CAS DUNCAN LTD

🏛️Establishedactive

SC660201 · ltd · incorporated 2020-04-30

Investment thesis

Established operating company — standard diligence applies, no dominant angle.

Why interesting: Live, filing, normal profile.

Why risky: No standout signals in either direction.

🔒Estimated value

—

Upgrade to see

Turnover

—

year to Jul 2025

Net worth

—

book net assets

Opportunity

77/100

Strong

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What this business does

Primary activity: Plumbing, heat and air-conditioning installation

Sector: Construction

Investor take

Pursue

Strong opportunity: active trading company with strong profile and bankable structure.

Opportunity 77/100 (strong), bankability 75/100. High owner-dependency — earn-out structure likely required for clean transition. 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

Lenders & charges

Confirmed no charges registered

Directors & officers

5 officers (5 active, 5 linked, 5 with DOB)

Ownership & PSC

2 active PSC(s) of 2 total, 2 with control declared

Director network

Network not yet resolved

Filing history

19 filings on record

Gazette notices

No matching gazette notices (standard for active companies)

Opportunity Score

77/100Strong

PassWatchWorth a lookStrongExceptional

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

Business quality

Adequate — check latest filings for context.

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	2025-07-31	2024-07-31
Average employees	3400	3800

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

filing

• 1 accounts

Last 180 days

filing

• 1 accounts

Counts from Companies House filing history.

Corporate timeline (20 events)Click to expand

2026-02-25
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2025-02-04
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-02-28
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-02-20
📄
accounts-with-accounts-type-dormant
accounts · AA
2022-11-14
📄
resolution
resolution · RESOLUTIONS
2022-11-14
📄
capital-allotment-shares
capital · SH01
2022-10-18
📄
appoint-person-director-company-with-name-date
officers · AP01
2022-10-11
➕
HARKNESS, Euan Glendinning appointed
director
2022-08-01
📄
appoint-person-director-company-with-name-date
officers · AP01
2022-07-29
➕
DUNCAN, Alison Jane appointed
director
2022-07-13
📄
appoint-person-director-company-with-name-date
officers · AP01
2022-07-12
📄
change-account-reference-date-company-current-extended
accounts · AA01
2022-07-11
➕
HARKNESS, Sandra Mary appointed
director
2022-06-15
✏️
certificate-change-of-name-company
change-of-name · CERTNM
2022-06-15
📍
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2022-01-31
📄
accounts-with-accounts-type-dormant
accounts · AA
2020-04-30
🏢
Company incorporated
As CAS DUNCAN LTD
2020-04-30
➕
DUNCAN, Cecil Alexander Stanley appointed
director
2020-04-30
➕
DUNCAN, Mary Cruden appointed
director
2020-04-30
📄
incorporation-company
incorporation · NEWINC

Owner dependency

78/100

High — earn-out structure required

Material founder dependency. Consider a 2-3 year earn-out and build in a handover plan before completion.

FACTORS

-5 active directors: Broader management team in place — suggests transferable governance.
+Founder name in company name: Company name contains director surname "DUNCAN" — strong identity link between founder and business.
+Founder age: Director aged approximately 89 — succession pressure is live.
+Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

60/100

Strong succession signal

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

SIGNALS

primaryFounder aged 70+: Senior director is approximately 89 years old. Natural succession window is now.

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

Name	Shares	Voting rights	Nature of control	Notified
Mr Cecil Alexander Stanley Duncan Individual · British · DOB 12/1937 · age 89	25–50%	25–50%	25-50% shares · 25-50% voting	30/04/2020
Mrs Mary Cruden Duncan Individual · British · DOB 05/1944 · age 82	25–50%	25–50%	25-50% shares · 25-50% voting	30/04/2020

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

Similar companies

Active · Construction · AB postcode area

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CUNNINGHAM PLASTERING LTD→ SC357878 · est 2009 · no financials extracted	—	—	—	—	17y	—	—
CW ACCESS LTD→ SC851313 · est 2025 · no financials extracted	—	—	—	—	—	—	—
D COWIE PLUMBING & HEATING LTD→ SC727927 · est 2022 · no financials extracted	—	—	—	—	4y	—	—
DAVID COWE LIMITED→ SC285815 · est 2005 · no financials extracted	—	—	—	—	20y	—	—
DAVIDSONS MARINE & INDUSTRIAL PAINTERS LTD.→ SC245245 · est 2003 · no financials extracted	—	—	—	—	23y	—	—
DEESIDE PLUMBING AND HEATING LTD→ SC606663 · est 2018 · no financials extracted	—	—	—	—	7y	—	—
DEESIDE ROOFING LIMITED→ SC532359 · est 2016 · no financials extracted	—	—	—	—	10y	—	—
DEVREV JOINERY LTD→ SC866486 · est 2025 · no financials extracted	—	—	—	—	—	—	—
DIAMOND PROPERTY DEVELOPMENTS -78 QR LTD→ SC757552 · est 2023 · no financials extracted	—	—	—	—	3y	—	—
DIVERSITY ENERGY SOLUTIONS LTD→ SC545423 · est 2016 · no financials extracted	—	—	—	—	9y	—	—
DIVERZE ACCESS LTD→ SC877610 · est 2026 · no financials extracted	—	—	—	—	—	—	—
DIXON GAS SERVICES LTD→ SC684142 · 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

Incorporated2020-04-30

Jurisdictionscotland

Primary SIC43220 — Plumbing, heat and air-conditioning installation

Registered office

222 Hardgate

Aberdeen

AB10 6AA

Scotland

Filing status

Accounts

Next due: 2027-04-30

Last made up to: 2025-07-31

Confirmation statement

Next due: 2026-05-13

Last: 2025-04-29