS 102
Positive net assets
Net assets £116,035
Cash YoY
+17%
Year on year

Key financials

2 years extracted from filed iXBRL accounts
Cash
£84k
↑ 17% YoY
Net Worth
£116k
↑ 65% YoY
Current Assets
£209k
↑ 86% YoY
Current Liabilities
—
£0£42k£84k£125k£167k£209kMar 2024Mar 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · FRS 102
Metric2025-03-312024-03-31
Total assets£129.5k£108.0k
Current assets£208.8k£112.3k
Cash£83.6k£71.4k
Debtors£125.3k£40.9k
Net assets£116.0k£70.5k

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

🔒Filing-note intelligence

2 signals 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
1
filing
  • • 1 confirmation-statement
Last 180 days
3
filings
  • • 1 confirmation-statement
  • • 1 accounts
  • • 1 address
Counts from Companies House filing history.
Corporate timeline (18 events)Click to expand
  1. 2026-01-26
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  2. 2025-11-12
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  3. 2025-03-24
    📄
    change-person-director-company-with-change-date
    officers · CH01
  4. 2024-12-18
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  5. 2023-12-07
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  6. 2023-04-04
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  7. 2023-04-03
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  8. 2022-12-02
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  9. 2021-12-16
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  10. 2021-03-25
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  11. 2020-03-18
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  12. 2019-12-31
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  13. 2018-09-25
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  14. 2018-03-01
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  15. 2017-12-29
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  16. 2011-03-08
    🏢
    Company incorporated
    As BMK PLUMBING AND HEATING LIMITED
  17. 2011-03-08
    ➕
    MCKENZIE, Barry appointed
    secretary
  18. 2011-03-08
    ➕
    MCKENZIE, Barry appointed
    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.
  • +Long-tenure founder: Senior director has been in place 15 years — deep operational knowledge concentrated in one person.
  • +No director turnover: Company is 15 years old with no director changes — suggests a very tight-knit founder team never broadened.

Succession & seller-readiness

68/100
Strong succession signal

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

SIGNALS
  • primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.
  • secondary12+ year tenure: Director in role 15 years.
  • secondaryStable-but-static management: Company is 15 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 · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Mr Barry Mckenzie
Individual · British · DOB 06/1976 · age 50
75–100%
75–100%board control75-100% shares · 75-100% voting · board control06/04/2016

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

Similar companies

Active · Construction · G postcode area
CompanyEst. valueTurnoverNet worthStaffAgeOppDirector
BOX ENERGY LIMITED→
SC806805 · est 2024 · no financials extracted
————2y——
BR CORPORATION LTD→
SC814664 · est 2024 · no financials extracted
————1y——
BRACKENBRAE BUILDERS LIMITED→
SC739990 · est 2022 · no financials extracted
————3y——
BRADLEY FIRE PROTECTION LTD→
SC705530 · est 2021 · no financials extracted
————4y——
BRAND & CAMPBELL DEVELOPMENTS LTD→
SC591222 · est 2018 · no financials extracted
————8y——
BRANNAGAN & BROWN BUILDING SERVICES LTD.→
SC275551 · est 2004 · no financials extracted
————21y——
BRIYAR LIMITED→
SC856355 · est 2025 · no financials extracted
———————
BRODRICK TILING LIMITED→
SC565560 · est 2017 · no financials extracted
————8y——
BROGAN PROPERTIES & CIVILS LIMITED→
SC294734 · est 2005 · no financials extracted
————20y——
BROOKS TADLOCK BUILDING & JOINERY LIMITED→
SC559109 · est 2017 · no financials extracted
————9y——
BROOMCROFT LIMITED→
SC029797 · est 1953 · no financials extracted
————72y——
BROWN & CORDNER ( PLUMBING, HEATING AND SERVICING ENGINEERS ) LTD→
SC820138 · est 2024 · no financials extracted
————1y——
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
Incorporated2011-03-08
Jurisdictionscotland
Primary SIC43220 — Plumbing, heat and air-conditioning installation

Registered office

7 Cowal Crescent
Kirkintilloch
Glasgow
G66 3SY
Scotland

Filing status

Accounts
Next due: 2026-12-31
Last made up to: 2025-03-31
Confirmation statement
Next due: 2027-03-22
Last: 2026-03-08

Officers (2 active · 0 resigned)

MCKENZIE, Barry→
secretary · appointed 2011-03-08
View their other companies + combined net worth →
Active
MCKENZIE, Barry→
director · ~50y · appointed 2011-03-08
View their other companies + combined net worth →
Active

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

Recent filings (36 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-03-23
accounts-with-accounts-type-total-exemption-full
accounts · AA
2026-01-26
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2025-11-12
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-03-24
change-person-director-company-with-change-date
officers · CH01
2025-03-24
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-12-18
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-03-23
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-12-07
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2023-04-04
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2023-04-03
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-03-23
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-12-02
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-03-21
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-12-16
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-04-15