AIROLOGY SYSTEMS LIMITED

🌳Matureactive

SC166192 · ltd · incorporated 1996-06-10

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 2025

Net worth

—

book net assets

Opportunity

80/100

Exceptional

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What this business does

Primary activity: Plumbing, heat and air-conditioning installation

Sector: Construction

Investor take

Pursue

Active trading company with a 66-year-old founder — textbook succession opportunity.

Opportunity 80/100 (exceptional), bankability 75/100. Strong seller-intent signal (83/100, director aged 66). Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

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

Lenders & charges

Confirmed no charges registered

Directors & officers

6 officers (3 active, 6 linked, 4 with DOB)

Ownership & PSC

1 active PSC(s) of 1 total, 1 with control declared

Director network

Network not yet resolved

Filing history

73 filings on record

Gazette notices

No matching gazette notices (standard for active companies)

Opportunity Score

80/100Exceptional

PassWatchWorth a lookStrongExceptional

Strong composite across quality, acquirability, and risk. High-priority target — progress to serious diligence.

Business quality

Active, clean filings, stable charge profile.

Acquirability

Strong succession / seller-readiness signals.

Risk profile

Few red flags.

Signal strength

Good data coverage for analysis.

Key financials

2 years extracted from filed iXBRL accounts

Cash

—

Net Worth

—

Current Assets

—

Current Liabilities

—

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · FRS 102

Metric	2025-06-30	2024-06-30
Average employees	400	500

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

filings

Last 90 days

filings

Last 180 days

filings

Counts from Companies House filing history.

Corporate timeline (26 events)Click to expand

2025-09-30
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-11-26
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-11-23
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-12-09
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-11-08
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2020-10-20
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2019-11-28
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2018-09-14
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2018-02-06
📄
notification-of-a-person-with-significant-control
persons-with-significant-control · PSC01
2017-11-13
📄
accounts-with-accounts-type-unaudited-abridged
accounts · AA
2016-10-26
📄
accounts-with-accounts-type-total-exemption-small
accounts · AA
2016-06-26
📄
annual-return-company-with-made-up-date-full-list-shareholders
annual-return · AR01
2015-10-07
📄
accounts-with-accounts-type-total-exemption-small
accounts · AA
2015-06-17
📄
annual-return-company-with-made-up-date-full-list-shareholders
annual-return · AR01
2014-10-23
📄
accounts-with-accounts-type-total-exemption-small
accounts · AA
2014-07-11
📄
annual-return-company-with-made-up-date-full-list-shareholders
annual-return · AR01
1996-06-10
🏢
Company incorporated
As AIROLOGY SYSTEMS LIMITED
1996-06-10
➕
BENSON, Melanie Susan Webster appointed
secretary
1996-06-10
➕
BENSON, Andrew John appointed
director
1996-06-10
➕
BENSON, Melanie Susan Webster appointed
director
1996-06-10
➕
FOOT, Leigh appointed
nominee-secretary
1996-06-10
➖
FOOT, Leigh resigned
nominee-secretary
1996-06-10
➕
MCINTOSH, Susan appointed
nominee-director
1996-06-10
➖
MCINTOSH, Susan resigned
nominee-director
1996-06-10
➕
TRAINER, Peter appointed
nominee-director
1996-06-10
➖
TRAINER, Peter resigned
nominee-director

Owner dependency

91/100

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 30 years — deep operational knowledge concentrated in one person.
+Founder age: Director aged approximately 66 — succession pressure is live.
+Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

86/100

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 66. Approaching typical UK retirement age — succession thinking likely.
secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
primary20+ year tenure: Director in role 30 years. Very long tenure is a classic succession signal.
secondaryStable-but-static management: Company is 30 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

Name	Shares	Voting rights	Nature of control	Notified
Mr Andrew John Benson Individual · British · DOB 04/1960 · age 66	25–50%	—	25-50% shares	05/02/2018

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

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AL AMEIR LTD→ SC858992 · est 2025 · no financials extracted	—	—	—	—	—	—	—
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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

Incorporated1996-06-10

Jurisdictionscotland

Primary SIC43220 — Plumbing, heat and air-conditioning installation

Registered office

Narplan House 63 Main Street

Glasgow

G73 2JH

Filing status

Accounts

Next due: 2027-03-31

Last made up to: 2025-06-30

Confirmation statement

Next due: 2026-06-24

Last: 2025-06-10

Officers (3 active · 3 resigned)

BENSON, Melanie Susan Webster→

secretary · appointed 1996-06-10

View their other companies + combined net worth →

Active

BENSON, Andrew John→

director · ~66y · appointed 1996-06-10

View their other companies + combined net worth →

Active

BENSON, Melanie Susan Webster→

director · ~65y · appointed 1996-06-10

View their other companies + combined net worth →

Active

FOOT, Leigh→

nominee-secretary · appointed 1996-06-10 · resigned 1996-06-10

Resigned

MCINTOSH, Susan→

nominee-director · ~56y · appointed 1996-06-10 · resigned 1996-06-10

Resigned

TRAINER, Peter→

nominee-director · ~74y · appointed 1996-06-10 · resigned 1996-06-10

Resigned

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