ALERT PLUMBING SERVICES LTD
💤Zombieactive
05423649 · ltd · incorporated 2005-04-13
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 Apr 2025
Net worth
£3.7k
book net assets
Opportunity
75/100
Strong
What this business does
Primary activity: Plumbing, heat and air-conditioning installation
Sector: Construction
Investor take
PursueStrong 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 (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
Confirmed no charges registered
85
Directors & officers
4 officers (1 active, 4 linked, 1 with DOB)
75
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
2 connected companies via shared directors
51
Filing history
55 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 · accounting standard not declaredPositive net assets
Net assets £3,707
Net assets shrinking
Down £1,835 YoY
Cash YoY
-20%
Year on year
Key financials
2 years extracted from filed iXBRL accountsCash
£7k
↓ 20% YoY
Net Worth
£4k
↓ 33% YoY
Current Assets
£26k
↓ 25% YoY
Current Liabilities
—
Hover to see exact values · click legend to toggle series
Financials
Extracted from Companies House accounts · accounting standard unknown| Metric | 2025-04-30 | 2024-04-30 |
|---|---|---|
| Total assets | £7.4k | £14.6k |
| Current assets | £26.2k | £34.7k |
| Cash | £6.7k | £8.4k |
| Debtors | £19.5k | £26.3k |
| Net assets | £3.7k | £5.5k |
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
0
filings
Last 90 days
0
filings
Last 180 days
2
filings
- • 1 persons-with-significant-control
- • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (23 events)Click to expand
- 2026-03-23📄change-to-a-person-with-significant-controlpersons-with-significant-control · PSC04
- 2026-01-09📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2024-08-08📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2024-01-03📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2023-01-24📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2022-01-14📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2021-03-23📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2020-01-24📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2019-01-21📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2017-12-01📄accounts-with-accounts-type-total-exemption-fullaccounts · AA
- 2017-01-18📄accounts-with-accounts-type-total-exemption-smallaccounts · AA
- 2016-04-15📄annual-return-company-with-made-up-date-full-list-shareholdersannual-return · AR01
- 2016-01-25📄accounts-with-accounts-type-total-exemption-smallaccounts · AA
- 2015-06-02📄annual-return-company-with-made-up-date-full-list-shareholdersannual-return · AR01
- 2015-01-29📄accounts-with-accounts-type-total-exemption-smallaccounts · AA
- 2010-06-08➖LEES, David resignedsecretary
- 2005-04-13🏢Company incorporatedAs ALERT PLUMBING SERVICES LTD
- 2005-04-13➕KERNAN, Noel Thomas appointeddirector
- 2005-04-13➕LEES, David appointedsecretary
- 2005-04-13➕DUPORT SECRETARY LIMITED appointedcorporate-nominee-secretary
- 2005-04-13➖DUPORT SECRETARY LIMITED resignedcorporate-nominee-secretary
- 2005-04-13➕DUPORT DIRECTOR LIMITED appointedcorporate-nominee-director
- 2005-04-13➖DUPORT DIRECTOR LIMITED resignedcorporate-nominee-director
Owner dependency
85/100
Critical — business is the founderThe 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 21 years — deep operational knowledge concentrated in one person.
Succession & seller-readiness
75/100
Likely off-market candidateStrong acquirability signals converging. Worth approaching directly — this is how off-market deals start.
SIGNALS
- primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.
- primary20+ year tenure: Director in role 21 years. Very long tenure is a classic succession signal.
- secondaryStable-but-static management: Company is 21 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
cleanNo 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%| Name | Shares | Voting rights | Nature of control | Notified |
|---|---|---|---|---|
Mr Noel Thomas Kernan Individual · Irish · DOB 01/1974 · age 52 | 75–100% | — | 75-100% shares | 06/04/2016 |
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 →Similar companies
Active · Construction · CT postcode area| Company | Est. value | Turnover | Net worth | Staff | Age | Opp | Director |
|---|---|---|---|---|---|---|---|
| A L S CIVIL ENGINEERS LTD.→ 00902151 · est 1967 · no financials extracted | — | — | — | — | 59y | — | — |
| A L S CONSTRUCTION MANAGEMENT LTD→ 11619398 · est 2018 · no financials extracted | — | — | — | — | 7y | — | — |
| A L SCAFFOLDING LIMITED→ 08106694 · est 2012 · no financials extracted | — | — | — | — | 13y | — | — |
| A-LINE OCEANA LIMITED→ 03921503 · est 2000 · no financials extracted | — | — | — | — | 26y | — | — |
| AHL CONSTRUCTION LIMITED→ 10171511 · est 2016 · no financials extracted | — | — | — | — | 9y | — | — |
| AHSQ HOLDINGS LIMITED→ 15508195 · est 2024 · no financials extracted | — | — | — | — | 2y | — | — |
| AK17 CONSTRUCTION LTD→ 16494221 · est 2025 · no financials extracted | — | — | — | — | — | — | — |
| AL RUSSELL HOLDINGS LIMITED→ 15285548 · est 2023 · no financials extracted | — | — | — | — | 2y | — | — |
| ALERT PLUMBING AND HEATING LTD→ 07251602 · est 2010 · no financials extracted | — | — | — | — | 15y | — | — |
| ALEXANDER ENVIRONMENTAL SYSTEMS LTD→ 05186152 · est 2004 · no financials extracted | — | — | — | — | 21y | — | — |
| ALEXANDER LLOYD CONSTRUCTION LTD→ 15338517 · est 2023 · no financials extracted | — | — | — | — | 2y | — | — |
| ALF MANSTON LIMITED→ 12675636 · est 2020 · no financials extracted | — | — | — | — | 5y | — | — |
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
Incorporated2005-04-13
Jurisdictionengland-wales
Primary SIC43220 — Plumbing, heat and air-conditioning installation
Registered office
7 Cherry Tree Gardens
Ramsgate
Kent
CT12 6QS
Filing status
Accounts
Next due: 2027-01-31
Last made up to: 2025-04-30
Confirmation statement
Next due: 2027-02-08
Last: 2026-01-25
Officers (1 active · 3 resigned)
KERNAN, Noel Thomas→
Activedirector · ~52y · appointed 2005-04-13
View their other companies + combined net worth →
LEES, David→
Resignedsecretary · appointed 2005-04-13 · resigned 2010-06-08
DUPORT SECRETARY LIMITED→
Resignedcorporate-nominee-secretary · appointed 2005-04-13 · resigned 2005-04-13
DUPORT DIRECTOR LIMITED→
Resignedcorporate-nominee-director · appointed 2005-04-13 · resigned 2005-04-13
Click a director name to see their full track record across all companies.
Recent filings (55 total)
change-to-a-person-with-significant-control
persons-with-significant-control · PSC04
2026-03-23
confirmation-statement-with-updates
confirmation-statement · CS01
2026-03-23
accounts-with-accounts-type-total-exemption-full
accounts · AA
2026-01-09
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-03-17
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-08-08
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-03-08
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-01-03
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-02-27
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-01-24
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-02-25
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-01-14
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-03-23
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-02-15
confirmation-statement-with-no-updates
confirmation-statement · CS01
2020-01-31
accounts-with-accounts-type-total-exemption-full
accounts · AA
2020-01-24