CASTLE TECHNOLOGIES (STRANRAER) LIMITED

🌳Matureactive

SC377099 · ltd · incorporated 2010-04-19

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.

Why now

Window steady · low confidence

Stable recent picture — watch for any upcoming trigger event.

Opportunity decay

approaching window · 12-months

Approaching a transaction window — refinance or sale event plausible in the next 12 months.

· Oldest live charge 12.4y old — refinance window within 12 months

What changed my view

Last 30 days

No material changes in the last 30 days.

Last 90 days

No material changes in the last 90 days.

Last 180 days

No snapshot from 180 days ago — start tracking from today.

🔒Estimated value

—

Upgrade to see

Turnover

—

year to Apr 2025

Net worth

—

book net assets

Opportunity

82/100

Exceptional

🔒Generate AI memo →🔒Outreach pack →🔒Corporate story →📑 Reports →Sign in to watch

What this business does

Primary activity: SIC 26301

Sector: Manufacturing

Investor take

Pursue

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

Opportunity 82/100 (exceptional), bankability 80/100. Strong seller-intent signal (70/100, director aged 58). Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

🏦

Refinance opportunity

1 live charge · oldest 12.4y

85/100

ready

Refinance conversation should be productive — structure clean and timing right.

· Oldest live charge is 12.4 years old — likely at or near maturity.
· Single lender — cleanest path to refinance.
· Legal-friction score 15/100 — clean.

Data confidence

Overall: medium (79/100)

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

1 charges (1/1 with lender, 1/1 with type)

Directors & officers

3 officers (3 active, 3 linked, 2 with DOB)

Ownership & PSC

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

Director network

1 connected companies via shared directors

Filing history

39 filings on record

Gazette notices

No matching gazette notices (standard for active companies)

Opportunity Score

82/100Exceptional

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

100

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	2025-04-30	2024-04-30
Average employees	12	1300

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

filings

Last 90 days

filings

Last 180 days

filing

• 1 confirmation-statement

Counts from Companies House filing history.

Corporate timeline (20 events)Click to expand

2025-10-22
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-10-15
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-09-06
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-07-26
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-09-14
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2020-09-18
📄
accounts-with-accounts-type-total-exemption-full
accounts · AA
2019-09-09
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2018-11-02
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2018-01-19
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accounts-with-accounts-type-total-exemption-full
accounts · AA
2016-11-04
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accounts-with-accounts-type-total-exemption-small
accounts · AA
2016-04-19
📄
annual-return-company-with-made-up-date-full-list-shareholders
annual-return · AR01
2016-02-12
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change-person-director-company-with-change-date
officers · CH01
2016-02-12
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change-person-director-company-with-change-date
officers · CH01
2016-02-12
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change-person-secretary-company-with-change-date
officers · CH03
2015-08-19
📄
accounts-with-accounts-type-total-exemption-small
accounts · AA
2014-02-25
🔒
Charge registered #1
Lender: Aldermore Bank PLC
2010-04-19
🏢
Company incorporated
As CASTLE TECHNOLOGIES (STRANRAER) LIMITED
2010-04-19
➕
LONSDALE, Corinne appointed
secretary
2010-04-19
➕
LONSDALE, Alexander appointed
director
2010-04-19
➕
LONSDALE, Corinne appointed
director

Owner dependency

84/100

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 16 years — deep operational knowledge concentrated in one person.
+Senior director age: Director aged approximately 58 — approaching natural succession window.
+Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

69/100

Strong succession signal

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

SIGNALS

secondaryFounder aged 58+: Senior director is approximately 58. Early succession window.
secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
secondary12+ year tenure: Director in role 16 years.
secondaryStable-but-static management: Company is 16 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

2 active beneficial owners

Name	Shares	Voting rights	Nature of control	Notified
Mr Alexander Lonsdale Individual · British · DOB 09/1968 · age 58	25–50%	25–50%	25-50% shares · 25-50% voting	30/06/2016
Mrs Corinne Lonsdale Individual · British · DOB 06/1970 · age 56	25–50%	25–50%	25-50% shares · 25-50% voting	30/06/2016

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 · Manufacturing · DG postcode area

Company	Est. value	Turnover	Net worth	Staff	Age	Opp	Director
EWART ENGINEERING LIMITED→ SC049122 · est 1971	£1.94M £1.51M–£2.37M	£8.54M	—	7900	54y	87	62y
HODDAM CONTRACTING COMPANY LIMITED→ SC033012 · est 1958	—	—	—	48	68y	83	60y
JAMES GORDON LIMITED→ SC293893 · est 2005	—	—	£7.20M	—	20y	83	76y
A & G KING TIMBER LIMITED→ SC198132 · est 1999	—	—	£7.80M	—	26y	82	84y
DAVID REID LIMITED→ SC292994 · est 2005	—	—	£11.1k	—	20y	82	67y
ESK VALLEY KNITWEAR CO.LIMITED→ SC059934 · est 1976	—	—	—	25	50y	82	58y
EUROPEAN FOREST MACHINERY LIMITED→ SC206862 · est 2000	—	—	—	0	26y	82	68y
J D ENGINEERING (SCOTLAND) LIMITED→ SC204802 · est 2000	—	—	—	1900	26y	82	72y
MATHER DAIRY UTENSILS COMPANY LIMITED→ SC317396 · est 2007	—	—	£2.61M	—	19y	82	69y
PLASTIC TECHNOLOGY SERVICES LIMITED→ SC133850 · est 1991	—	—	—	4000	34y	82	71y
PTS (SCOTLAND) LIMITED→ SC266414 · est 2004	—	—	—	0	22y	82	71y
SOUTHERN TRACTORS LIMITED→ SC244135 · est 2003	—	—	—	4	23y	82	68y

Peers ranked by estimated value, then turnover, then opportunity score.See all →

🔒Tailored diligence questions

6 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.

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Company details

Statusactive

Typeltd

Incorporated2010-04-19

Jurisdictionscotland

Primary SIC26301 — SIC 26301

Registered office

Oakfield

Dunragit

Stranraer

Wigtownshire

DG9 8PG

Filing status

Accounts

Next due: 2027-01-31

Last made up to: 2025-04-30

Confirmation statement

Next due: 2027-05-03

Last: 2026-04-19

Officers (3 active · 0 resigned)

LONSDALE, Corinne→

secretary · appointed 2010-04-19

View their other companies + combined net worth →

Active

LONSDALE, Alexander→

director · ~58y · appointed 2010-04-19

View their other companies + combined net worth →

Active

LONSDALE, Corinne→

director · ~56y · appointed 2010-04-19

View their other companies + combined net worth →

Active

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

Mortgages & charges

Total charges

Outstanding

Active lenders

Status:Lender:1 of 1 shown

			Type	Properties
	outstanding	Aldermore Aldermore Bank PLC	A registered charge	1 property	25/02/2014	—

Click column headers to sort. Use filters above to narrow by status and lender.