89 CASTELNAU RTM COMPANY LTD

🌳Matureactive
07190205 · private-limited-guarant-nsc · incorporated 2010-03-16
Investment thesis
Unencumbered property vehicle — clean asset-backed target with refinance headroom.
Why interesting: Property-holding entity with no live charges; straightforward asset-backed case.
Why risky: Values depend on title and valuation; property-specific market exposure.
🔒Estimated value
—
Upgrade to see
Turnover
—
year to Sept 2025
Net worth
—
book net assets
Opportunity
78/100
Strong
🔔
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What this business does
Primary activity: Management of real estate on a fee or contract basis
Sector: Real estate
Investor take
Pursue
Active trading company with a 81-year-old founder — textbook succession opportunity.

Opportunity 78/100 (strong), bankability 75/100. Strong seller-intent signal (83/100, director aged 81). Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

Data confidence

Overall: medium (71/100)

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
1 year of iXBRL accounts extracted (no YoY comparison) + narrative notes parsed
50
Lenders & charges
Confirmed no charges registered
85
Directors & officers
5 officers (3 active, 5 linked, 3 with DOB)
82
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
3 connected companies via shared directors
54
Filing history
37 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
78/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
80
Strong succession / seller-readiness signals.
Risk profile
77
Few red flags.
Signal strength
90
Good data coverage for analysis.

Key financials

1 year extracted from filed iXBRL accounts
Cash
—
Net Worth
—
Current Assets
—
Current Liabilities
—

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-09-30
Average employees0

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
1
filing
  • • 1 confirmation-statement
Last 180 days
1
filing
  • • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (23 events)Click to expand
  1. 2025-12-12
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2025-10-02
    ➕
    BLANCKENBURG, Karen Gillian appointed
    director
  3. 2025-10-02
    ➖
    HIGHET, Catherine resigned
    director
  4. 2025-10-02
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  5. 2025-10-02
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  6. 2025-07-16
    ➖
    HIGHET, Catherine resigned
    secretary
  7. 2025-07-16
    📄
    termination-secretary-company-with-name-termination-date
    officers · TM02
  8. 2025-06-09
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  9. 2025-02-28
    📄
    appoint-person-secretary-company-with-name-date
    officers · AP03
  10. 2024-09-05
    ➕
    BLANCKENBURG, Karen Gillian appointed
    secretary
  11. 2024-06-26
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  12. 2022-12-16
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  13. 2021-12-01
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  14. 2021-11-30
    📄
    change-account-reference-date-company-previous-extended
    accounts · AA01
  15. 2020-12-14
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  16. 2019-11-29
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  17. 2019-01-16
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  18. 2018-02-06
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  19. 2016-12-29
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  20. 2010-03-16
    🏢
    Company incorporated
    As 89 CASTELNAU RTM COMPANY LTD
  21. 2010-03-16
    ➕
    BLANCKENBURG, Hans Jurgen appointed
    director
  22. 2010-03-16
    ➕
    HIGHET, Catherine appointed
    secretary
  23. 2010-03-16
    ➕
    HIGHET, Catherine appointed
    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 16 years — deep operational knowledge concentrated in one person.
  • +Founder age: Director aged approximately 81 — succession pressure is live.
  • +Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

79/100
Likely off-market candidate

Strong acquirability signals converging. Worth approaching directly — this is how off-market deals start.

SIGNALS
  • primaryFounder aged 70+: Senior director is approximately 81 years old. Natural succession window is now.
  • secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
  • secondary12+ year tenure: Director in role 16 years.
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

1 med ·
2 director resignations in last 12 months
medium

Multiple recent departures can indicate governance disagreement, succession event, or preparation for sale/stress.

Evidence: HIGHET, Catherine resigned 2025-07-16; HIGHET, Catherine resigned 2025-10-02

Shareholders & ownership

1 active beneficial owner
NameSharesVoting rightsNature of controlNotified
Mr Hans Jurgen Blanckenburg
Individual · German · DOB 07/1945 · age 81
25–50%
25–50%25-50% shares · 25-50% voting15/03/2017

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 →

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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
Typeprivate-limited-guarant-nsc
Incorporated2010-03-16
Jurisdictionengland-wales
Primary SIC68320 — Management of real estate on a fee or contract basis

Registered office

Bray Lawn
Fishery Road
Maidenhead
Berkshire
SL6 1UP

Filing status

Accounts
Next due: 2027-06-30
Last made up to: 2025-09-30
Confirmation statement
Next due: 2027-03-14
Last: 2026-02-28

Officers (3 active · 2 resigned)

BLANCKENBURG, Karen Gillian→
secretary · appointed 2024-09-05
View their other companies + combined net worth →
Active
BLANCKENBURG, Hans Jurgen→
director · ~81y · appointed 2010-03-16
View their other companies + combined net worth →
Active
BLANCKENBURG, Karen Gillian→
director · ~67y · appointed 2025-10-02
View their other companies + combined net worth →
Active
HIGHET, Catherine→
secretary · appointed 2010-03-16 · resigned 2025-07-16
Resigned
HIGHET, Catherine→
director · ~82y · appointed 2010-03-16 · resigned 2025-10-02
Resigned

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

Recent filings (37 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-03-26
accounts-with-accounts-type-micro-entity
accounts · AA
2025-12-12
appoint-person-director-company-with-name-date
officers · AP01
2025-10-02
termination-director-company-with-name-termination-date
officers · TM01
2025-10-02
termination-secretary-company-with-name-termination-date
officers · TM02
2025-07-16
accounts-with-accounts-type-total-exemption-full
accounts · AA
2025-06-09
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-02-28
appoint-person-secretary-company-with-name-date
officers · AP03
2025-02-28
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-06-26
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-02-29
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-02-28
accounts-with-accounts-type-total-exemption-full
accounts · AA
2022-12-16
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-03-01
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-12-01
change-account-reference-date-company-previous-extended
accounts · AA01
2021-11-30